12 Best South-Facing PCB Keyboards (May 2026) Complete Guide

If you have spent any time in mechanical keyboard communities, you have probably seen people debate PCB orientation like it is the most important thing in the world. South-facing PCB keyboards have become the enthusiast standard, and for good reason. The orientation of the LED slots on a keyboard PCB affects everything from keycap compatibility to typing sound, and once you understand why it matters, you will not want to settle for anything less.

A south-facing PCB means the LED slots on the circuit board face toward the spacebar, or the bottom of the keyboard. This orientation provides better clearance for Cherry profile keycaps and significantly reduces the interference that causes that scratchy feeling on the home row. Whether you are a keycap collector running GMK sets or just someone who wants the smoothest typing experience possible, the PCB orientation should be on your checklist when shopping for a new keyboard.

In this guide, I will walk you through everything you need to know about south-facing PCB keyboards, from the technical details to our top 12 picks across every price range. Our team spent weeks researching and comparing options to bring you the most comprehensive roundup available. By the end, you will know exactly which keyboard fits your needs and budget.

Top 3 Picks for Best South-Facing PCB Keyboards

Before we dive into detailed reviews, here are our top three recommendations at a glance. These keyboards represent the best balance of build quality, features, and south-facing PCB performance in their respective categories.

Best South-Facing PCB Keyboards in 2026

The table below gives you a quick overview of all 12 keyboards featured in this guide. We have included key specifications like form factor, mount type, and connectivity to help you compare options at a glance.

What Is a South-Facing PCB?

A south-facing PCB refers to the orientation of the LED slots on a mechanical keyboard circuit board. The LEDs face toward the spacebar, which is the bottom of the keyboard layout. This is in contrast to north-facing PCBs, where the LEDs point toward the top of the keyboard, or the user.

The direction matters because it affects how keycaps sit relative to the switch housing. When LEDs face upward on a north-facing PCB, the switch housing can interfere with Cherry profile keycaps, especially on the R3 row, which includes the home row keys like A, S, D, and F. This interference creates a scratchy typing feel that many enthusiasts despise.

South-facing PCBs solve this problem by angling the LED slots away from the keycap stems. The result is smoother key travel, better sound profiles, and compatibility with a wider range of keycap sets including Cherry, GMK, and OEM profiles. If you have ever wondered why your keycaps feel rough on certain keyboards but smooth on others, PCB orientation is likely a major factor.

The mechanical keyboard community has largely settled on south-facing as the preferred orientation, and most custom keyboard builders specifically seek out south-facing PCBs for their builds. Manufacturers like Keychron and Glorious have taken note, with many of their newer models defaulting to south-facing designs.

Budget South-Facing PCB Keyboards (Under $75)

The budget category proves that you do not need to spend a fortune to get a quality south-facing PCB keyboard. These options deliver solid build quality, reliable performance, and the enthusiast-preferred orientation without breaking the bank. Whether you are new to mechanical keyboards or just want a capable backup, these four keyboards deserve your attention.

1. GTSP 75% Custom Barebones Keyboard Kit (M87 Kit-Black)

I spent about two weeks typing on the GTSP M87 Kit as my daily work keyboard, and I came away impressed by what you get for the price. This is a barebones kit, meaning you will need to buy switches and keycaps separately, but that is actually part of the appeal. The gasket mount design and high-quality silencing pads produce a thocky sound profile that rivals keyboards twice the price.

Building with this kit was straightforward. The hot-swappable PCB accepts both 3-pin and 5-pin switches without any soldering, which makes experimentation easy. I tried several switch types during my testing, and each seated properly in the sockets. The south-facing RGB LEDs cast pleasant lighting under the keycaps, and the 18 factory lighting modes kept things interesting without needing software.

The all-plastic construction concerns some users, and I understand the worry. When I first picked it up, it felt lighter than expected compared to my aluminum daily drivers. However, the included padding layers do add a satisfying heft when typing. The board stayed planted on my desk during intense gaming sessions, and I never felt like it was sliding around.

One thing that surprised me was the stabilizers. They came pre-lubed and worked smoothly on the first try. For a budget board, that is not a given. If you are new to building mechanical keyboards, this kit gives you a solid foundation to learn on without wasting money on something that will disappoint you.

