Kailh Longhua Silent Qingdai Mechanical Keyboard Switches | Professional Quiet Series

Elevate your typing experience with the Kailh Longhua Silent Qingdai switch, a premium entry in the world of high-performance mechanical keyboard switches. Designed for users who demand precision without the auditory distraction, these switches bridge the gap between enthusiast-grade quality and everyday affordability. As part of the respected Kailh Longhua series, the Qingdai (Indigo) edition focuses on delivering a refined, muted tactile response that is perfect for professional environments.

Technical Overview

The Kailh Qingdai switch is engineered with a focus on acoustic dampening and structural integrity. Unlike standard mechanical switches that produce a sharp "click" or "clack," these Kailh silent switches utilize integrated internal dampeners to minimize noise during both the downstroke and the upward reset. The "Qingdai" aesthetic, inspired by traditional deep indigo hues, provides a sophisticated look for custom builders who value both form and function.

Key Features

Optimized Silent Architecture:** These switches are specifically tuned for a quiet office keyboard setup, significantly reducing decibel output without sacrificing the tactile feedback mechanical users crave.

MX Compatible Switches:** Featuring a universal cross-stem design, the Qingdai series ensures seamless compatibility with the vast majority of aftermarket keycaps and custom keyboard kits.

High-Transparency Housing:** The clear polycarbonate top housing is specifically crafted to maximize RGB light diffusion, ensuring your keyboard’s backlighting remains vibrant and even.

Performance Specifications

Switch Type:** Silent Linear / Soft Tactile

Operating Force:** 45g ± 10gf

Pre-travel:** 2.0mm ± 0.4mm

Total Travel:** 3.6mm ± 0.4mm

Durability:** Rated for 50 million keystrokes

Housing:** Transparent top with a reinforced nylon base

Applications

The Kailh Longhua series is the ideal solution for open-plan offices, libraries, or shared living spaces where noise reduction is paramount. Whether you are a professional writer, a software engineer, or a late-night gamer, these switches provide a smooth, distraction-free environment that allows you to focus on the task at hand without disturbing those around you.

Maintenance and Compatibility

Designed for long-term reliability, these switches are compatible with both hotswap-ready PCBs and traditional solder-in builds. The 3-pin plate-mount design ensures a secure fit in most modern mechanical keyboard chassis. While factory-optimized for immediate use, enthusiasts may further enhance the smoothness by applying a light coat of high-quality switch lubricant to the internal rails.