Eaton BRHH170 BR Thermal Magnetic Circuit Breaker - 42 kAIC
Part Number: BRHH170
Quick Summary
Eaton BRHH170 is a thermal magnetic circuit breaker designed for 1‑inch BR load centers in commercial and light industrial panels. Engineers often face nuisance trips and space constraints; this unit delivers reliable protection with a compact form and straightforward plug‑on mounting. UL 490 listed and Federal Specifications W‑C376 compliant provide compliance confidence, while HACR friendly configurations (and options like shunt trip) expand control choices. As part of Eaton's BR family, BRHH170 offers compatibility with BR Loadcenters and a clear value proposition for panel builders and maintenance teams.
Product Information
Extended Description
BRHH170 Eaton: Eaton BR thermal magnetic circuit breaker,Type BR 1-Inch plug-on circuit breaker,70 A,42 kAIC,Single-pole,120/240V,BRH,Common breaker trip,#4-1/0 AWG Cu/Al,BRH,Type BR Loadcenters
Product Name
Eaton BR thermal magnetic circuit breaker
Catalog Number
BRHH170
UPC
786676002851
Product Length/Depth
3 in
Product Height
3 in
Product Width
2 in
Product Weight
0.3 lb
Warranty
Limited lifetime residential, 1 year commercial
Compliances
Federal Specifications Classification W-C376
Certifications
UL 490
Catalog Notes
10-150A. single-, two- and three-pole, selected amperageavailable in switching duty, HACR, shunt trip and high magnetic setting
Used with
Type BR Loadcenters
Type
Type BR 1-Inch plug-on circuit breaker
Amperage Rating
70A
Voltage rating
120/240 V
Trip Type
Common breaker trip
Circuit breaker type
BR
Mounting Method
Plug-on
Interrupt rating
42 kAIC
Main circuit breaker
BRH
Wire size
#4-1/0 AWG Cu/Al
Number of poles
Single-pole
Feature: 1-Inch plug-on mounting. Business Impact: Simplifies installation and reduces field wiring complexity, saving time on panel assembly. Application: Ideal for Type BR load centers in commercial and light industrial panels. Feature: 70A amperage rating. Business Impact: Provides appropriate protection for branch circuits with moderate load profiles, reducing the risk of nuisance trips during peak operation. Application: Suitable for 70A branch circuits in BR load centers. Feature: 42 kAIC interrupt rating. Business Impact: Enables safe interruption of high fault currents, improving system reliability and protection margins. Application: Industrial or commercial feeders with potential high fault currents. Feature: 120/240V, single-pole, common trip. Business Impact: Delivers clear, coordinated protection across a two‑phase supply while maintaining a compact footprint. Application: Standard residential and small commercial panel boards using BR protection. Feature: Compatible with Type BR Loadcenters and BRH main breaker. Business Impact: Streamlines replacement and upgrade projects with a consistent protection strategy. Application: Retrofit and new installations in BR series panels. Feature: Certifications and warranty. Business Impact: UL 490 listing and W-C376 compliance provide regulatory assurance; limited lifetime residential, 1-year commercial warranty reduce ownership risk. Application: Compliance-focused installations and service contracts.
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FAQs
BRHH170 uses a 1-Inch plug-on mounting designed specifically for Type BR Loadcenters, accepting #4-1/0 AWG Cu/Al conductors and delivering a common-trip protection in single-pole configurations for BR panels.
The device is rated for 70A, 120/240 V, with a 42 kAIC interrupt rating, is a single-pole, common-trip BR circuit breaker and is intended for use with BRH main breaker assemblies in BR load centers.
BRHH170 is part of the BR family which includes options in HACR, shunt-trip, and high-magnetic settings per catalog notes; while BRHH170 itself is a 70A single-pole unit, the family supports these advanced configurations as needed.
BRHH170 is UL 490 listed and adheres to Federal Specifications W-C376, ensuring compliance for protective devices used in standardized electrical installations.
The BRHH170 carries Eaton’s limited lifetime residential warranty and a 1-year commercial warranty, aligning with typical BR series protection products and enabling standard maintenance planning.