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12.2mm Four Legged Domes Membrane Switch

0.5~5.0 USD
Min. Order: 100 Set/Sets
Trade Term: FOB
Payment Terms: L/C, T/T, WU
Supply Ability: 50000 pcs per Month
Place of Origin: Zhejiang

Company Profile

Location: Ningbo, Zhejiang, China (Mainland)
Business Type: Manufacturer
Main Products: Rubber Buttons, Polyester Flexible PCB, Flat Membrane Keypad, Flex PCBs, Graphic Overlay

Product Detail

Model No.: 12.2-4-LEG Series
Means of Transport: Ocean, Air
Overlay Materials: polyester and polycarbonate
Rear Adhesive: 3M 467MP, 3M 468MP, etc.
Standard Tolerances: +/-.010 inch
Matching color: Pantone and RAL color matching system
Tail, pin and circuit layout: subject to customers detailed requests
Drawing: CAD,CDR,AI etc
Production: OEM and ODM
Production Capacity: 50000 pcs per Month
Packing: paper carton(outer) and plastic bubble bag( inner)
Delivery Date: 10 days for samples,2-3 weeks for quantities order
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Product Description

12.2mm Four Legged Domes Membrane Switch
Overlay Materials: The most commonly used base materials are polyester and polycarbonate.
Rear Adhesive: 3M 467MP, 3M 468MP, etc.
Standard Tolerances: +/-.010 inch.
Matching color: Pantone and RAL color matching system.
Tail, pin and circuit layout: subject to customers detailed requests.

Specifications
.Diameter : 12.2mm
.With and without dimple
.Force : 220 / 280 / 340 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated


4—foot metal dome
Round metal dome
There are stainless and golden plate dome available

Metal dome diameter
1.8.4mm
2.10mm
3.12.2mm
4.16mm

Product Selection Guide:
12.2mm Four Legged Domes (12.2-4-LEG Series)
  • Diameter : 12.2mm
  • With and without dimple
  • Force : 220 / 280 / 340 grammes
  • Plating : nickel plating of 0.1 microns or optional one side gold plated

8.4mm Four Legged Domes (8.4-4-LEG Series)
  • Diameter : 8.4mm
  • With and without dimple
  • Force : 220 / 280 grammes
  • Plating : nickel plating of 0.1 microns or optional one side gold plated

6mm Four Legged Domes (6-4-LEG Series)
.Diameter: 6mm
.With and without dimple
.Force : 170 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated

5mm Round Domes (5-R Series)
.Diameter : 5mm
.With and without dimple
.Force: 150 & 180 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated

4mm Round Domes (4-R Series) - available late 2001
.Diameter : 4mm
.With and without dimple
.Force : 180 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated



Metal dome membrane switch have metal domes placed within the circuit layer of the switch. ,when the switch is pressed on the face plate, the metal dome contact with bottom circuit.

Feature:
.Good touch feeling metal dome membrane switch
.Second surface screen printing.
.Scratch resistant
.With LCD or LED window
.Fog or glossy surface finish
.Waterproof and UV resistance

Electrical
·Operating Voltage: 0-35 V DC.
·Operating Current: 100 MA Max.
·Operating Contact Resistance: Less than 100 OHMS typical
·Contact Bounce: Less than 5 Milliseconds typical.
·Conductors: Printed silver conductive inks or carbon blend.

Mechanical
·Life Expectancy: 1,000,000 actuations per switch position
·Actuation Force:170-700g, Range depending on customer specification.
·Switch Travel: .0.1mm-0.4mm typical.
·Overall Thickness: .0.6mm-1.52mm typical.


12.2mm Four Legged Domes Membrane Switch
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