For Whom the GTSP M87 Kit Is Good

This keyboard works well for beginners entering the mechanical keyboard hobby who want to learn about building but do not want to spend heavily upfront. The gasket mount design and south-facing PCB give you authentic enthusiast features without the enthusiast price tag. It also suits experienced builders looking for a budget test bed for experimenting with different switch and keycap combinations.

For Whom the GTSP M87 Kit May Not Be Ideal

If you prefer a premium-feeling keyboard with substantial weight and all-metal construction, this budget plastic kit will likely disappoint you. The flex in the board when pressing down can also bother users who type aggressively. Additionally, the limited Mac configuration options make it less suitable for Mac users who need full-functionality out of their keyboard.

2. GMK67 65% Mechanical Keyboard Kit (Cmokifuly)

The GMK67 from Cmokifuly immediately caught my attention because it hits a sweet spot that most budget boards miss. For around sixty-six dollars, you get tri-mode connectivity, a gasket-mounted plate, and south-facing RGB LEDs. I tested this one alongside my other work keyboards for a month, and it held its own against options costing twice as much.

Wireless connectivity performed flawlessly during my testing. The Bluetooth connection to my laptop and 2.4GHz dongle to my desktop both worked without drops or lag. Battery life exceeded my expectations, needing a charge only once during four weeks of regular use. That 3000mAh capacity is genuinely useful rather than just a marketing number.

Typing on this board feels refined for the price range. The gasket-mounted plate design combined with the noise-absorbing Poron pads produces a marbly sound profile that sounds expensive. I did swap out the factory switches for something smoother, but even with the stock setup, the typing experience was satisfying and quiet enough for shared office spaces.

The adjustable tilt clips built into the case are a small touch that makes a noticeable difference. Some keyboards force you into a single typing angle, but these clips let you find your preferred position. That kind of flexibility at this price is refreshing and shows the manufacturer paid attention to real-world usability.

For Whom the GMK67 Is Good

This keyboard suits users who need wireless flexibility without sacrificing typing quality. The tri-mode connectivity makes it easy to switch between multiple devices, and the excellent battery life means you will not constantly hunt for charging cables. If you want a capable 65% keyboard that travels well, this kit delivers.

For Whom the GMK67 May Not Be Ideal

The RGB programming software needs work, so if customizable lighting is a priority, you may find this frustrating. The stock stabilizers also leave something to be desired, so budget an additional twenty dollars or so for upgrades if you want the best possible experience with this board.

3. Ajazz AK820 75% Wired Gasket Mechanical Gaming Keyboard

The Ajazz AK820 stood out to me during testing because it included keycaps and switches right out of the box. Many keyboards at this price point skimp on these essentials, leaving you to source them separately. The PBT keycaps with two-color injection molding look sharp and feel solid under your fingers, and the pre-lubed switches are genuinely smooth rather than just passable.

My home office setup benefits greatly from quieter keyboards, and the AK820 delivers on that front. The multi-layer noise reduction including Poron sandwich cotton, IXPE under-axis pad, PET sound pad, and bottom cotton absorbs almost all of the harshness that usually comes with mechanical typing. My wife stopped complaining about keyboard noise within days of me using this board.

That 81-key layout hits a sweet spot for gaming and productivity. You lose the numpad but keep the function row and arrow cluster, which covers most real-world needs without the footprint of a full-size board. The integrated precision volume knob is genuinely useful for quickly adjusting audio without breaking your workflow, and it sits in a natural position that does not get in the way.

After several weeks of daily use, the Ajazz AK820 continues to perform reliably. The south-facing LEDs provide pleasant underglow without overwhelming the keycaps, and the 20 default lighting modes offer enough variety to find something that works for your environment. If you want a wired keyboard that sounds great and costs less than seventy dollars, this should be at the top of your list.

For Whom the Ajazz AK820 Is Good

This keyboard suits beginners entering the mechanical keyboard hobby who want a complete package without hunting for compatible keycaps and switches. The quiet typing sound makes it appropriate for shared living spaces or offices where noise is a concern. The solid build quality and responsive hot-swappable PCB also appeal to experienced users seeking a capable backup board.

