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Honeywell BZR21 Micro Switch

The Honeywell BZ-R21 micro switch is a precision-engineered snap-action switch commonly used in industrial automation, automotive systems, and appliance controls. Its robust construction and reliable performance make it ideal for applications requiring frequent switching cycles and resistance to harsh conditions. The switch’s snap-action design provides a distinct on/off transition, ensuring accurate and consistent operation. It is designed to handle both AC and DC circuits, offering versatility in system design. Honeywell’s micro switches are known for their durability and long lifespan, contributing to reduced maintenance costs and increased system uptime.

Authorized Distributors
Source:Newark
Part No:BZ-R21
Stock:11
Inv Date:06-01-2026
Price: Unit price: $26.79
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Source:DigiKey
Part No:BZ-R21
Stock:0
Inv Date:06-01-2026
Price: Unit price: $31.415
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Source:DigiKey
Part No:BZ-R21
Stock:11
Inv Date:06-01-2026
Price: Unit price: $25.55
Buy/RFQ:
Part No:BZ-R21
Stock:33
Inv Date:06-02-2026
Price: Unit price: $47.63
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Part No:BZ-R21
Stock:10
Inv Date:06-01-2026
Price: Unit price: $33.92
Buy/RFQ:
Part No:BZ-R21
Stock:7
Inv Date:06-01-2026
Price: Unit price: $25.55
Buy/RFQ:

Honeywell BZR21 Micro Switch Specifications:

  • Electrical Data: 10A 125, 250 or 480 VAC
  • Differential Travel: 0.0002 - 0.0005
  • Overtravel: 0.005 MIN
  • Release Force: 2 oz MIN
  • Mounting Hole Diameter: 0.085 DIA
  • Terminal Hole Diameter: 1.94
  • Maximum Travel: 0.12
  • Operating Position: 0.58
  • Maximum Total Travel: 0.250
  • Mounting Hole Pattern: 1.000 + 0.002 CENTERS
  • Weight: 0.5 oz
  • Circuit Type: SPDT

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Frequently Asked Questions

Where can I buy Honeywell BZR21?

You can click on the BUY or RFQ button to purchase BZR21 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part BZR21?

You can download the BZR21 datasheet or visit the Honeywell website for support.

Who is the manufacturer of BZR21?

Honeywell

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