This article covers Keychron V3 8K TKL 有線メカニカルキーボード 8000Hz ポーリングレート QMK.

Overview

The Keychron V3 8K TKL is a wired mechanical keyboard that pushes the boundaries of responsiveness with its 8000Hz polling rate. Adopting an 80% tenkeyless layout, it saves desk space while retaining function keys and navigation cluster. The gasket-mounted design with multiple layers of sound-dampening foam delivers a quiet, stable typing experience. It also features full QMK/VIA programmability and a hot-swappable PCB, making it a versatile choice for both gamers and typing enthusiasts.

Connectivity & Compatibility

Connectivity is via USB-C (wired only). It supports Windows, macOS, and Linux with a physical OS toggle switch on the side. Included keycaps support both Mac and Windows layouts, and the VIA web app allows key remapping, macro creation, and polling rate adjustment without any installed software. The hot-swap sockets accept 3-pin and 5-pin Cherry MX-compatible switches.

Product Info

Launched in 2025, the Keychron V3 8K sits in the mid-to-high-end segment of the keyboard market, targeting competitive gamers and power users. Pricing is around ¥19,300 in Japan. Warranty is typically one year through the retailer or Keychron official. Included accessories: USB-C cable, keycap puller, switch puller, and additional keycaps for Mac/Windows. Available on and Keychron's official store. The defining feature is the 8000Hz polling rate, providing near-zero input lag.

Best Use Cases

Competitive gamers: Especially in FPS and fighting games where every millisecond matters. The 8000Hz polling (0.125ms response) is a game-changer. Note that a powerful CPU (Intel 9th-gen i7 or AMD Ryzen 7 2nd-gen or better) is recommended to fully utilize 8K. Keyboard enthusiasts: Hot-swap capability allows easy switch swapping, and VIA support offers deep customization. However, if you need wireless operation, this wired-only model is not for you. * Multi-OS users: The physical OS toggle and dual-layout keycaps make switching between Mac and Windows seamless.

Product Disclosure (Amazon)

  • Manufacturer: Keychron
  • Seller: 輸入品専門店｜Hawaii Store
  • Fulfilled by: 輸入品専門店｜Hawaii Store
  • ASIN: B0GJ6943DQ
  • Note: This article covers a manufacturer-made product based on Amazon listing details.