Mechanical switches Ducky Kailh Box Red 3-pin linear 45g DSK110-RPA2

Ducky Kailh Box Red 3-pin linear switches (45g) deliver smooth, consistent keystrokes for mechanical keyboards. These switches feature a linear travel profile with no tactile bump or audible click, making them suitable for fast actuation and repeat presses. The 3-pin design supports both solder and hot-swap PCB mounting on compatible keyboard PCBs, and the 45-gram actuation force provides a light, predictable response for gaming and typing scenarios.

Advantages

Linear travel and a 45g actuation force ensure consistent keypresses with minimal resistance, reducing finger fatigue during extended use. The Box housing improves dust and debris resistance compared with traditional open-top switch designs, promoting longevity and stable operation. A 3-pin footprint maintains wide compatibility with many keyboard PCBs while allowing straightforward installation by soldering or using hot-swap sockets where supported.

Suitable for

• Gaming where rapid, repeatable keypresses are required
• Fast typing and coding sessions that favor smooth, uninterrupted travel
• Custom keyboard builds with solder or 3-pin hot-swap PCBs
• Replacement or upgrade of existing linear switch sets

Key specifications

• Switch type: linear
• Pins: 3-pin PCB footprint
• Actuation force: approximately 45 grams
• Housing style: Box-style housing for improved ingress resistance
• Operation: smooth, no tactile bump or audible click

How to use

Install Ducky Kailh Box Red switches into a compatible keyboard by aligning the three pins with the PCB holes and either soldering them in place or pressing them into hot-swap sockets if the keyboard supports hot-swapping. Ensure stabilizers and keycaps are properly seated after switch installation. When using for extended sessions, allow brief pauses to avoid sustained finger strain; the linear actuation and 45g force provide predictable feedback for gradual adaption.

Recommendations

For optimal performance, pair these switches with keycaps that match your preferred travel feel and profile. If you require quieter operation, consider applying switch-lubricant to the stem and spring following manufacturer guidance; perform lubrication carefully to avoid contaminating electrical contacts. Test switches on a single key before full installation to confirm compatibility and desired feel.