Metal Dome Membrane Switch Overlay with Shielding Circuit - PET Matte Front Panel, 35V DC, 5M Cycle Life
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
7-25 working days, To be negotiated
Brand:
Lunfeng
Product Description
Product Overview
Professional membrane switch overlay featuring metal dome tactile feedback and shielding circuit technology. Constructed with high-quality PET matte front panel materials for industrial applications.
Key Features
- Membrane keypad with LED and LCD windows
- Integrated shielding for electromagnetic protection
- Multiple overlay materials: Textured PC, gloss PC with matte finish, Autotype PET, and PVC
- LED windows available in clear or translucent colors
- Embossed keys with poly dome and rim options
- Metal dome options from Nicomatic and Inovan brands
- Standard tolerances: ±0.10 inch
- Pantone and RAL color matching system
- Custom tail, pin, and circuit layouts available
Circuit Options Comparison
| Items | Silver Printed Circuit | Copper Etched FPC Circuit |
|---|---|---|
| Material | PET (Polyester) | Copper |
| Conductor | Printed silver | Copper |
| Contact Fingers | Silver and Carbon | Gold plated |
| Contact Buttons Pads | Silver | Gold plated |
| Life & Reliability | Normal | Good |
| Resistance | Low | Very low |
| Cost | Low | High |
| Lead Time | 2-3 days | 7-10 days |
| Pitch | 0.5mm (not suggested), 1.0mm, 1.27mm, 2.54mm | 0.5mm, 1.0mm, 1.27mm, 2.54mm |
Technical Specifications
Electrical Properties
| 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; Tactile type ≥ 1,000,000 |
Mechanical Properties
| 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 |
Environmental Conditions
| Operation Temperature | -40°C ~ +80°C |
| Storage Temperature | -40°C ~ +80°C |
| Humidity | 40°C, 90%~95%, 240 hours |
Manufacturing Advantages
- 26 years of membrane switch manufacturing expertise
- Strong R&D capability and custom design solutions
- Stable quality control and competitive pricing
- Short lead times for samples and mass production
- Complete solution design services available
Application Areas
- Home appliances and devices
- Security protection systems with cipher code
- Industrial control keypad panels
- Consumer electronics and 3C items
- Therapy medical systems and devices
- Various automatic machine control keypads
Frequently Asked Questions
Q1: Are you a factory or trade company?
Lunfeng is a membrane switch/graphic overlay manufacturer/factory specializing in membrane switches for 26 years.
Q2: Is my switch file safe if I send it to you for manufacturing?
We respect customer's design authority and will never manufacture membrane switches/graphic overlays for others without permission. NDA is acceptable.
Q3: Can you copy membrane switch/graphic overlay samples without file?
Yes, we can clone membrane switches/graphic overlays according to your samples.
Q4: What payment do you accept?
TT/Western Union.
Q5: What's your shipping method?
We ship via DHL, UPS, FEDEX, TNT, EMS, or can cooperate with your preferred forwarder.
Q6: How about the MOQ?
1 piece minimum, but typically 5 pieces for membrane switches and 10 pieces for membrane overlays.
Q7: What's your main market?
Europe, USA, Brazil, Russia, Turkey, Iran, Australia, Singapore, and more.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Lunfeng Technology Co., Ltd
Location
6/F C3 Building, Hengfeng industrial Zone, Hezhou Village, Xixiang town, Bao'An District, Shenzhen, Guangdong, China
Contact Person
Wong