Keychron K3 Max QMK/VIA Wireless Custom Mechanical Keyboard
Keychron K3 Max is an ultra-slim wireless custom mechanical keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection. It allows anyone to master any keys or macro commands on its 75% compact layout through VIA. Besides, it has included LSA (low profile spherical-angled) profile keycaps for both Windows and macOS, and users can hot-swap with Gateron low-profile MX mechanical switch in a breeze (for RGB Backlight Hot-Swappable Version only).
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Keychron
K3 Max
The K3 Max is a low-profile wireless mechanical keyboard with a 75% layout. It supports 2.4 GHz, Bluetooth, and wired connections. Empowered by QMK/VIA, it offers endless possibilities and enhanced productivity in your work and gaming!
2.4 GHz & Bluetooth Connection
Experience peak gaming performance on the fly with the 2.4 GHz wireless connection boasting a rapid 1000 Hz polling rate. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the K3 Max via Bluetooth 5.1 to three devices.
Ultra-Slim
The innovative low-profile Gateron switch is 31% slimmer than conventional normal profile switches makes the aluminum body K3 Max one of the thinnest wireless mechanical keyboards in the world. While still delivering a distinguished tactile response.
Program with QMK & VIA.
QMK/VIA means endless possibilities for a fluid workflow. Thanks to our engineering team, it's the first time in history that a wireless mechanical keyboard has these kinds of capabilities right out of the box.
Simply connect the K3 Max to your device with a cable, drag and drop your favorite keys or macro commands to remap any key you want on any system (macOS, Windows, or Linux).
ARM Cortex-M4 32-bit STM32F402 MCU which is powerful, and equipped with 256K Flash will provide more flexibility for developers.
Get the K3 Max keymap working on VIA
Since the VIA code for the K3 Max version is still awaiting approval from Github, it is not yet automatically recognized. Please download the appropriate keymap JSON file below, open VIA, turn on "Show Design tab" on "Settings" tab, and drag the JSON file into the “Design” tab on VIA to get the K3 Max keymap working on VIA.
K3 Max Keymap JSON Files
Suitable For All Devices
Offers a Mac layout while remaining compatible with Windows. It stands out in the market by providing the same multimedia and function key functions as Apple keyboards for Mac users, but with enhanced tactile feedback.
Additionally, you can configure different keymaps for both Mac and Windows devices. The VIA software is compatible with macOS, Windows, and Linux. The keyboard includes keycaps for both macOS and Windows, along with additional esc and enter keys, facilitating seamless switching between operating systems.
An Epic Core Inside
A powerful ARM architecture MCU equipped with 256KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz on 2.4GHz and wired modes right out of the box, which makes the latency hardly noticeable even in competitive games.
Interior Acoustic Foam
Elevate your typing with K3 Max featuring advanced IXPE acoustic foam for silent keystrokes and enhanced comfort, coupled with resilient latex foam for superior key switch support, responsiveness, and durability. Redefining the standard for a quiet, comfortable, and responsive typing experience.
Hot-Swappable (Optional)
We all have our unique typing preferences, that’s why we are offering hot-swappable option on the K3 Max, so you can easily hot-swap every low-profile Gateron mechanical switch in a few seconds to customize the typing experience without soldering.
*The K3 Max is currently compatible with Gateron/Keychron low-profile mechanical switches only, as QMK does NOT support low-profile optical switches.
Low-Profile Gateron Switch
The Gateron low-profile MX 2.0 Mechanical switch is designed to enhance reliability. Gateron's reputable switches are your best choice for a precise, smooth, and reliable fingertip feel whether you prefer linear (red), clicky (blue), or something in between (brown).
Low-Profile Double-shot PBT Keycaps
Designed for premium type feeling, the K3 Max comes with our unique double-shot PBT keycaps that made of durable non-backlight shine through PBT material with excellent oil resistance for long-term use.
Redesigned Stabilizers
We’ve redesigned the stabilizers to make it stay on the level the same way as the switch while making sure it still delivers reliability and less wobble on the big keys like the space bar, left Shift, backspace, and Enter key.
RGB Backlights
Comes with more than 22 types of RGB backlight settings (as well as a static white backlight option), and 14 types of backlight settings on the White Backlight version. You can further fine-tune the RGB hue, saturation, brightness, effect speed with ease.
Ergonomic Support
Three levels of adjustable typing angle aim to provide long-lasting ergonomic wrist support.
What's in the box?
What's in the box?
Frequently bought together (Add-on)
ANY KEYBOARD + ADD-ON
Pay shipping fee for keyboard only. Free shipping for the add-on (Excluding the Carrying Case and Mouse). Terms here.
Select the matching variant for your product.
SPECIFICATION
Number of Keys: 84 (75%)
Switches: Gateron low-profile mechanical
Switch Face: North-facing
Number of Multimedia Keys: 12
Frame Material: ABS+Aluminum frame
Keycap Material: Low-profile double-shot PBT
Layout: ANSI
Polling Rate (2.4Ghz and Wired Mode): 1000Hz
Polling Rate (BT Mode): 90Hz
N-Key Rollover (NKRO): Yes for both wireless and wired modes
*The K3 Max is currently compatible with Gateron/Keychron low-profile mechanical switches only, as QMK does NOT support low-profile optical switches.
CONNECTIVITY AND POWER
Backlit: 22 types of RGB backlight options plus endless possibilities
Battery: 1550 mAh rechargeable li-polymer battery
Wireless Working Time (Backlit off): Up to 78 hours (Lab test result may vary by actual use)
Wireless Working Time (RGB): Up to 40 hours (Lowest brightness)
Connection: 2.4 GHz / Bluetooth / Type-C wired
Bluetooth version: 5.1
Bluetooth Device Name: Keychron K3 Max
Compatible System: macOS / Windows / Linux
PHYSICAL UNIT
Dimension: 306 x 116 mm (12.04 x 4.56")
Weight: 525 g / 1.16 lbs
Height without keycap (front): 11 mm (0.43")
Height without keycap (rear): 15 mm (0.59")
Height incl. keycap (front): 17 mm (0.66")
Height incl. keycap (rear): 22 mm (0.86")
Typing Angle: 2.5º, 4.2º and 6.5º
MCU: ARM Cortex-M4 32-bit STM32F402 (256KB Flash)
Operating Environment: -10 to 50℃
Learn more about the Keychron K3 Max such as the shortcuts, VIA tutorial, factory reset, and more in the FAQ section.
