Sanwa OBSJ-30, metallic convex style buttons. Ideal for playing fighting games, installing in candy arcade cabinets and for modifying Arcade Fight Sticks.
Specifications
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Arcade express id
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688
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Device type
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Sanwa OBSJ-30 30mm metallic-finish snap-in arcade button (OBSF-30 mechanism)
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Diameter
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30mm
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Finish
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Metallic (e.g. Gun Metal)
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Microswitch Type
The internal switch mechanism. Built-in = sealed unit. Cherry D44X = replaceable, clicky. Omron = quieter, longer life.
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Built-in Sanwa microswitch (same as OBSF-30)
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Mounting Type
How the button attaches to the panel. Panel mount is standard — installs through a cutout from the front.
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Snap-in
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Reference pn
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OBSJ-30 (AX-688 is an Arcade Express catalog ID)
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Weight kg
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0.010000
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Installation Quick Reference
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.
Dimensions
Troubleshooting
Not responding to input
Check wiring continuity with a multimeter. Verify the contact block is properly seated. Inspect terminals for loose connections.
Quick Specs
- Arcade express id
- 688
- Device type
- Sanwa OBSJ-30 30mm metallic-finish snap-in arcade button (OBSF-30 mechanism)
- Diameter
- 30mm
- Finish
- Metallic (e.g. Gun Metal)
- Microswitch Type
- Built-in Sanwa microswitch (same as OBSF-30)
