Circuit Breakers & Circuit Breaker Parts

Wistex offers a wide selection of industrial circuit breakers designed to protect your equipment from overloads and short circuits. With trusted brands like ABB and expert customer support, we help you find the right solution for your electrical panels and motor control centers.

  • BR320 | Eaton Type BR Breaker 20A/3 Pole 240V 10K
    Eaton

    BR320

    Type BR Breaker 20A/3 Pole 240V 10K

    $414.28
    $770.75
  • BR320ST | Eaton TYPE BR 3P 20A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR320ST

    TYPE BR 3P 20A WITH ADD ON SHUNT TRIP POLE

    $804.05
    $1,495.91
  • BR325 | Eaton BR 3P 25A 10KAIC BKR
    Eaton

    BR325

    BR 3P 25A 10KAIC BKR

    $414.28
    $770.75
  • BR330 | Eaton Type BR Breaker 30A/3 Pole 240V 10K
    Eaton

    BR330

    Type BR Breaker 30A/3 Pole 240V 10K

    $414.28
    $770.75
  • BR330ST | Eaton TYPE BR 3P 30A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR330ST

    TYPE BR 3P 30A WITH ADD ON SHUNT TRIP POLE

    $804.05
    $1,495.91
  • BR335 | Eaton BR 3P 35A 10KAIC BKR
    Eaton

    BR335

    BR 3P 35A 10KAIC BKR

    $414.28
    $770.75
  • BR340ST | Eaton TYPE BR 3P 40A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR340ST

    TYPE BR 3P 40A WITH ADD ON SHUNT TRIP POLE

    $804.05
    $1,495.91
  • BR345 | Eaton BR 3P 45A 10KAIC BKR
    Eaton

    BR345

    BR 3P 45A 10KAIC BKR

    $414.28
    $770.75
  • BR350 | Eaton Type BR Breaker 50A/3 Pole 240V 10K
    Eaton

    BR350

    Type BR Breaker 50A/3 Pole 240V 10K

    $414.28
    $770.75
  • BR350B | Eaton Type BR Breaker 50A/3 Pole 120/240V 10K
    Eaton

    BR350B

    Type BR Breaker 50A/3 Pole 120/240V 10K

    $526.74
    $979.99
  • BR350ST | Eaton TYPE BR 3P 50A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR350ST

    TYPE BR 3P 50A WITH ADD ON SHUNT TRIP POLE

    $804.05
    $1,495.91
  • BR355 | Eaton Type BR Breaker 55A/3 Pole 240V 10K
    Eaton

    BR355

    Type BR Breaker 55A/3 Pole 240V 10K

    $506.70
    $942.71
  • BR360NA | Eaton Type BR Breaker 60A/3 Pole 240V 10-Non Auto Switch
    Eaton

    BR360NA

    Type BR Breaker 60A/3 Pole 240V 10-Non Auto Switch

    $378.64
    $704.45
  • BR360ST | Eaton TYPE BR 3P 60A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR360ST

    TYPE BR 3P 60A WITH ADD ON SHUNT TRIP POLE

    $926.60
    $1,723.91
  • BR370 | Eaton Type BR Breaker 70A/3 Pole 240V 10K
    Eaton

    BR370

    Type BR Breaker 70A/3 Pole 240V 10K

    $731.68
    $1,361.26
  • BR370B | Eaton Type BR Breaker 70A/3 Pole 120/240V 10K
    Eaton

    BR370B

    Type BR Breaker 70A/3 Pole 120/240V 10K

    $642.59
    $1,195.49
  • BR370ST | Eaton TYPE BR 3P 70A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR370ST

    TYPE BR 3P 70A WITH ADD ON SHUNT TRIP POLE

    $1,096.94
    $2,040.83
  • BR380 | Eaton Type BR Breaker 80A/3 Pole 240V 10K
    Eaton

    BR380

    Type BR Breaker 80A/3 Pole 240V 10K

    $731.68
    $1,361.26
  • BR380B | Eaton Type BR Breaker 80A/3 Pole 120/240V 10K
    Eaton

    BR380B

    Type BR Breaker 80A/3 Pole 120/240V 10K

    $761.74
    $1,417.18
  • BR390 | Eaton Type BR Breaker 90A/3 Pole 240V 10K
    Eaton

    BR390

    Type BR Breaker 90A/3 Pole 240V 10K

    $731.68
    $1,361.26
  • BR390B | Eaton Type BR Breaker 90A/3 Pole 120/240V 10K
    Eaton

