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C&K COMPONENTS 8121MD3V3GE Snap-acting Pushbutton Switch

The C&K 8121MD3V3GE is a robust snap-acting momentary pushbutton switch designed for reliable performance in a wide range of applications. Its positive tactile feel provides clear feedback, while the multi-position availability offers flexibility in design. The epoxy terminal seal ensures compatibility with bottom wash cleaning processes, making it suitable for automated manufacturing environments. Commonly used in instrumentation, computer peripherals, and telecommunications equipment, this switch offers a dependable solution for various control and signaling needs. Available in RoHS compliant models, it aligns with environmental regulations.

Authorized Distributors
Source:DigiKey
Part No:8121MD3V3GE
Stock:0
Inv Date:06-15-2026
Price: Unit price: $16.42
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Part No:8121MD3V3GE
Stock:0
Inv Date:06-16-2026
Price: Unit price: $12.08
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Part No:8121MD3V3GE
Stock:0
Inv Date:06-15-2026
Price: Unit price: $11.05
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Part No:8121MD3V3GE
Stock:141
Inv Date:06-15-2026
Price: Unit price: $18.07
Buy/RFQ:
Part No:8121MD3V3GE
Stock:141
Inv Date:06-15-2026
Price: Unit price: $18.07
Buy/RFQ:

C&K COMPONENTS 8121MD3V3GE Snap-acting Pushbutton Switch Specifications:

  • Contact Rating: 0.4 VA max. @ 20 V AC or DC (B contact material), 1 AMP @ 120 V AC or 28 V DC (G contact material)
  • Electrical Life: 60,000 make-and-break cycles
  • Contact Resistance: Below 50 mΩ typ. initial
  • Insulation Resistance: 10[9] Ω min.
  • Dielectric Strength: 1,000 Vrms min.
  • Operating Temperature: -30ºC to 75ºC (8X2X models), -30ºC to 65ºC (U8X1 models)
  • Cap Installation Force: 10 lbs. max.
  • Case Material: Glass filled nylon 6/6 or diallyl phthalate (DAP)
  • Plunger Material: Glass filled nylon or glass filled polyester (PBT)
  • Bushing Material: Brass or zinc, nickel plated
  • Housing Material: Stainless steel
  • Switch Support Material: Brass or steel, matte-tin plated
  • Contact Material: Coin silver with gold plate over nickel plate (G contact material), Copper alloy with gold plate over nickel plate (B contact material)
  • Terminal Seal: Epoxy

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Frequently Asked Questions

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How do I troubleshoot issues or seek technical support for part 8121MD3V3GE?

You can download the 8121MD3V3GE datasheet or visit the C&K COMPONENTS website for support.

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