Gazzew U4T Tactile Switches – Strong Tactile Feedback with Deep “Thock”

The Gazzew U4T Tactile Switch is one of the most popular tactile switches within the custom keyboard community. This switch is known for its pronounced, immediate tactile bump combined with a deep, characteristic “thock” sound. The U4T is designed for users who want clear feedback without a click mechanism, but with a full and satisfying keystroke.

Specifications

• Type: Tactile (strong, immediate bump)
• Operating force: approx. 62–65 cN
• Pre-travel: approx. 2.0 mm
• Total travel: approx. 4.0 mm
• Materials: Boba housing (proprietary blend), POM stem
• Factory lube: Light (batch dependent)
• Lifespan: Up to 80 million keystrokes

Performance & Feel

The Gazzew U4T delivers a very distinct tactile bump that appears almost immediately at the start of the keypress. The feedback is strong and well-defined without feeling harsh or abrupt, making the actuation point very clear.

Combined with the solid housing, the U4T produces a deep, full “thock” sound commonly associated with high-end custom keyboards. The switch feels stable, with minimal stem wobble and a controlled return.

What do users say on forums?

“The benchmark for tactile switches – nothing feels as satisfying.”

“That bump is immediate and strong, exactly what I’m looking for.”

“Deep thock without a click, perfect for typing.”

Pros

• Very pronounced tactile bump
• Deep, thocky sound without a click mechanism
• Stable housing with minimal stem wobble
• Excellent for typists who want strong feedback

Cons

• May feel too heavy or intense for some users
• Less suitable for fast, light gaming input

Comparison Table

Conclusion

Gazzew U4T Tactile Switches are built for users who want strong, unmistakable tactile feedback. The combination of a firm bump, deep sound and stable construction makes the U4T a long-standing favorite among experienced typists and custom keyboard enthusiasts.

Explore our full Switch Collection at RGBKeys for more tactile, linear and clicky options.