    BR390B

    Type BR Breaker 90A/3 Pole 120/240V 10K

    $746.14
    $1,388.16
  • BR390ST | Eaton TYPE BR 3P 90A WITH ADD ON SHUNT TRIP POLE
    Eaton

    BR390ST

    TYPE BR 3P 90A WITH ADD ON SHUNT TRIP POLE

    $974.44
    $1,812.92
  • BR3RDF11 | Eaton REPLACEMENT INNER COVER FOR BR2030B150R/BR2040B150R
    Eaton

    BR3RDF11

    REPLACEMENT INNER COVER FOR BR2030B150R/BR2040B150R

    $543.65
    $763.02
  • BR3RDF11M | Eaton DEADFRONT WITH INTERLOCK FOR BR2040B200R
    Eaton

    BR3RDF11M

    DEADFRONT WITH INTERLOCK FOR BR2040B200R

    $884.41
    $1,645.43
  • BR3RDF12 | Eaton REPLACEMENT INNER COVER FOR BR3030B150R/BR3040B200R
    Eaton

    BR3RDF12

    REPLACEMENT INNER COVER FOR BR3030B150R/BR3040B200R

    $543.65
    $763.02
  • BR3RDF12M | Eaton DEADFRONT WITH INTERLOCK FOR BR3040B200R
    Eaton

    BR3RDF12M

    DEADFRONT WITH INTERLOCK FOR BR3040B200R

    $884.41
    $1,645.43
  • BR3RDF13M | Eaton DEADFRONT WITH INTERLOCK FOR BR4040B200R
    Eaton

    BR3RDF13M

    DEADFRONT WITH INTERLOCK FOR BR4040B200R

    $1,058.03
    $1,968.43
  • BR3RDF14 | Eaton REPLACEMENT INNER COVER FOR BR48B200RF/BR48B200RFP
    Eaton

    BR3RDF14

    REPLACEMENT INNER COVER FOR BR48B200RF/BR48B200RFP

    $543.65
    $763.02

Circuit Breakers We Offer

Wistex provides a wide selection of industrial circuit breakers designed to safeguard electrical systems across a variety of industries. Whether you need circuit protection for motor loads, panel boards, or HVAC systems, we offer trusted solutions from ABB and other leading brands.

ABB Circuit Breaker

ABB Circuit Breakers

Our range of ABB circuit breakers delivers proven protection for industrial, commercial, and manufacturing environments. ABB breakers are known for their reliability, ease of installation, and compliance with the latest electrical safety standards.

Motor Circuit Breakers

Motor circuit breakers are specifically designed to protect electric motors against overloads, phase failures, and short circuits. Ideal for high inrush current applications, they ensure critical motor systems operate safely and efficiently.

Motor Circuit Breakers
Low Voltage Circuit Breakers

Low-Voltage Circuit Breakers

Low-voltage circuit breakers offer flexible protection for commercial and light industrial systems. They prevent electrical faults in panel boards, control cabinets, and HVAC systems while maintaining safe operation and minimizing downtime.

Applications for Circuit Breakers

Our industrial circuit breakers are ideal for protecting critical systems across a wide range of industries:

  • Motor control center protection to ensure safe operation of heavy machinery
  • Panel board protection for industrial and commercial electrical distribution
  • Short circuit protection for HVAC equipment, compressors, and large facility systems

Pair your circuit breakers with overload relays and contactors for a complete protection system.

Why Choose Wistex for Industrial Circuit Breakers

Find durable and dependable industrial circuit breakers at Wistex. We offer ABB motor circuit breakers and low-voltage breakers designed to protect your electrical systems from overloads, faults, and short circuits.

Why choose Wistex for circuit breakers?

  • Wide inventory of ABB circuit breakers for industrial applications
  • Expert guidance on selecting the right amperage, trip curve, and protection class
  • Fast order processing and delivery to minimize downtime
  • Long-term support with warranty coverage and replacement options
  • Protect your operations and equipment with industrial circuit breakers from Wistex.

Get the right contactor to power your success — backed by Wistex expertise.

Circuit Breaker FAQs

Find quick answers to common questions about selecting and using industrial circuit breakers.

A circuit breaker automatically interrupts the flow of electricity when it detects an overload, short circuit, or fault condition. This protects wiring, equipment, and personnel from electrical hazards and prevents costly damage to industrial systems.

Choosing the correct circuit breaker depends on several factors:

  • Load size and type (motor, lighting, HVAC, etc.)
  • Voltage rating (low voltage, medium voltage)
  • Interrupt rating (ability to handle fault currents)
  • Application environment (indoor, outdoor, corrosive conditions). Wistex’s technical team can assist you in selecting the best circuit breaker for your specific needs.

Motor circuit breakers are specially designed to handle the high inrush currents typical during motor startup. They provide both overload and short-circuit protection tailored for motors. Standard circuit breakers are used for general electrical circuits, such as panelboards and lighting, where the startup current is lower and more consistent.