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Description
WESTINGHOUSE EHB3040 40A CIRCUIT BREAKER USEDThe Westinghouse EHB3040 40A Circuit Breaker is a reliable and essential electrical component for businesses and industrial applications. With a maximum amperage of 40A and voltage ranging from 451 500V, this circuit breaker offers efficient and safe operation for circuits requiring high power. The on off operation method and two positions make it easy to use and versatile for various electrical setups. This black circuit breaker, with three poles,
The Westinghouse EHB3040 40A Circuit Breaker is a reliable and essential electrical component for businesses and industrial applications. With a maximum amperage of 40A and voltage ranging from 451-500V, this circuit breaker offers efficient and safe operation for circuits requiring high power. The on/off operation method and two positions make it easy to use and versatile for various electrical setups. This black circuit breaker, with three poles, provides a dependable solution for protecting electrical circuits in demanding environments.Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 8 reviews
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Product Reviews
★★★★★ 5
Great
Format: Spiral-bound
If you are working in EMS and you don't have this in your kit, you need to rethink your choices. This has tons of information that is quicker to find than an app. This is my 9th or 10th one in my career. Good information to have.
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Reviewed in the United States on November 24, 2025
★★★★★ 5
Sends
Format: Spiral-bound
Wife likes it
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Reviewed in the United States on November 13, 2025
★★★★★ 5
Great Reference
Format: Spiral-bound
great reference guide
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Reviewed in the United States on May 24, 2025
★★★★★ 1
Poor quality messed up printing
Format: Spiral-bound, Format: Spiral-bound
Multiple pages that are printed wrong and you can’t read definitely would not recommend!
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Reviewed in the United States on May 2, 2025
★★★★★ 5
Just perfect
Format: Paperback
Get this for nursing school, you won’t regret it
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Reviewed in the United States on April 26, 2026