Nanjing Zhongshan Membrane Switch Co., Ltd.
                                                                                                           
Verified Supplier
24 Years
Since 2002
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Round Metal Dome Membrane Switch with 2.54mm Connector and Waterproof Design for Industrial Applications

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

Round-shaped metal dome membrane switch with waterproof construction and 5-color top overlay printing. This tactile membrane keypad switch delivers reliable performance in demanding industrial environments.

Technical Specifications
Material Composition
ComponentMaterialType/FinishThickness
Top AdhesivePET Double-sided Tape0.10/0.125mm
Paper Double-sided Tape0.10mm
Transfer Tape0.06/0.12mm
RetainerPETGlossy0.125mm
SpacerPET Double-sided Tape0.225/0.275mm
Circuit LayerPETGlossy0.125mm
Rear AdhesivePaper Double-sided Tape0.10mm
Transfer Tape0.06/0.12mm
ConnectorPin2.54mm Metal, Male/Female
HousingFemale, 2.54mm
Conductive LayerSilver PasteAcheson ELECTRODA 820B
Carbon PasteAcheson ELECTRODA 423SS
Insulation InkAcheson ELECTRODA 452SS
Electrical Performance
ParameterSpecificationParameterSpecification
Wire Resistance0.5mm width, Rated Current25-100mA, 0-30V DC
Insulation Resistance>100MΩ 250V DCWorking Voltage
Non-tactile Switch0.1-0.4mmTactile Switch0.4-1.0mm
Working LifeWorking LifeWorking Temperature-40℃ ~ 70℃
Working Humidity40℃, 98%RH No influenceSubstrate Voltage1500V DC
Feedback Time10msTail FoldingR>1,180
Key Advantages
  • Flat, thin profile with compact dimensions
  • Superior dust-proof and waterproof resistance
  • Semi-enclosed structure for enhanced protection
  • Extensive design flexibility with multiple color options
  • Reliable performance across diverse applications
Application Areas

Ideal for desktop computers, copiers, fax machines, toys, square computers, word processors, and various industrial control systems requiring durable interface solutions.

Packaging & Delivery
Packaging Details
  • Internal: Shockproof packaging with PE bag
  • External: Thickened carton with water-proof protection
Delivery Options
  • Express delivery: 2-4 working days
  • Air freight: 5-7 working days
  • Sea freight: 25 working days
Product Images
Round metal dome membrane switch front view showing 5-color printing and waterproof construction Close-up view of membrane keypad switch components and connector interface Packaging and shipping materials for membrane switch protection

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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