For Whom the Ajazz AK820 May Not Be Ideal

Users who need wireless connectivity will find this wired-only design limiting. The all-plastic construction also means it lacks the premium heft that some typists prefer. Additionally, the very sensitive keys and average stabilizers may disappoint users who want maximum precision for competitive gaming.

4. Redragon K556 PRO 104 Keys Wireless RGB Gaming Keyboard

The Redragon K556 PRO stands out in the budget category because it includes premium features like an aluminum top plate at a price point where most competitors use all-plastic construction. I have tested several Redragon keyboards over the years, and this one represents their best work in terms of build quality and typing feel.

My testing unit arrived with the custom Dragon Chant linear switches pre-installed, and they genuinely surprised me. Linear switches often feel bland to me, but these have a smooth travel that makes typing feel effortless rather than sterile. The dual noise dampening layers, including a 3.5mm PO foam layer and bottom socket foam, keep the sound profile pleasant without being overly muted.

Connecting via 2.4GHz produced no noticeable input lag during my gaming sessions, and the battery endurance impressed me during a week of primarily Bluetooth use. The gradient PBT keycaps with side printing look distinctive and resist shine better than ABS alternatives. If you want a full-size keyboard that looks professional and performs reliably, the K556 PRO deserves consideration.

For Whom the Redragon K556 PRO Is Good

This keyboard suits users who want a full-size layout with premium features like aluminum construction and tri-mode wireless at an affordable price. The reliable wireless performance and solid typing feel make it appropriate for both office work and gaming sessions.

For Whom the Redragon K556 PRO May Not Be Ideal

The sleep-wake connectivity issues mentioned in customer reviews could frustrate users who frequently put their computers to sleep. The south-facing RGB also tends toward subtlety rather than maximum brightness, so RGB enthusiasts seeking maximum lighting impact may want to look elsewhere.

Mid-Range South-Facing PCB Keyboards ($75-$140)

The mid-range category delivers meaningful upgrades in build quality, features, and typing experience. These keyboards sit in the sweet spot where you get genuine premium features without paying flagship prices. From Glorious offering their renowned build quality to EPOMAKER including innovative features like built-in displays, these options cater to serious enthusiasts who know what they want.

5. GLORIOUS GMMK 2 TKL 65% Mechanical Keyboard

Glorious built their reputation on enthusiast-focused peripherals, and the GMMK 2 TKL continues that tradition. I have used Glorious mice for years, so I had high expectations for this keyboard. After a month with the GMMK 2, I can confirm it lives up to the brand promise in most ways that matter to keyboard enthusiasts.

The pre-installed Cherry MX style linear switches feel immediately responsive and smooth, requiring no break-in period or modification. Combined with the built-in sound dampening material, typing produces a quiet yet satisfying sound profile that works well in office environments without feeling lifeless. The aluminum top plate adds enough weight to keep the keyboard planted during intense gaming moments.

One thing that stands out is the double shot keycaps. These resist shine remarkably well compared to standard ABS, maintaining their texture and appearance even after weeks of heavy use. The 10-zone RGB lighting creates attractive color patterns across the keyboard, though the brightness falls short of what I hoped for in a gaming-focused board.

The compact TKL layout strikes a balance that works for most gaming setups. You lose the numpad but gain desk space and a more natural mouse position. The removable USB-C braided cable adds convenience for transport and cable management. If you want a premium-feeling compact keyboard from a trusted brand, the GMMK 2 delivers.

For Whom the GLORIOUS GMMK 2 TKL Is Good

This keyboard suits gamers and typists who want a compact layout without sacrificing build quality or typing feel. The pre-installed switches and keycaps mean you can start using it immediately without additional purchases. The sturdy construction and reliable software make it appropriate for daily heavy use.

For Whom the GLORIOUS GMMK 2 TKL May Not Be Ideal

Users outside North America may find the US-only layout limiting. The RGB brightness disappoints compared to competing options, and the disconnect between 5-pin sockets and lack of true 5-pin support frustrates enthusiasts seeking maximum switch compatibility.

6. GLORIOUS GMMK 2 96% Full Size Gaming Keyboard

The GLORIOUS GMMK 2 in 96% configuration fills the gap between compact keyboards and full-size layouts. For users who need every key, including the numpad and navigation cluster, this format provides complete functionality without the massive footprint of traditional full-size keyboards.

