QB-GRV-30
نشطQanba Gravity 30mm Mechanical Button
Qanba Gravity — mechanical arcade button with hot-swap switch.
التطبيقات الشائعة
Qanba Gravity buttons are the Chinese challenger to Sanwa and Seimitsu. The key feature is the hot-swappable mechanical switch — you can change the switch feel without desoldering. Comes stock with a Kailh switch. Compatible with Cherry MX, Gateron, and other MX-mount switches. Growing competitive scene adoption.
المواصفات
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Actuation Force
The force needed to press the button. Lower = more sensitive. Sanwa ~65g (light), Seimitsu ~85g (medium), Happ ~130g (heavy).
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50g (stock Kailh)
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Diameter
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30mm
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Mechanical Life
How many press cycles before mechanical failure. Higher is better — 10M cycles at 100 presses/day = 274 years.
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70,000,000 cycles
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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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Hot-swap (MX-compatible)
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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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Travel Distance
How far the button moves when pressed. Shorter = faster response. Sanwa 0.85mm is extremely short for competitive gaming.
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1.2mm
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مرجع سريع للتركيب
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.
الأبعاد
استكشاف الأعطال وإصلاحها
Not responding to input
Check wiring continuity with a multimeter. Verify the contact block is properly seated. Inspect terminals for loose connections.
مواصفات سريعة
- Actuation Force
- 50g (stock Kailh)
- Diameter
- 30mm
- Mechanical Life
- 70,000,000 cycles
- Microswitch Type
- Hot-swap (MX-compatible)
- Mounting Type
- Snap-in
ما يقوله المستخدمون
“Qanba Gravity buttons are the Chinese challenger to Sanwa and Seimitsu. The key feature is the hot-swappable mechanical switch — you can change the switch feel without desoldering. Comes stock with a ”
