Shenzhen Lunfeng Technology Co., Ltd
                                                                                                           
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31 Years
Since 1995
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FPC Membrane Keypad Connector with 0.5mm Pitch and 5 Million Cycle Life for Industrial Control Panels

Price Negotiable
Price: Negotiable
MOQ: 1 piece
Delivery Time: 7-25 working days, To be negotiated
Brand: Lunfeng
Product Description
Custom FPC Membrane Keypad Solutions

Our FPC membrane switches feature flexible printed circuits with integrated connectors, offering superior reliability for demanding applications requiring multiple LEDs or fine-pitch conductors.

Circuit Technology Comparison
Specification 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
Stability 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
Tail Folding R>1,180
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 and Storage 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 for custom solutions
  • Consistent quality control and reliability
  • Competitive pricing structure
  • Short lead times: 2-3 days for samples, 7-10 days for production
  • Complete solution design services available
Application Areas
  • Home appliances and consumer devices
  • Security protection systems with cipher code
  • Industrial control keypad panels
  • Consumer electronics and 3C products
  • Therapy medical systems and devices
  • Automatic machine control interfaces
Frequently Asked Questions
Q1: Are you a factory or trade company?
Lunfeng is a membrane switch and graphic overlay manufacturer with 26 years of specialized experience.
Q2: Is my switch file safe if I send it to you for manufacturing?
We respect customer design authority and never manufacture membrane switches for others without permission. NDA agreements are acceptable.
Q3: Can you copy membrane switch/graphic overlay samples without file?
Yes, we can clone membrane switches and graphic overlays according to your provided samples.
Q4: What payment methods do you accept?
We accept TT (Telegraphic Transfer) and Western Union payments.
Q5: What's your shipping method?
We work with major carriers including DHL, UPS, FEDEX, TNT, and EMS. Alternatively, we can coordinate with your preferred forwarder.
Q6: How about the MOQ?
Minimum order quantity is 1 piece, with standard samples of 5 pieces for membrane switches and 10 pieces for membrane overlays.
Q7: What's your main market?
We serve global markets including Europe, USA, Brazil, Russia, Turkey, Iran, Australia, and Singapore.
FPC membrane keypad with flexible circuit and connector Technical diagram of membrane switch assembly Custom membrane keypad with dome switch technology
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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

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