Embossing Keys Waterproof Membrane Switch Mechanical Keyboard with 5M Cycle Life and ±0.25mm Tolerance
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
7-25 working days, To be negotiated
Brand:
Lunfeng
Product Description
Product Overview
Custom embossing keys waterproof membrane switch mechanical keyboard featuring durable construction and reliable performance for industrial applications.
Key Features
- Silk screen or digital printing with perfect exterior finish
- Autotype PC or PET overlay materials
- Embossed keys without domes for tactile feedback
- Rear adhesive: 3M467 or 3M468 options
- Pantone and RAL color matching system
- SMD welding or hand welding available
- Withstands millions of operational cycles
- Standard tolerances: ±0.25mm (±0.10 inch)
- OEM/ODM service available
Applications
- Home appliances and devices
- Security protection systems with cipher code
- Industrial control keypad panels
- Consumer electronics and 3C items
- Therapy medical systems and devices
- Automatic machine control keypads
- Telecommunication equipment
- Medical equipment
- Industrial equipment
- Household equipment
- Remote controllers
- Control systems
Circuit Options 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
- Stable quality control
- Competitive pricing
- Short lead time for samples and mass production
- Complete solution design services
Frequently Asked Questions
Q1: Are you a factory or trade company?
Lunfeng is a membrane switch/graphic overlay manufacturer/factory specializing in membrane switches for 26 years.
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 switch/graphic overlay for someone else without your permission. NDA is acceptable.
Q3: Can you copy membrane switch/graphic overlay samples without file?
Yes, we can clone membrane switch/graphic overlay according to your samples.
Q4: What payment do you accept?
TT/Western Union.
Q5: What's your shipping way?
1. We have our own forwarder to ship goods by DHL, UPS, FEDEX, TNT, EMS.
2. If you have your own forwarder, we can cooperate with them.
2. If you have your own forwarder, we can cooperate with them.
Q6: How about the MOQ?
1 pcs, but normally 5 pcs samples for membrane switch, 10 pcs for membrane overlay.
Q7: What's your main market?
Europe, USA, Brazil, Russia, Turkey, Iran, Australia, Singapore...
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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