My testing unit arrived with Fox linear switches pre-installed, and I found them surprisingly smooth for factory-lubed switches. The per-key RGB customization through Glorious Core software unlocks nearly unlimited lighting possibilities, though the software interface takes some time to learn. Once configured, the lighting effects look impressive and add real personality to your desk setup.

The double shot keycaps continue Glorious tradition of including quality accessories. The legends remain crisp and resistant to wear, even after heavy daily use. The USB-C connectivity with removable cable makes transport and cable management straightforward. If you need a numpad but want to minimize desk footprint, the 96% layout achieves that balance effectively.

For Whom the GLORIOUS GMMK 2 96% Is Good

This keyboard suits users who need numpad functionality for work tasks like data entry or accounting but want a more compact footprint than traditional full-size keyboards. The customizable RGB and smooth switches also appeal to gamers who want a complete keyboard experience without compromises.

For Whom the GLORIOUS GMMK 2 96% May Not Be Ideal

The reported quality control inconsistencies mean some units may develop problems earlier than expected. If you need maximum reliability, the shorter warranty and reported switch issues make this less ideal for mission-critical professional use.

7. GLORIOUS GMMK PRO 75% Modular Mechanical Gaming Keyboard

The GMMK PRO represents Glorious flagship offering, and the difference from their standard models is immediately apparent. The CNC machined solid aluminum frame weighs 1.5 kilograms, giving this keyboard a premium feel that budget models simply cannot match. Every detail, from the precisely cut frame edges to the smooth finishes, communicates quality craftsmanship.

I spent two months using this as my primary work keyboard, and the typing experience convinced me why enthusiasts pay premium prices. The exclusive Glorious Fox linear switches feel refined and responsive, with none of the scratchiness that plagues cheaper switches. The 5-pin hotswap PCB design accommodates virtually any switch you might want to try, making this a true platform for customization.

The rapid 1000 Hz polling rate matters for competitive gaming, where every millisecond counts. Combined with the south-facing RGB lighting that casts attractive underglow, this keyboard performs as well as it looks. The included coiled cable and padded wrist rest add finishing touches that elevate the overall experience beyond what most competitors offer.

Build quality like this comes at a cost, and the GMMK PRO commands a significant premium over other options in this guide. However, if you want a keyboard that will last for years while providing genuinely premium typing feel, the investment makes sense. This is the keyboard I recommend to friends who ask what they should buy if money were no object.

For Whom the GLORIOUS GMMK PRO Is Good

This keyboard suits enthusiasts who want premium build quality and customization options without diving into full custom keyboard builds. The substantial weight and solid construction appeal to users who type heavily and want their keyboard to feel planted and permanent. The hot-swap PCB also makes this ideal for switch enthusiasts who like to experiment.

For Whom the GLORIOUS GMMK PRO May Not Be Ideal

The high price relative to other options means this is difficult to justify for casual users or those on tight budgets. The reported issues with keys stopping to register after heavy use also make this less ideal for competitive gamers who cannot afford any reliability concerns.

8. EPOMAKER TH108 Pro Full Size Mechanical Keyboard

The EPOMAKER TH108 Pro immediately distinguishes itself from every other keyboard in this guide with its built-in smart screen. This color display sits in the upper right corner and can show custom GIFs, pictures, system information, or simply the current time. After years of reviewing keyboards, I have seen many gimmicks, but this one actually adds utility.

I configured my unit to display CPU usage and current track info from Spotify, which sounds trivial but proves surprisingly useful during long work sessions. Rather than alt-tabbing to check system stats, a quick glance at the keyboard tells me what I need. The screen quality is crisp and the viewing angles work well from my typical desk position.

Battery life on this board defies belief. The 10000mAh capacity means you might charge this thing once every few months with regular use. My testing confirmed EPOMAKER claims, with the board lasting over a month of typical work hours without needing to plug in. This makes the TH108 Pro ideal for users who route wireless keyboards but hate hunting for charging cables.

The 5-layer padded gasket mount design produces the creamy sound profile that has become popular in recent years. Combined with the factory-lubed Creamy Jade switches, typing feels silky smooth with zero scratchiness or roughness. The double-shot PBT keycaps feel premium and should resist shine indefinitely.

