Keychron

Keychron K8 Max K8M-J1 Red Switch Hot-Swap 80% US QMK Wireless (Boxed)

SKU 40534 Brand Keychron EAN13 4895248881261
Keychron K8 Max is a wireless TKL mechanical keyboard (87 keys) with hot-swappable Keychron Super Red switches, QMK customization, 2.4GHz/Bluetooth/wired connectivity, south-facing RGB, and 4000mAh battery for up to 190h use.
Keyboards - Device Type Gaming Keyboard Office Keyboard
Keyboards - Special Features Hot Swappable Programmable Keys
Keyboards - Form Factor Tenkeyless (TKL / 80%)
Keyboards - Key Layout US
Keyboards - Switch Type Mechanical - Linear
Keyboards - Connection Bluetooth Wired (USB) Wireless RF (USB Dongle)
Keyboards - Backlighting South-facing RGB

The Keychron K8 Max (K8M-J1) is a premium wireless custom mechanical keyboard featuring an 80% TKL layout with 87 keys in US ANSI configuration. It supports tri-mode connectivity: 2.4GHz wireless (1000Hz polling for gaming), Bluetooth 5.1 (connect to 3 devices), and USB-C wired. Fully customizable via open-source QMK firmware and intuitive Keychron Launcher web app for remapping keys, macros, and more.

Enhance your typing with advanced acoustic foams (IXPE, PET, EPDM), steel plate for stability, hot-swappable PCB supporting 3/5-pin MX switches, OSA profile double-shot PBT keycaps, screw-in PCB stabilizers, and south-facing RGB backlighting (22+ effects). Powered by 4000mAh battery offering ~190 hours without backlight or ~100 hours with RGB. Compatible with Mac/Windows/Linux.

  • Hot-swappable Keychron Super Red linear switches (50M clicks)
  • 1000Hz polling in 2.4GHz/wired, NKRO support
  • Aluminum frame, ergonomic 3-level typing angles
  • Includes: keyboard assembly, 2.4GHz dongle, USB-C cable, tools, extra stabilizers/foams
  • Mac layout with Windows keycaps included
Layout80% TKL (87 keys) US ANSI
SwitchesKeychron Super Red (Linear, Hot-swappable 3/5-pin MX)
KeycapsDouble-shot PBT, OSA profile
FrameABS + Aluminum
Connection2.4GHz (1000Hz), Bluetooth 5.1 (90Hz), USB-C Wired (1000Hz)
Battery4000 mAh rechargeable Li-Po
Battery Life190 hours (backlight off), 100 hours (RGB low)
BacklightingSouth-facing RGB, 22+ effects
Polling Rate1000Hz (2.4GHz/Wired), 90Hz (BT)
N-Key RolloverYes (wired & wireless)
FirmwareQMK / Keychron Launcher
CompatibilitymacOS, Windows, Linux, iOS, Android
Dimensions (Keyboard)Approximately 35.5 x 12.7 x 2.2 cm
Weight (Keyboard)Approximately 1.1 kg