HMX Sonja Linear Switches

The HMX Sonja Linear is a mechanical keyboard switch designed to deliver a smooth and consistent typing experience. With its linear feel and carefully engineered components, this switch is suitable for both enthusiasts and everyday users seeking reliability and comfort in their typing or gaming sessions.

Key Features

• Linear switch design for a smooth keystroke without tactile bumps or audible clicks
• Actuation force of 45g, providing a light and responsive touch
• Bottom out force of 52g for a balanced typing experience
• 2.0mm pretravel and 3.9mm total travel, offering quick actuation and full keypress depth
• 5-pin PCB mount for secure installation and compatibility with a wide range of keyboards

Construction and Materials

• POM (Polyoxymethylene) stem in an off-white color for low friction and durability
• PA66 nylon top housing in red, featuring a textured surface to reduce scratchiness
• PA66 nylon bottom housing in blue for structural integrity
• 22mm KOS single-stage extended spring, ensuring a consistent return and smooth actuation

Factory Lubrication

The switch is factory-lubed on critical contact points, including the leaf spring, stem feet, and bottom housing rails. This pre-applied lubrication reduces friction and noise, resulting in a quieter and more fluid keystroke right out of the box.

Technical Specifications

• Switch Type: Linear (MX stem)
• Mount Type: PCB mount (5-pin)
• Actuation Force: 45 cN
• Bottom Out Force: 52 cN
• Force Variance: 2 cN
• Operating Position (Pretravel): 2.0 mm
• Full Travel: 3.9 mm
• Spring Length: 22 mm
• Stem Material: POM (Off-White)
• Top Housing Material: Nylon (Red, textured)
• Bottom Housing Material: Nylon (Blue)
• Lubrication: Factory lubed
• Switch Pin Count: 5

Performance and Feel

This switch offers a linear feel, meaning each keypress is smooth and consistent from top to bottom with no tactile bump. The light actuation force and extended spring provide a responsive and comfortable typing experience, making it suitable for both rapid gaming inputs and prolonged typing sessions.

Compatibility

• Compatible with most mechanical keyboards that support MX-style switches
• Designed for PCB mounting with a 5-pin configuration for added stability

Summary

With its carefully selected materials, factory lubrication, and precise engineering, this linear switch delivers a premium typing experience. Its combination of smooth action, light actuation, and robust construction makes it a strong choice for anyone looking to upgrade their mechanical keyboard with reliable, high-performance switches.