Nanjing Zhongshan Membrane Switch Co., Ltd.
                                                                                                           
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24 Years
Since 2002
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ZS-131 Flat Membrane Keyboard Switch with 3M55230 Adhesive - 35V DC Rating, 5 Million Cycle Life for Mechanical Controllers

Price Negotiable
Price: negotiation
MOQ: 100 pieces
Delivery Time: within one week after receiving order payment
Brand: Zhongshan
Product Description
Product Overview

ZS-131 flat membrane keyboard switch with 3M55230 back adhesive, designed for mechanical controllers requiring reliable performance in demanding environments.

Technical Specifications
Electrical Parameters
Maximum Circuit Rating35V(DC), 100mA, 1W
Contact Resistance10Ω~500Ω (varies by trace length and material)
Insulation Resistance100MΩ at 100V
Dielectric Strength250 Vrms (50~60Hz, 1min)
Contact Bounce< 5ms
Switch LifeFlat: ≥5 million cycles
Tactile: ≥1 million cycles
Duraswitch: ≥10 million cycles
Mechanical Parameters
Actuation ForceFlat: 57~284g (2~10oz)
Tactile: 170~397g (6~14oz)
Switch HeightFlat: 0.1~0.5mm
Tactile: 0.6~1.5mm
Environmental Specifications
Operating Temperature-40°C to +80°C
Storage Temperature-40°C to +80°C
Humidity Resistance90%~95%, 240 hours
Vibration Resistance20G max (10~200Hz, Mil-SLD-202, M204 Condition B)
Product Images
ZS-131 flat membrane keyboard switch front view showing connector and adhesive backing ZS-131 flat membrane keyboard switch technical diagram and specifications
Key Advantages
  • Precise color matching using Pantone and RAL systems with advanced light box technology
  • High-quality RoHS compliant materials ensuring environmental safety
  • Custom engineering for waterproof, dustproof, and anti-corrosion designs
  • 100% functional testing with specialized humidity, life expectancy, and actuation force testing
  • Duraswitch technology providing ≥10 million cycle durability
  • Flexible assembly options with FPC, PCB, silicone rubber, metal backers, and plastic bezels
  • Competitive pricing for both small and large quantity orders
Manufacturing Capabilities
  • Custom design expertise and single source manufacturing
  • Assembly of surface mount components, circuit boards, and backplates
  • Multi-tasking switch pattern designs and custom molded boxes
  • Precise color matching repeatability and water resistant designs
  • Fiber optic back-lighting options available
  • ISO 9001:2000 certified facility with 13+ years industry experience
  • 3,000sqm factory producing up to 6 million pieces monthly
Application Example
ZS-52 flat membrane switch with two clear windows and 1.54mm connector for medical applications

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Nanjing Zhongshan Membrane Switch Co., Ltd.
Location No. 68, Botong Business Park, No. 420 Wangxin Road, Zhongshan Science Park, Luhe District, Nanjing
Contact Person Zhang

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