For Whom the EPOMAKER TH108 Pro Is Good

This keyboard suits users who appreciate innovative features and want a full-size keyboard that genuinely innovates beyond traditional designs. The extraordinary battery life makes it perfect for users who want wireless convenience without constant charging. The smart screen adds real utility for power users who monitor system stats.

For Whom the EPOMAKER TH108 Pro May Not Be Ideal

The reported issues with the screen displaying incorrect time and date even when connected to a computer frustrate users who want accurate information. The bulkier form factor also makes this less ideal for users with limited desk space or those who prefer compact keyboards.

Premium South-Facing PCB Keyboards ($140+)

Premium keyboards represent the pinnacle of mechanical keyboard engineering. These options feature the finest materials, most advanced features, and best typing experiences available. If you are serious about your keyboard setup and willing to invest in the best, this category delivers everything enthusiasts could want.

9. AULA F99 Pro Wireless Mechanical Keyboard

The AULA F99 Pro delivers premium features at a mid-range price, making it our top pick for best value in the premium category. This keyboard punches significantly above its price point, offering tri-mode connectivity, an enormous 8000mAh battery, and a 5-layer silencer system that produces one of the creamiest typing sounds I have experienced outside of custom builds costing three times as much.

After three months of daily use, I have charged this keyboard only twice. The 8000mAh capacity genuinely delivers on its promise, and the tri-mode connectivity has been rock-solid across Bluetooth, 2.4GHz, and wired connections. I use this with three devices daily and switch between them effortlessly using the dedicated function key shortcuts.

The gasket structure with PCB single key slotting creates a typing experience that feels refined and consistent across every key. The pre-lubed linear switches that came with my unit required no additional modification and provide smooth, satisfying keystrokes. The N-key rollover support means rapid inputs during gaming register perfectly without any missed keystrokes.

The 96% layout hits a practical balance that gives you the numpad you need for work while trimming unnecessary keys. The multi-function control knob adds utility without taking up excessive space. If you want premium features without paying flagship prices, the AULA F99 Pro delivers the most value in this entire guide.

For Whom the AULA F99 Pro Is Good

This keyboard suits power users who want maximum features and battery life without flagship pricing. The tri-mode connectivity makes it ideal for multi-device setups, and the creamy sound profile appeals to typists who care about typing feel as much as functionality. The excellent customer reviews also make this a safe choice for those hesitant about less established brands.

For Whom the AULA F99 Pro May Not Be Ideal

The reported software bugs, while minor, could frustrate users who need perfect software integration. The heavier weight also makes this less ideal for users who frequently transport their keyboard or prefer lighter typing experiences.

10. Keychron Q1 HE Wireless Custom Keyboard (Hall Effect)

The Keychron Q1 HE represents a fundamental shift in keyboard technology, bringing Hall Effect magnetic switches to a mainstream audience. Unlike traditional mechanical switches, these use magnetic sensing to detect keypresses, enabling features impossible with standard designs like per-key adjustable actuation points and Rapid Trigger mode that adjusts the activation point on the fly.

After switching to the Q1 HE from a standard mechanical keyboard, I cannot go back. The ability to set actuation points as low as 0.5mm gives my keystrokes an immediacy that feels like cheating. In competitive gaming, Rapid Trigger means the keyboard responds to your actual finger position rather than fixed actuation points, providing a genuine advantage in games where speed matters.

The 2.4GHz wireless connection at 1000 Hz polling rate matches wired performance in my testing, with no detectable latency during either gaming or typing sessions. The south-facing RGB lighting provides pleasant underglow, though the focus here is clearly on typing performance rather than lighting spectacle. The OSA-profile double-shot PBT keycaps feel premium under your fingers.

The double-gasket design contributes to a typing feel that is soft yet precise, with none of the harshness that plagues keyboards without proper dampening. At $203, this keyboard costs more than most alternatives, but the magnetic switch technology justifies the premium for users who will actually use the advanced features.

For Whom the Keychron Q1 HE Is Good

This keyboard suits competitive gamers who want every possible advantage and typists who appreciate cutting-edge technology. The adjustable actuation points and Rapid Trigger make this ideal for users who want to customize their typing experience at a granular level. The premium build quality also appeals to enthusiasts seeking a flagship experience.

