Round Capacitive Level Switch PET Circuit 3M467 Membrane Touch Control Panel with 5M+ Life Cycle and -40°C to +80°C Operating Range
Professional capacitive membrane keypad featuring PET circuit technology with 5,000,000+ life cycles, -40°C to +80°C temperature range, and customizable screen printing. Ideal for industrial control panels, medical devices, and security systems with 26 years of manufacturing expertise and competitive pricing.
Place of Origin
Shenzhen, China
Size
Customized Size, round
Packaging Details
First put into a polybag, then paked into a carton. According to clients' special requirements.
Color
Pantone/ RAL color,
Material
PET glossy or matte
Model Number
CMK013
Product Description
Capacitive Membrane Keypad Overview
This round capacitive level switch features a PET circuit membrane touch control panel with 3M467 construction, offering superior visual protection and functional reliability for industrial monitoring instruments.
Key Features & Advantages
Visual & Design Excellence
- Matte color tone with diffuse emission for vision protection
- Screen mesh overlay printing with customizable PMS color matching
- Reverse-side graphics printing for even, uniform appearance
- Solvent-resistant surface for easy cleaning and maintenance
Manufacturing Advantages
- 26 years of membrane switch manufacturing expertise
- Strong R&D capability with whole solution design
- Stable quality control and competitive pricing
- Short lead times: 2-3 days for samples, 7-10 days for mass production
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 |
| Resistance | Low | Very low |
| Cost | Low | High |
| 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; 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 |
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
- Automated machine control keypads
- Telecommunication equipment
- Remote controllers and control systems
Frequently Asked Questions
Q1: Are you a factory or trade company?
Lunfeng is a membrane switch/graphic overlay manufacturer with 26 years of specialization in membrane switch production.
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 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 according to your samples.
Q4: What payment methods do you accept?
We accept TT and Western Union payments.
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?
Minimum order quantity is 1 piece, with standard samples of 5 pieces for membrane switches and 10 pieces for membrane overlays.
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