Waterproof Custom Membrane Switch Keypad with 3M Adhesive - 5 Million Cycle Life, -40°C to +80°C Temperature Range
Waterproof membrane switch keypad featuring RAL color matching and 3M adhesive backing for reliable industrial applications. Constructed with multiple laminated layers for durability and environmental resistance.
Standard membrane switch construction includes overlay, spacer, printed circuit, rear adhesive, and tail filler. Advanced options include copper and polyimide (Kapton) circuits for enhanced current capacity and moisture resistance.
- Embossed polyester tactile domes - cost-effective for high-volume production
- Non-tactile keys - maximum longevity and lowest cost
- Custom positioning in overlay or internal layers
| Parameter | Specification |
|---|---|
| Electrical Level | 35V(DC), 100mA, 1W |
| Contact Resistance | 10Ω~500Ω |
| Insulation Resistance | 100MΩ/100V |
| Dielectrics Voltage-resistance | 250VRms (50~60Hz 1min) |
| Chattering Time | ≤ 5ms |
| Life Time | Flat type ≥ 5,000,000 cycles; Tactile type ≥ 1,000,000 cycles |
| Tail Folding | R>1,180 |
| Parameter | Specification |
|---|---|
| Operating Force | Flat type 57~284g (2~10oz); Tactile type 170~397g (6~14oz) |
| Switch Stroke | Flat type 0.1~0.5mm; Tactile type 0.6~1.5mm |
| Parameter | Specification |
|---|---|
| Operation Temperature | -40°C ~ +80°C |
| Storage Temperature | -40°C ~ +80°C |
| Humidity | 40°C, 90%~95%, 240 hours |
Shenzhen Lunfeng Technology Co., Ltd., established in 1995, specializes in membrane switches, graphic overlays, touch screens, and related components. Operating with ISO9001:2015 certification across 3,000+ square meters with 200+ employees, serving global markets with quality-focused manufacturing.
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