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C&K COMPONENTS 8121SY4ZGE Snap-acting Pushbutton Switch

The C&K Components 8121SY4ZGE is a robust snap-acting momentary pushbutton switch designed for a wide range of applications. It provides a positive tactile feel and offers multiple position options to suit diverse user needs. The switch incorporates an epoxy terminal seal, ensuring compatibility with bottom wash cleaning processes commonly used in industrial and commercial settings. RoHS compliant models are available, making it an environmentally responsible choice. Typical applications include instrumentation, computer peripherals, and telecommunications equipment.

Authorized Distributors
Source:Newark
Part No:8121SY4ZGE
Stock:18
Inv Date:06-15-2026
Price: Unit price: $12.84
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Source:DigiKey
Part No:8121SY4ZGE
Stock:0
Inv Date:06-15-2026
Price: Unit price: $11.09
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Part No:8121SY4ZGE
Stock:0
Inv Date:06-16-2026
Price: Unit price: $9.67
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Part No:8121SY4ZGE
Stock:0
Inv Date:06-15-2026
Price: Unit price: $13.98
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Part No:8121SY4ZGE
Stock:93
Inv Date:06-15-2026
Price: Unit price: $8.13
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Part No:8121SY4ZGE
Stock:93
Inv Date:06-15-2026
Price: Unit price: $8.13
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Part No:8121SY4ZGE
Stock:100
Inv Date:06-16-2026
Price: N/A
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C&K COMPONENTS 8121SY4ZGE 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
  • RoHS Compliant Models: Available

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You can download the 8121SY4ZGE datasheet or visit the C&K COMPONENTS website for support.

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C&K COMPONENTS

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