Eaton Thermal Magnetic Circuit...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$59.43
$10.09

Eaton Thermal Magnetic Circuit Breaker 20A Single-Pole 120/240V 10kAIC BR Type Plug-On

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Model: BR120

In Stock (leaves warehouse same day if ordered before 3pm ET)

$59.43
$10.09
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Eaton BR Thermal Magnetic Circuit Breaker

Professional Single-Pole Circuit Protection

The Eaton BR Thermal Magnetic Circuit Breaker delivers exceptional electrical power management and control performance for residential and commercial electrical distribution systems. This 20A single-pole circuit breaker provides reliable electrical protection designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Electrical Performance Excellence

  • 20 Ampere Current Rating - Provides precise overcurrent protection for residential and light commercial circuits with reliable thermal-magnetic trip operation
  • 10 kAIC Interrupt Rating - Delivers dependable short-circuit protection capability for standard residential and commercial electrical applications
  • 120/240V Voltage Rating - Compatible with standard residential electrical systems and single-phase commercial applications
  • Single-Pole Configuration - Ideal for protecting individual branch circuits in residential and commercial electrical panels

Installation & Protection Features

  • 1-Inch Plug-On Design - Easy installation and secure connection to Type BR loadcenters with professional plug-on mounting system
  • Wire Compatibility - Accepts #14-4 AWG copper and aluminum conductors for versatile wiring applications
  • UL 489 Listed - Meets rigorous safety standards for molded case circuit breakers ensuring professional electrical code compliance

Technical Specifications

Amperage Rating: 20A, Voltage Rating: 120/240V, Interrupt Rating: 10 kAIC, Number of Poles: Single-pole, Circuit Breaker Type: BR, Mounting Method: Plug-on, Wire Size: #14-4 AWG Cu/Al, Dimensions: 3" H x 1" W x 2.5" D, Weight: 0.3 lb, Certifications: UL 489, Compliances: Federal Specifications Classification W-C375, Used With: Type BR Loadcenters

Installation & Usage

  1. Verify power is OFF and test electrical panel with appropriate voltage tester before beginning installation
  2. Select appropriate knockout location in Type BR loadcenter and remove panel cover following electrical safety procedures
  3. Insert circuit breaker into designated slot ensuring proper alignment with bus bar connection
  4. Push firmly until breaker clicks securely into place with plug-on connection fully seated
  5. Connect branch circuit conductors to breaker terminals using proper torque specifications for #14-4 AWG wire
  6. Test breaker operation and verify proper circuit protection before energizing electrical system

Professional Applications

Ideal for:

  • Residential Electrical Systems - Branch circuit protection for lighting, receptacle, and appliance circuits in homes and apartments
  • Commercial Building Applications - Single-phase circuit protection in office buildings, retail spaces, and light commercial facilities
  • Electrical Panel Upgrades - Replacement and new installation in Type BR loadcenters and electrical distribution panels
  • Branch Circuit Protection - Individual circuit protection for 120V and 240V single-phase electrical loads
  • Lighting Circuit Applications - Dedicated protection for residential and commercial lighting systems
  • Receptacle Circuit Protection - GFCI and standard receptacle circuit protection in residential and commercial installations
  • Appliance Circuit Applications - Dedicated circuits for residential appliances and equipment requiring 20A protection
  • Electrical Code Compliance - Meeting NEC requirements for overcurrent protection in residential and commercial electrical systems

Thermal-Magnetic Protection Advantage

The BR series thermal-magnetic trip technology provides dual protection against overload and short-circuit conditions. The thermal element responds to sustained overloads while the magnetic element provides instantaneous protection against short circuits, ensuring comprehensive electrical system protection for professional electrical installations.

Why Choose Eaton Quality?

Eaton's century-plus experience in electrical power management innovation delivers the reliability and performance that electrical professionals demand. With rigorous UL 489 listing and Federal Specifications compliance, Eaton BR circuit breakers provide the trusted performance for electricians, electrical contractors, and facility professionals worldwide, backed by advanced manufacturing processes and comprehensive quality assurance testing.



EAT-BR120 - spec sheet

Manufacturer Resources

Product Specs

Amperage Rating:
20 A
Certifications:
UL 489
Circuit Breaker Type:
BR
Compliances:
Federal Specifications Classification W-C375
Interrupt Rating:
10 kAIC
Main Circuit Breaker:
BR
Mounting Method:
Plug-on
Number Of Poles:
Single-pole
Product Height:
3 in
Product Length Depth:
2.5 in
Product Type:
Thermal Magnetic Circuit Breaker
Product Weight:
.3 lb
Product Width:
1 in
Quantity:
1
Used With:
Type BR Loadcenters
Voltage Rating:
120/240 V
Wire Size:
#14-4 AWG Cu/Al
Product Group:
Electrical
Product Subgroup:
Circuit Breaker