Shenzhen Lunfeng Technology Co., Ltd
                                                                                                           
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31 Years
Since 1995
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LED Backlight Membrane Switch with Metal Dome and Mounting Holes - 35V DC, 5 Million Cycle Life, -40°C to +80°C Operating Range

Price Negotiable
Price: Negotiable
MOQ: 1 piece
Delivery Time: 7-25 working days, To be negotiated
Brand: Lunfeng
Product Description
Product Overview
LED backlight membrane switches with metal domes and mounting holes provide reliable user interface solutions for industrial and commercial applications. These flexible circuits offer durable switching functionality with integrated illumination.
Key Features & Benefits
  • Printed circuits directly on flexible substrate
  • Metal dome tactile feedback for positive actuation
  • LED backlight illumination for visibility in low-light conditions
  • Mounting holes for secure installation
  • Cost-effective alternative to traditional switches
  • Reliable performance for low-power applications
  • Custom designs available to meet specific requirements
Applications
  • Security keypads and access control systems
  • Industrial control panels and machinery interfaces
  • Medical equipment and therapy devices
  • Home appliances and consumer electronics
  • Telecommunication equipment
  • Remote controllers and gaming devices
Circuit Technology 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
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 and reliable performance
  • Competitive pricing structure
  • Rapid sample and production lead times
  • Complete design solutions available
Frequently Asked Questions
Q1: Are you a factory or trade company?
Lunfeng is a membrane switch and graphic overlay manufacturer with 26 years of specialization in this field.
Q2: Is my switch file safe if I send it to you for manufacturing?
We respect customer design authority and will 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 replicate membrane switches and graphic overlays based on your physical samples.
Q4: What payment do you accept?
We accept TT (Telegraphic Transfer) and Western Union payments.
Q5: What's your shipping method?
We ship via DHL, UPS, FEDEX, TNT, EMS through our forwarders, or can coordinate with your preferred shipping partners.
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, Singapore and more.
LED backlight membrane switch with metal dome and mounting holes showing illuminated buttons and circuit design
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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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