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.

Need help finding the correct circuit breaker? Contact us.

  • EHD3010D01 | Eaton EHD 3P 10A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)

    EHD3010D01

    $942.16
    $1,609.52
    EHD 3P 10A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)
  • EHD3010D11 | Eaton EHD BREAKER 3P 10A WITH LINE AND LOAD END CAP ASSEMBLY

    EHD3010D11

    $951.98
    $1,626.29
    EHD BREAKER 3P 10A WITH LINE AND LOAD END CAP ASSEMBLY
  • EHD3010L | Eaton Type EHD Breaker 3P 10A 480VAC MAX 5KAIC_With Line & Load

    EHD3010L

    $915.60
    $1,564.14
    Type EHD Breaker 3P 10A 480VAC MAX 5KAIC_With Line & Load
  • EHD3015 | Eaton F-Frame Molded Case Circuit Breaker (15 Amp, 3 pole)

    EHD3015

    $900.84
    $1,538.94
    F-Frame Molded Case Circuit Breaker (15 Amp, 3 pole)
  • EHD3015D01 | Eaton EHD 3P 15A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)

    EHD3015D01

    $942.16
    $1,609.52
    EHD 3P 15A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)
  • EHD3015D11 | Eaton EHD BREAKER 3P 15A WITH LINE AND LOAD END CAP ASSEMBLY

    EHD3015D11

    $951.98
    $1,626.29
    EHD BREAKER 3P 15A WITH LINE AND LOAD END CAP ASSEMBLY
  • EHD3015L | Eaton TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC

    EHD3015L

    $915.60
    $1,564.14
    TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC
  • EHD3015V | Eaton TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC

    EHD3015V

    $900.84
    $1,538.94
    TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC
  • EHD3015VH09Z04 | Eaton 3p-15a-50 degree calib.-Naval Label-3T100FB load lugs

    EHD3015VH09Z04

    $1,005.09
    $1,717.03
    3p-15a-50 degree calib.-Naval Label-3T100FB load lugs
  • EHD3015VL | Eaton TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC

    EHD3015VL

    $915.60
    $1,564.14
    TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC
  • EHD3015VZ04 | Eaton TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC 50 DEG C

    EHD3015VZ04

    $900.84
    $1,538.94
    TYPE EHD BREAKER 3P 15A 480VAC MAX 14KAIC 50 DEG C
  • EHD3015Z01 | Eaton EHD 3P 15A W/624B100G10 TERMS. LOAD END ONLY

    EHD3015Z01

    $900.84
    $1,538.94
    EHD 3P 15A W/624B100G10 TERMS. LOAD END ONLY
  • EHD3015Z04 | Eaton EHD 3P 20A W/ 3T100FB TERM LOAD SIDE ONLY

    EHD3015Z04

    $915.60
    $1,564.14
    EHD 3P 20A W/ 3T100FB TERM LOAD SIDE ONLY
  • EHD3020 | Eaton F-Frame Molded Case Circuit Breaker (20 Amp, 3 pole)

    EHD3020

    $900.84
    $1,538.94
    F-Frame Molded Case Circuit Breaker (20 Amp, 3 pole)
  • EHD3020D01 | Eaton EHD 3P 20A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)

    EHD3020D01

    $942.16
    $1,609.52
    EHD 3P 20A W/KPR1A LINE/LOAD TERMINALS (ENGLISH)
  • EHD3020D11 | Eaton EHD BREAKER 3P 20A WITH LINE AND LOAD END CAP ASSEMBLY

    EHD3020D11

    $951.98
    $1,626.29
    EHD BREAKER 3P 20A WITH LINE AND LOAD END CAP ASSEMBLY
  • EHD3020D11S06 | Eaton EHD 3P 20A W/ LINE AND LOAD END CAP ASSEMBLY

    EHD3020D11S06

    $2,254.09
    $3,850.72
    EHD 3P 20A W/ LINE AND LOAD END CAP ASSEMBLY
  • EHD3020H08U14Z04 | Eaton EHD 3P 20A W/UVR 110-127VAC LH 3T100RB LOAD END MARINE APPL

    EHD3020H08U14Z04

    $1,726.94
    $2,950.19
    EHD 3P 20A W/UVR 110-127VAC LH 3T100RB LOAD END MARINE APPL
  • EHD3020L | Eaton TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC

    EHD3020L

    $915.60
    $1,564.14
    TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC
  • EHD3020LS05 | Eaton TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC W/ ST

    EHD3020LS05

    $1,732.84
    $2,960.27
    TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC W/ ST
  • EHD3020LW02 | Eaton TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC, PROV FOR WBI

    EHD3020LW02

    $1,106.38
    $1,890.07
    TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC, PROV FOR WBI
  • EHD3020V | Eaton TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC

    EHD3020V

    $900.84
    $1,538.94
    TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC
  • EHD3020VH09Z04 | Eaton 3p-20a-50 degree calib.-Naval Label-3T100FB load lugs

    EHD3020VH09Z04

    $1,005.09
    $1,717.03
    3p-20a-50 degree calib.-Naval Label-3T100FB load lugs
  • EHD3020VL | Eaton TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC

    EHD3020VL

    $915.60
    $1,564.14
    TYPE EHD BREAKER 3P 20A 480VAC MAX 14KAIC
  • EHD3020VSH09 | Eaton EHD 3P 20A 50 DEGREE NAVAL APPL 3TA100FB TERM LOAD

    EHD3020VSH09

    $1,121.13
    $1,915.28
    EHD 3P 20A 50 DEGREE NAVAL APPL 3TA100FB TERM LOAD
  • EHD3020VZ04 | Eaton EHD 3P 20A 50 DEGREE W/3T100FB TERM LOAD END

    EHD3020VZ04

    $889.05
    $1,518.79
    EHD 3P 20A 50 DEGREE W/3T100FB TERM LOAD END

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 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.