Sanwa Denshi · OBSF Série

OBSF-30

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OBSF-30 Snap-in Arcade Button (30mm)

Sanwa Denshi OBSF Série Introduced circa 2003
Sanwa Denshi OBSF-30 — OBSF-30 Snap-in Arcade Button (30mm)

The industry-standard 30mm snap-in arcade push button from Sanwa Denshi. Used in virtually all Japanese arcade cabinets and tournament-grade fightsticks. Features a built-in microswitch with extremely light actuation for rapid-fire inputs.

Aplicações comuns

The OBSF-30 is the default button in Vewlix and Blast City cabinets, Qanba and Hori fightsticks, and most custom arcade builds. Available in a wide range of colors. Snaps into a 30mm panel hole with no tools required.

Aviso de falsificação Medium risco

Fake Sanwa buttons exist on AliExpress and Amazon marketplace sellers. Genuine Sanwa has SANWA logo clearly molded inside the button rim, consistent spring feel, and smooth microswitch action. Fakes often have scratchy feel, inconsistent actuation, and blurry or missing logos. Buy from Focus Attack, Arcade Shock, or authorized dealers.

Compatibilidade

Standard 30mm snap-in mount. Compatible with all 30mm panel cutouts. Microswitch can be replaced with Omron, Cherry, or Honeywell microswitches for different feel.

Especificações

Actuation Force
65g
Color
Various (White, Black, Red, Blue, Yellow, Green, etc.)
Contact Configuration
NO (normally open)
Diameter
30mm
Material
ABS plastic
Mechanical Life
5,000,000 cycles
Microswitch Type
built-in
Mounting Type
snap-in
Max Operating Temp
40°C
Min Operating Temp
0°C
Panel thickness
1-5mm
Travel Distance
0.85mm

Especificações com este ícone estão vinculadas à página fonte original do fabricante

Referência rápida de instalação

Mounting: Snap-in buttons push into a 30mm hole from the top of the panel. Screw-in buttons thread from below and secure with a nut. Use 2-3mm acrylic, wood, or metal panel.

Wiring: Connect the microswitch terminals to your encoder or PCB. Common ground shared across all buttons. Quick-disconnect (0.110") terminals are standard on Japanese buttons.

Dimensões

Diagrama de fiação

L T 11 12 NO (open) press ↓

Solução de problemas

Not responding to input

Check wiring continuity with a multimeter. Verify the contact block is properly seated. Inspect terminals for loose connections.

Especificações rápidas

Actuation Force
65g
Color
Various (White, Black, Red, Blue, Yellow, Green, etc.)
Contact Configuration
NO (normally open)
Diameter
30mm
Material
ABS plastic

O que os usuários dizem

+

“Sanwa OBSF-30 for speed and sensitivity. The 0.85mm travel is insane — you barely touch them and they activate. Seimitsu if you want a bit more resistance so you dont accidentally press during neutral.”

Reddit r/fightsticks by fgc_veteran 42 votos positivos Ver tópico →

Fontes de dados

Especificações e dados de produto obtidos das seguintes referências.

OBSF-30 Product Page

https://www.amazon.com/dp/B004R6EAYA

Acessado em April 04, 2026

Fonte