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ELECTROSWITCH B221J77V7B2 Rocker Switch

The ELECTROSWITCH B221J77V7B2 is a miniature rocker switch offering a compact and versatile solution for a wide range of industrial and commercial applications. Available in various pole and throw configurations, this switch allows for customized circuit control. Constructed with durable materials like diallyl phthalate (DAP) or high-strength phenolic for the base, and molded nylon for the rocker/paddle, it ensures reliable performance. The switch's gold-plated or coin silver contacts provide excellent conductivity and longevity. It is U.L. recognized and CSA certified, ensuring compliance with industry standards. The ELECTROSWITCH B221J77V7B2 is ideal for applications requiring precise control and durability in a small footprint.

Authorized Distributors
Source:DigiKey
Part No:B221J77V7B2
Stock:0
Inv Date:06-16-2026
Price: Unit price: $23.63
Buy/RFQ:
Part No:B221J77V7B2
Stock:5
Inv Date:06-17-2026
Price: Unit price: $24.11
Buy/RFQ:
Part No:B221J77V7B2
Stock:16
Inv Date:06-16-2026
Price: Unit price: $14.16
Buy/RFQ:
Part No:B221J77V7B2
Stock:16
Inv Date:06-16-2026
Price: Unit price: $14.16
Buy/RFQ:

ELECTROSWITCH B221J77V7B2 Rocker Switch Specifications:

  • Contact Rating: 6 amp at 125 VAC, 3 amp @ 250 VAC, (U.L. recognized, CSA certified) or 6 amp at 28 VDC resistive
  • Life Under Load: 60,000 make-and-break cycles
  • Initial Contact Resistance: 10 milliohms maximum
  • Insulation Resistance: 1,000 megohms minimum
  • Dielectric Strength: 1,000 volts rms at sea level
  • Operating Temperature: 30° to +85°C
  • Base (body): Diallyl Phthalate (DAP) or high strength phenolic
  • Rocker/Paddle: Molded nylon
  • Bushing: Brass, nickel plated
  • Clamp (frame): Stainless steel
  • Support Bracket: Steel, tin plated
  • Metal Bezel: Spring steel
  • Plastic Bezel: Molded nylon
  • Switching Contacts and Rockers: gold/nickel/brass, gold/nickel/silver, coin silver
  • Center Terminal: Gold flash/nickel/brass or Silver plated brass

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Frequently Asked Questions

Where can I buy ELECTROSWITCH B221J77V7B2?

You can click on the BUY or RFQ button to purchase B221J77V7B2 from an authorized ELECTROSWITCH distributor.

How do I troubleshoot issues or seek technical support for part B221J77V7B2?

You can download the B221J77V7B2 datasheet or visit the ELECTROSWITCH website for support.

Who is the manufacturer of B221J77V7B2?

ELECTROSWITCH

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