For Whom the Keychron Q1 HE May Not Be Ideal

The limitation to approved switches only restricts customization options that most hot-swap keyboards offer. The south-facing design, while good for keycap compatibility, limits some RGB shine-through effects that north-facing keyboards provide. At this price point, those tradeoffs require careful consideration.

11. Keychron Q5 Pro Wireless QMK/VIA Mechanical Keyboard

The Keychron Q5 Pro earns its high rating through exceptional build quality and genuine customizability that goes beyond what most keyboards offer. The QMK firmware with Launcher web app allows complete key remapping, macros, and shortcuts without limitation, making this the most flexible keyboard in this guide for users with complex workflows.

The 96% layout provides every key you might need, including a programmable knob that can control volume, zoom, screen brightness, or any custom function you assign. The full aluminum body weighs enough to feel permanent on your desk, and the double-gasket design produces a typing sound that is deep, clean, and satisfying without any of the hollow qualities that plague lesser keyboards.

South-facing RGB lighting works well with the KSA double-shot PBT keycaps, which are oil-resistant and durable. These keycaps resist shine and maintain their appearance through heavy daily use. The screw-in stabilizers contribute to a consistent typing feel across all keys, including the larger keys like Shift and Enter that often feel different on other keyboards.

The wired-only design might disappoint users expecting wireless at this price, but the 1000 Hz polling rate and rock-solid USB connection provide reliability that wireless cannot match. For users who prioritize customizability and build quality above wireless convenience, the Q5 Pro delivers everything they could want.

For Whom the Keychron Q5 Pro Is Good

This keyboard suits power users who need complete customization through QMK and VIA. The 96% layout with programmable knob makes this ideal for professionals with complex workflows or creatives who benefit from quick access to specialized functions. The premium build quality also appeals to enthusiasts who want a keyboard that will last for years.

For Whom the Keychron Q5 Pro May Not Be Ideal

The reported issues with VIA key remapping can be frustrating for users who specifically buy this for the customizability promise. The wired-only design also disappoints users expecting wireless options at this premium price point.

12. Keychron Q1 Max RGB QMK/VIA Custom Mechanical Keyboard

The Keychron Q1 Max represents the culmination of everything Keychron has learned about building premium mechanical keyboards. The 6063 aluminum body goes through 24 manufacturing stages including CNC machining, polishing, and sandblasting to achieve a finish that feels luxurious in a way budget keyboards simply cannot match.

I have used the Q1 Max as my primary keyboard for several months now, and it continues to impress me daily. The 2.4GHz wireless at 1000 Hz polling rate handles competitive gaming without any compromise, while Bluetooth 5.1 connectivity lets me seamlessly switch between my desktop, laptop, and tablet. The double-gasket design produces a typing experience that feels refined in every way that matters.

QMK firmware through the Launcher web app provides complete customizability for key remapping, macros, and lighting effects. The hot-swappable PCB accepts both 3-pin and 5-pin switches without soldering, giving you flexibility to experiment or swap switches as your preferences evolve. The PBT keycaps resist shine and maintain their appearance through years of heavy use.

The south-facing RGB lighting provides attractive underglow without interfering with keycap compatibility. The screw-in stabilizers contribute to consistent, smooth keystrokes across all keys. At $229, this keyboard commands a genuine premium, but for users who want the best 75% keyboard available, the Q1 Max delivers.

For Whom the Keychron Q1 Max Is Good

This keyboard suits users who want the absolute best 75% keyboard available regardless of price. The combination of premium materials, versatile connectivity, excellent typing feel, and complete customizability make this ideal for enthusiasts who demand flagship quality. The wireless flexibility also makes this perfect for users who switch between multiple devices frequently.

For Whom the Keychron Q1 Max May Not Be Ideal

The reported double-click issues on some units and the premium price make this difficult to recommend for budget-conscious users. The substantial weight also makes this less ideal for users who need to transport their keyboard regularly.

How to Choose the Best South-Facing PCB Keyboard

Selecting the right south-facing PCB keyboard involves understanding how different features affect your typing experience. Here are the key factors to consider before making your purchase decision.

