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C&K COMPONENTS 8631CBD2 Microminiature Pushbutton Switch

The C&K Components 8631CBD2 is a microminiature pushbutton switch offering a compact solution for diverse applications. Its microminiature size makes it ideal for use in telecommunications equipment, computers, and peripherals where space is limited. Available with overtravel and normally closed options, this switch provides versatility in design. It is RoHS compliant and constructed with glass-filled phenolic or diallyl phthalate casing, glass-filled nylon plunger, brass bushings, and silver-plated contacts. The switch boasts a robust electrical life and contact resistance, ensuring reliable performance. Various termination, contact material, seal, and plunger color options are available to meet specific application requirements.

Authorized Distributors
Source:DigiKey
Part No:8631CBD2
Stock:196
Inv Date:06-15-2026
Price: Unit price: $10.52
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Part No:8631CBD2
Stock:0
Inv Date:06-16-2026
Price: Unit price: $6.92
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Part No:8631CBD2
Stock:0
Inv Date:06-15-2026
Price: Unit price: $9.21
Buy/RFQ:
Part No:8631CBD2
Stock:184
Inv Date:06-15-2026
Price: Unit price: $5.57
Buy/RFQ:
Part No:8631CBD2
Stock:184
Inv Date:06-15-2026
Price: Unit price: $5.57
Buy/RFQ:

C&K COMPONENTS 8631CBD2 Microminiature Pushbutton Switch Specifications:

  • contact_rating: 500 mA @ 120 V AC or 28 V DC (8631, 8632 Models); 250 mA @ 250 V AC; 250 mA @ 120 V AC or 28 V DC; 125 mA @ 250 V AC (8633 Model)
  • electrical_life: 250,000 actuations at full load (8631, 8633 Models); 100,000 actuations at full load (8632 Model)
  • contact_resistance: Below 30 mΩ typ. initial @ 2-4 V DC, 100 mA
  • insulation_resistance: 109 Ω min.
  • case_material: Glass filled phenolic or diallyl phthalate (DAP), (UL94V-0)
  • plunger_material: Glass filled nylon (UL94V-0)
  • bushing_material: Brass, nickel plated
  • contact_material: Coin silver, silver plated (Q contact material)
  • terminal_material_8631_8632: Copper alloy, silver plated
  • terminal_material_8633: Coin silver
  • dielectric_strength: 500 Vrms min. @ sea level
  • operating_temperature: -30ºC to 65ºC
  • solderability: Per MIL-STD-202F method 208D, or EIA RS-186E method 9

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Frequently Asked Questions

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You can click on the BUY or RFQ button to purchase 8631CBD2 from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part 8631CBD2?

You can download the 8631CBD2 datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of 8631CBD2?

C&K COMPONENTS

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