Kailh Deep Sea Silent Pro Box Switch
Best silent mechanical switches for office workers seeking a quiet workspace.
Experience a quieter, more stable typing experience with the Kailh Deep Sea Silent Pro Box Switch. Designed with a captivating deep-sea aesthetic, featuring a transparent blue PC cover and dark blue nylon base, these switches offer both style and substance. They come factory pre-lubed to ensure smooth operation and minimize noise. Available in Linear (Islet) and Tactile (Whale) variants, their extended spring design provides consistent pressure and quick rebound. The transparent housing also boosts backlight visibility, enhancing your keyboard's illumination.
$10.90
Owner Satisfaction
4.6
/ 5
Category Rank
1604
/ 6542
#1604 in Keyboard Keys & Caps
Price vs Category Average
-75%
Below average
Operation Life
100
/ Up to M cycles
Who it's for
- Office workers needing a quiet environment for shared workspaces
- Typists seeking a stable, wobble-free experience with added protection
- Keyboard enthusiasts wanting a smooth, ready-to-use linear feel
Who should skip it
- Users who prefer the crisp, sharp feedback of mechanical switches
- Collectors who frequently swap keycaps on their custom boards
- Budget-conscious builders looking for the most affordable switch options
Performance breakdown
Acoustic Dampening
Advanced silent design effectively eliminates harsh bottom-out and top-out noise.
Actuation Smoothness
Factory pre-lubrication ensures a buttery feel straight out of the box.
Switch Durability
Rated for 100 million cycles, offering exceptional long-term mechanical reliability.
Backlight Illumination
Transparent PC housing maximizes light diffusion for vibrant keyboard aesthetics.
Typing Consistency
Extended spring design provides a snappy, uniform rebound across every key.
Build Compatibility
Standard MX-style cross mount ensures seamless integration with most custom keycaps.
Key Specs
Operation Life
Up to 100M cycles
Total Travel
3.6±0.4 mm
Pins
3-Pin
Factory Pre-lubed
Yes
SMD LED Support
Yes
Islet Switch Operation Force
45±10 gf (Linear)
Whale Switch Tactile Force
60±10 gf (Tactile)
Housing Materials
Top (PC), Bottom (Nylon)
Features
- Silent operation for quiet typing
- Factory pre-lubricated for smoothness
- Extended spring for consistent pressure
- Transparent housing enhances backlighting
- Striking deep-sea aesthetic
- Available in Linear and Tactile options
- Compatible with hot-swappable keyboards
- Durable PBT plastic material
What customers say
The Kailh Deep Sea Silent Pro Box Switch is celebrated for its remarkable quietness, ideal for peaceful typing environments. Users appreciate the exceptionally smooth keypress, thanks to effective factory lubrication that provides an immediate low friction feel. The Box design greatly improves stability, reducing key wobble for a more satisfying typing experience. While tactile feedback is slightly less pronounced than non-silent switches, this is a worthwhile trade-off for the superior silence. This switch offers a premium, stable, and quiet mechanical keyboard solution, earning high user satisfaction for its blend of performance and tranquility.
Know before you buy
The Islet switch is a linear model with a 45gf operating force, providing a smooth, consistent keystroke. The Whale switch is a tactile model with a 60gf tactile force, offering a noticeable bump during the press for better feedback.
Yes, these are 3-pin switches designed to be compatible with most standard hot-swappable mechanical keyboards. Ensure your keyboard PCB supports 3-pin mounting before installation.
No, these switches come factory pre-lubricated. This ensures a smooth typing experience and reduced noise right out of the box without the need for manual maintenance.
The transparent PC top cover is designed to allow more light to pass through, which helps brighten and diffuse your keyboard's SMD LED backlighting for a more vibrant aesthetic.
These switches are specifically engineered for silent operation, utilizing internal dampening to significantly reduce the acoustic profile of each keystroke. They are an excellent choice for office environments or shared spaces where noise levels are a concern.
The Kailh Deep Sea Silent Pro Box switches are rated for up to 100 million cycles. This high durability ensures consistent performance and reliability over many years of heavy use.
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