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Honeywell JS21 Snap Action Switch

The Honeywell JS-21 is a robust snap-action switch suitable for use in a wide range of industrial and commercial applications. Its design ensures reliable and consistent performance, making it ideal for control panels, machinery, and other automated systems. The switch is furnished unassembled with screws, nuts, lockwashers, and an insulator. Honeywell maintains proprietary rights over this drawing and its data.

JS-21 HONEYWELL Snap Action Switch | myMectronic
View JS21Datasheet [pdf]
Authorized Distributors
Source:Newark
Part No:JS-21
Stock:319
Inv Date:06-01-2026
Price: Unit price: $33.76
Buy/RFQ:
Source:Mouser Electronics
Part No:JS-21
Stock:0
Inv Date:06-02-2026
Price: Unit price: $43.97
Buy/RFQ:
Source:Powell Electronics
Part No:JS-21
Stock:211
Inv Date:06-01-2026
Price: Unit price: $22.84
Buy/RFQ:

Honeywell JS21 Snap Action Switch Specifications:

  • Max Sideplay: 0.024
  • Operating Position: 0.406 Approx.
  • Pretravel: 0.035
  • Differential Travel: 0.031 Max
  • Overtravel: 0.030 Min
  • Release Force: 4 Grams Min
  • Dimensions: In Inches
  • Tolerances: +0.030
  • Angles: +0.008
  • Screws Nuts Lockwashers Insulator: Furnished Unassembled

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Frequently Asked Questions

Where can I buy Honeywell JS21?

You can click on the BUY or RFQ button to purchase JS21 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part JS21?

You can download the JS21 datasheet or visit the Honeywell website for support.

Who is the manufacturer of JS21?

Honeywell

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