3M468 Rear Adhesive LED Membrane Switch Tactile Keypad with FPC Cable - 1M Cycle Life, -40°C to +80°C Operating Range
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
7-25 working days, To be negotiated
Brand:
Lunfeng
Product Description
Product Overview
The 3M468 Rear Adhesive LED Membrane Switch Tactile Keypad with FPC Cable features a flexible printed circuit design where graphics and circuits are manufactured on copper clad laminate. This construction provides stable performance, low resistance, and allows direct component soldering to the switch back.
Key Features
- Metal dome contacts for superior tactile feedback
- Convenient materials with stable manufacturing process
- Low resistance circuitry for reliable performance
- Direct component soldering capability on FPC back
- Available in silver printed or copper etched circuit options
Applications
- Home appliances and consumer electronics
- Security protection systems with cipher code
- Industrial control panels and automation equipment
- Medical devices and therapy systems
- Telecommunication equipment and remote controllers
Circuit 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 |
| Pitch Options | 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 cycles; Tactile type ≥ 1,000,000 cycles |
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 with custom design solutions
- Consistent quality control and stable performance
- Competitive pricing with short lead times
- Sample production in 2-3 days, mass production in 7-10 days
- NDA protection for customer designs
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 never manufacture 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.
Q5: What are your shipping options?
We ship via DHL, UPS, FEDEX, TNT, EMS, or can coordinate with your preferred forwarder.
Q6: What is your minimum order quantity?
Minimum order is 1 piece, with standard samples of 5 pieces for membrane switches and 10 pieces for membrane overlays.
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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