Bsun Udon Linear Switches

The Bsun Udon Linear is a mechanical keyboard switch designed to deliver a smooth and satisfying typing experience. Drawing inspiration from the comforting texture of udon noodles, it combines innovative materials and thoughtful engineering to provide a clacky, full-bodied sound profile and a responsive feel suitable for both enthusiasts and professionals.

Key Features

• Linear Switch Design: Offers a consistent and uninterrupted keystroke, ideal for fast typists and gamers who prefer a smooth actuation without tactile bumps.
• Y3X Stem Material: Utilizes an advanced Y3X stem, an improved version of LY or Y3, for a smoother and slightly softer keypress.
• Enhanced Sound Profile: Produces a clacky, robust bottom-out sound thanks to a modified PA66 bottom housing reinforced with 30% fiberglass, while the polycarbonate top housing delivers a clean and sharp top-out sound.
• Factory Lubrication: Comes pre-lubed with a thin layer of 205g0 on the stem sliders and legs to ensure smooth operation and prevent lube pooling. Springs are treated with a dry film for consistent performance.
• 5-Pin Mounting: Features a 5-pin design for secure and stable installation on compatible PCBs.

Specifications

• Type: Linear
• Actuation Force: 48g
• Bottom-Out Force: 55g
• Pre-Travel Distance: 2.0mm ± 0.3mm
• Total Travel Distance: 3.6mm
• Stem Material: Y3X
• Top Housing Material: Polycarbonate (PC)
• Bottom Housing Material: Modified PA66 with 30% fiberglass
• Mounting Pins: 5-pin
• Factory Lubed: Yes

Typing Experience

This switch is engineered to provide a rich and enjoyable typing experience, whether you are composing emails, coding, or gaming. The combination of premium materials and precise factory lubrication ensures each keystroke feels smooth and consistent. The clacky sound profile adds an auditory dimension that many keyboard enthusiasts appreciate, while the robust bottom-out and sharp top-out sounds enhance the overall feedback.

Material Innovation

A standout feature of this switch is its use of advanced materials. The Y3X stem offers a unique smoothness and softness, setting it apart from traditional switch stems. The bottom housing, reinforced with fiberglass, not only improves durability but also contributes to the distinctive sound signature. The polycarbonate top housing further refines the acoustic profile, resulting in a switch that is both pleasing to type on and to listen to.

Ideal Applications

• Mechanical keyboard enthusiasts seeking a unique sound and feel
• Professionals who require a responsive and comfortable typing experience
• Gamers looking for smooth, linear switches for rapid key presses
• Custom keyboard builders interested in innovative switch materials

Summary

The Bsun Udon Linear switch stands out for its thoughtful engineering, premium materials, and satisfying sound profile. It is a compelling choice for anyone looking to upgrade their mechanical keyboard with a switch that delivers both performance and a unique typing sensation.