Keychron

Keychron J5 KJ5-H1Z QMK Wireless Mech Keyboard Red Switch Hot-Swap RGB 100% US (Boxed)

SKU 66162 Brand Keychron EAN13 4894979045256
Keychron J5 is a full-size (100%) wireless mechanical keyboard with QMK/VIA support, hot-swappable red switches, per-key RGB, 2.4GHz/Bluetooth/wired connectivity, 1000Hz polling, and advanced acoustic foams for superior typing sound.
Keyboards - Device Type Gaming Keyboard Office Keyboard
Keyboards - Special Features Hot Swappable Programmable Keys
Keyboards - Form Factor Full Size (100% / 96%)
Keyboards - Key Layout US
Keyboards - Switch Type Mechanical - Linear
Keyboards - Connection Bluetooth Wired (USB) Wireless RF (USB Dongle)
Keyboards - Backlighting Per-Key RGB

Keychron J5 (KJ5-H1Z) is a premium full-size (100%) wireless mechanical keyboard featuring hot-swappable Keychron Super Red linear switches, QMK firmware for endless customization, and per-key RGB lighting with 22+ effects.

It supports ultra-low latency 2.4GHz (1000Hz polling), Bluetooth 5.2 (up to 3 devices), and wired USB-C connections. Advanced acoustic foams (IXPE, PET, EPDM) deliver a refined typing sound and feel. Programmable via Keychron Launcher web app, with Last Key Priority (LKP) for competitive gaming advantage. Double-shot PBT Cherry-profile keycaps ensure durability.

Equipped with 3750mAh battery (~300hrs backlight off), gold-plated PCB stabilizers, adjustable typing angles (2.4°/8.2°), and NKRO support. Compatible with Windows/macOS/Linux.

  • Hot-swappable 3/5-pin MX switches
  • 1000Hz polling (2.4GHz/wired), 125Hz BT
  • Full-size US ANSI layout (108 keys)
  • MCU: ARM WB32F3G71RCT6 (256KB Flash)
  • Includes 2.4GHz Type-A receiver, USB-C cable, puller tool
LayoutFull-size (108 keys, 100%)
Switch TypeKeychron Super Red (Linear)
Hot-Swap SupportYes (3-pin & 5-pin MX-style)
Keycap MaterialDouble-shot PBT
Keycap ProfileCherry profile
Frame MaterialABS
Connection ModesBluetooth 5.2, 2.4 GHz, Wired USB-C
Polling Rate1000 Hz (2.4GHz & Wired), 125 Hz (BT)
N-Key RolloverSupported (wired & wireless)
BacklightPer-key RGB (22+ effects)
MCUWB32F3G71RCT6 (ARM, 256KB Flash)
Battery Capacity3750 mAh
Battery Life~300 hours (backlight off), ~172 hours (RGB low)
Dimensions (Keyboard)435.93 × 128.93 mm (17.16″ × 5.08″)
Weight (Keyboard)~1100 g (2.43 lbs)
Typing Angles2.4° / 8.2°
Operating Environment-10 to 50°C