Nanjing Zhongshan Membrane Switch Co., Ltd.
                                                                                                           
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24 Years
Since 2002
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ZS-39 Shielding Circuit Sealed Membrane Switch 110mm x 55mm for Medical Instruments with 2-24V Rating

Price Negotiable
Price: negotiation
MOQ: 100pieces
Delivery Time: within 7 days after payment
Brand: Zhongshan Membrane Switch
Product Description
Product Overview

ZS-39 embossed tactile membrane switches with shielding circuit, specifically designed for medical instruments. Standard size: 110mm × 55mm.

ZS-39 membrane switch front view showing embossed tactile design
ZS-39 membrane switch rear view showing circuit layout
Technical Specifications
Construction Materials
  • Overlay Materials: Polyester (PET) and Polycarbonate (PC)
  • Rear Adhesive: 3M467MP, 3M468MP options
  • Color Matching: Pantone and RAL color systems
  • Finish Options: Gloss, semi-gloss, or matte
  • Switch Type: Non-tactile design
  • Standard Tolerances: ±0.25mm (±0.10 inch)
Electrical Performance
Parameter Specification
Resistance <1Ω/cm
Contact Current 25-100mA
Voltage Rating 2-24V
Voltage Insulation 1500V
Voltage Endurance 250V (60Hz/min)
Insulation Resistance 500VDC 500MΩ
Physical Performance
Parameter Specification
Active Force 0.3-3N
Lifecycle (Non-tactile) >1 million cycles
Hand Speed ≤5ms
Operating Temperature -40°C to +70°C
Humidity Resistance 95% RH for 48 hours
Working Altitude 0-4500 meters
Travel Distance
Switch Type Travel Distance
Non-tactile 0.1-0.3mm
Tactile 0.4-1.0mm
Manufacturer Profile

Nanjing Zhongshan Membrane Switch, founded in 2002, brings over 13 years of specialized experience in membrane switch manufacturing. Our ISO 9001:2000 certified facility spans 3,000 square meters with three production lines capable of producing up to 6 million pieces monthly.

Our quality assurance includes RoHS compliance and comprehensive testing through mechanical, electronic, and control automation systems. We serve customers across Asia, the US, Europe, Australia, and worldwide markets.

Manufacturing facility showing membrane switch production line
Quality control inspection of membrane switches
Two-color printing on overlay button for sports equipment 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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