Seimitsu PS-15 Pushbutton 30mm Black Rim Red Plunger

The Seimitsu PS-15 short throw pushbutton is the original low-profile snap-in button designed for tight-fitting control panels and space-conscious arcade builds. Perfect for MAME cabinets, Arcade1Up mods, and custom fightsticks where installation depth is limited.

Technical Specifications

• Button diameter: 30mm (1.181")
• Overall diameter: 34.5mm (1.358")
• Installation depth: 21mm (0.83") - shortest available
• Panel thickness compatibility: 1.2mm to 3mm
• Snap-in mounting design
• Black solid rim with red convex plunger
• .110" quick-connect terminals

Microswitch Performance

• Model: Tokai MM9-3 microswitch
• Activation force: 100g ±30g
• Short throw distance: 2.5mm ±0.3mm
• Mechanical endurance: Over 2,000,000 cycles
• Fast response: <10ms bounce-back

Compatibility & Applications

Ideal for arcade cabinet builders working with thin control panels, Arcade1Up upgrades, mini arcade builds, and custom fightstick projects where standard buttons won't fit. The uniform pressure and short throw provide excellent tactile feedback similar to mechanical keyboard switches.

Why Choose the PS-15?

Seimitsu pioneered the short throw pushbutton design, delivering professional arcade performance in the most compact form factor available. The snap-in installation eliminates the need for mounting nuts, making panel assembly faster and cleaner.