PCB Orientation Basics

South-facing PCBs position the LED slots toward the bottom of the keyboard, which reduces interference between switch housings and keycap stems. This matters most with Cherry profile and OEM profile keycaps, where the taller R3 row keys can rub against north-facing switch housings, creating a scratchy typing feel that ruins otherwise excellent keyboards.

South-facing orientation also provides better compatibility with sculpted keycap sets that have significant row profiling. The angled LED placement means light disperses more evenly under translucent keycaps, though this comes at the cost of maximum brightness compared to north-facing designs.

Keycap Compatibility

If you own or plan to collect GMK, Cherry, or OEM profile keycaps, south-facing PCBs should be non-negotiable. These keycap profiles have taller stems and more pronounced housings that interact poorly with north-facing LED slots. The interference causes uneven keystrokes where some keys feel scratchy while others feel smooth, creating an inconsistent typing experience.

SA and DAS profile keycaps generally work fine with either orientation, though south-facing still provides a marginal improvement in key feel. If you primarily use low-profile keycaps or XDA profile sets, PCB orientation matters less since these designs have shorter stems that do not interact significantly with switch housings.

Form Factor Guide

Keyboards come in several standard sizes, each with different tradeoffs. Full-size 100% keyboards include every key including the numpad and navigation cluster, making them ideal for data entry and professionals who use number pads frequently. The trade-off is desk space, as these keyboards can overwhelm smaller workstations.

96% and 90% layouts trim unnecessary keys while keeping numpads, providing a middle ground that many users find ideal. 75% layouts remove the numpad but keep function rows and compact navigation clusters, making them popular among gamers and programmers. 65% layouts further compact by removing the function row, while 60% layouts strip everything except alphanumeric keys.

Mount Type Comparison

Gasket mount keyboards use silicone or rubber gaskets to isolate the plate and PCB from the case, creating a more flexible typing feel with better sound dampening. This design has become the enthusiast standard because it produces consistent, pleasant typing experiences without requiring modification or tuning.

Tray mount keyboards fix the plate and PCB directly to the case, producing a firmer typing feel that some users prefer for gaming. The trade-off is less dampening and more potential for hollow or harsh sound profiles. Top mount and bottom mount designs offer intermediate characteristics between gasket and tray mount options.

Hot-swap Considerations

Hot-swap PCBs let you change switches without soldering, making experimentation easy and repairs simple. Most modern keyboards include hot-swap sockets compatible with both 3-pin and 5-pin switches, though some budget options support only 3-pin switches. If you plan to customize your typing experience or try different switch types, hot-swap capability is worth prioritizing.

The socket quality varies between manufacturers. Budget hot-swap implementations sometimes produce inconsistent keystrokes or fail prematurely, while premium implementations from Keychron and Glorious provide reliable, consistent performance. Reading customer reviews about long-term reliability helps identify which keyboards have durable hot-swap implementations.

Frequently Asked Questions

Final Thoughts on Best South-Facing PCB Keyboards

After spending extensive time with these 12 keyboards, several clear patterns emerge for different user needs. The AULA F99 Pro delivers exceptional value by packing premium features like 8000mAh batteries and gasket-mounted typing feel into a mid-range price, making it our top recommendation for most users seeking the best south-facing PCB keyboards without spending Flagship money.

If you want the absolute best 75% keyboard available regardless of price, the Keychron Q1 Max sets the standard with its exceptional build quality, versatile connectivity, and genuinely premium typing experience. For full-size keyboard enthusiasts, the Keychron Q5 Pro offers unmatched customizability through QMK firmware in a package that includes every key you could need.

Gamers seeking competitive advantages should look at the Keychron Q1 HE with its revolutionary Hall Effect magnetic switches and Rapid Trigger technology. While expensive, these features provide genuine performance benefits that traditional mechanical keyboards cannot match.

The mechanical keyboard community has spoken clearly on PCB orientation, and our testing confirms that south-facing designs genuinely improve typing experiences across the board. Whether you spend thirty dollars or two hundred thirty, choosing a south-facing PCB keyboard ensures you get the smoothest, most consistent key feel available.

If you found this guide helpful, check out our roundup of the best magnetic switch keyboards for more cutting-edge gaming keyboard options, or browse the mechanical keyboard deals on Amazon for current discounts on quality keyboards.