Sanwa OBSF-30mm

£2.99

This button offers smooth and responsive performance with a minimal travel microswitch (SW-68) built in, making it ideal for competitive gaming, where quick inputs matter. Its snap-in mounting design allows quick replacements in standard 30 mm holes, and its wide range of colours makes it popular for custom arcade builds.

Available Colours

In Stock — 30 available

Quantity

£2.99

Quantity

Overview

The Sanwa OBSF-30 is a high-quality 30 mm snap-in arcade button manufactured by Sanwa (Japan) and widely used in fight-sticks and arcade machines. It features a light-touch actuation, 2.8 mm quick-connect terminals, and is optimized for control panels of around 2–4 mm thickness. �

Specifications

Model: OBSF-30
Size: 30 mm diameter
Actuation Force: Light (approx. 27 g to 55 g depending on micro-switch)
Compatibility: Fits most standard arcade cabinets and fight sticks; panel thickness approx. 2-4 mm for snap-in clip mount
Available Colours: Multiple colour options (black, white, red, yellow, blue, green, orange, pink, etc)
Mounting Hole Diameter: 30 mm
Panel Thickness Supported: 2-4 mm metal or thin wood (via snap-in clips)
Terminal Type: 2.8 mm quick-connect lugs (.110″)
Microswitch Model: SW-68 (built-in)
Operating Position (OP): Approx. 0.85 mm travel to activation
Total Travel Position (TTP): Approx. 2.53 mm
Operating Force (OF): Approx. 55 g
Rating: DC 12 V, 100 mA
Termination Resistance / Contact Resistance (ECR): 50 mΩ (below)
Withstanding Voltage: AC 250 V for 1 minute between terminals
Operating Temperature Range: -20 °C to +60 °C
Lifespan: 1 million operations (at 5 V DC, 10 mA)
Weight: Approx. 12 g