Shenzhen Lunfeng Technology Co., Ltd
                                                                                                           
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31 Years
Since 1995
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Waterproof LED Membrane Switch with Metal Domes 1M+ Cycles and LGF Backlight -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
Waterproof LED Membrane Switch with Metal Domes and LGF Backlight
Professional tactile membrane switch featuring waterproof construction, metal dome tactile feedback, and advanced LGF (Light Guide Film) backlighting technology for uniform illumination.
Industry Applications
Medical Equipment
Custom membrane switches with antibacterial materials, easy-cleaning surfaces, and advanced backlighting technology including digital printing capabilities.
Industrial Controls
Engineered for demanding environments with enhanced moisture resistance and UV protection to withstand harsh industrial conditions.
Health & Fitness Equipment
Corrosion-resistant materials designed to withstand exposure to sweat, salt, and moisture in fitness environments.
LGF Lighting Advantages
Available in virtually any shape for maximum design flexibility
Ideal for compact and thin device applications
Minimal impact on switch button tactility
Uniform lighting distribution across single or multiple switch areas
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
Manufacturer Advantages
26 years of membrane switch manufacturing expertise
Strong R&D capability with custom solutions
Consistent quality control and reliability
Competitive pricing structure
Short lead times for samples and mass production
Complete solution design services available
Product Images
Waterproof LED membrane switch with metal domes and LGF backlight design Tactile membrane switch with uniform backlight illumination Professional membrane switch with waterproof construction and metal dome technology Custom membrane switch applications in industrial and medical equipment
Frequently Asked Questions
Are you a factory or trade company?
Lunfeng is a membrane switch and graphic overlay manufacturer with 26 years of specialized experience.
Is my switch file safe if I send it to you for manufacturing?
We respect customer design authority and will never manufacture membrane switches or graphic overlays for others without permission. NDA agreements are acceptable.
Can you copy membrane switch/graphic overlay samples without file?
Yes, we can clone membrane switches and graphic overlays according to your provided samples.
What payment do you accept?
We accept TT (Telegraphic Transfer) and Western Union.
What's your shipping method?
We work with our own forwarders for DHL, UPS, FEDEX, TNT, and EMS shipping. We can also cooperate with your preferred forwarder.
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.
What's your main market?
We serve markets worldwide including Europe, USA, Brazil, Russia, Turkey, Iran, Australia, Singapore and more.
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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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