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.

  • EHD1042A3K00000000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR
    Eaton

    EHD1042A3K00000000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR

    $17,526.19
    $20,028.84
  • EHD1042A3K0000A000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR
    Eaton

    EHD1042A3K0000A000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR

    $18,419.98
    $27,803.73
  • EHD1042A3K00010000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR
    Eaton

    EHD1042A3K00010000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR

    $18,076.70
    $27,285.59
  • EHD1042A3K0001A000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR
    Eaton

    EHD1042A3K0001A000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 3R STD HVAC HIGH SCCR

    $18,970.49
    $21,679.47
  • EHD1042AAK00000000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 1 XL STD HVAC HIGH SCCR
    Eaton

    EHD1042AAK00000000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 1 XL STD HVAC HIGH SCCR

    $25,136.39
    $28,726.21
  • EHD1042ABK00000000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 12 XL STD HVAC HIGH SCC
    Eaton

    EHD1042ABK00000000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 12 XL STD HVAC HIGH SCC

    $26,010.75
    $29,725.48
  • EHD1042ACK00000000 | Eaton HVAC DISCONNECT 104A, 40HP 230V NEMA 3R XL STD HVAC HIGH SCC
    Eaton

    EHD1042ACK00000000

    HVAC DISCONNECT 104A, 40HP 230V NEMA 3R XL STD HVAC HIGH SCC

    $31,231.04
    $35,691.52
  • EHD1045 | EATON Molded Case Circuit Breaker (45 Amp)
    Eaton

    EHD1045

    F-Frame Molded Case Circuit Breaker (45 Amp, 1 pole)

    $260.78
    $434.63
  • EHD1045L | Eaton TYPE EHD BREAKER 1P 45A 277VAC MAX 14KAIC
    Eaton

    EHD1045L

    TYPE EHD BREAKER 1P 45A 277VAC MAX 14KAIC

    $262.98
    $438.28
  • EHD1050 | EATON Molded Case Circuit Breaker (50 Amp)
    Eaton

    EHD1050

    F-Frame Molded Case Circuit Breaker (50 Amp, 1 pole)

    $260.78
    $434.63
  • EHD1050-GR1 | Eaton EHD BREAKER 1P, 50 AMP FOR GRAINGER
    Eaton

    EHD1050-GR1

    EHD BREAKER 1P, 50 AMP FOR GRAINGER

    $221.56
    $282.52
  • EHD1050L | Eaton TYPE EHD BREAKER 1P 50A 277VAC MAX 14KAIC
    Eaton

    EHD1050L

    TYPE EHD BREAKER 1P 50A 277VAC MAX 14KAIC

    $262.98
    $438.28
  • EHD1060 | EATON Molded Case Circuit Breaker (60 Amp)
    Eaton

    EHD1060

    F-Frame Molded Case Circuit Breaker (60 Amp, 1 pole)

    $260.78
    $434.63
  • EHD1060L | Eaton TYPE EHD BREAKER 1P 60A 277VAC MAX 14KAIC
    Eaton

    EHD1060L

    TYPE EHD BREAKER 1P 60A 277VAC MAX 14KAIC

    $262.98
    $438.28
  • EHD1070 | EATON Molded Case Circuit Breaker (70 Amp)
    Eaton

    EHD1070

    F-Frame Molded Case Circuit Breaker 70 Amp, 1 pole

    $478.81
    $798.02
  • EHD1070L | Eaton TYPE EHD BREAKER 1P 70A 277VAC MAX 14KAIC
    Eaton

    EHD1070L

    TYPE EHD BREAKER 1P 70A 277VAC MAX 14KAIC

    $484.29
    $807.15
  • EHD1070WD01 | Eaton EHD 1P 70A WITHOUT TERMS. W/KPR1A L & L ENDS
    Eaton

    EHD1070WD01

    EHD 1P 70A WITHOUT TERMS. W/KPR1A L & L ENDS

    $579.63
    $966.03
  • EHD1080 | EATON Molded Case Circuit Breaker (80 Amp)
    Eaton

    EHD1080

    F-Frame Molded Case Circuit Breaker (80 Amp, 1 pole)

    $478.81
    $798.02
  • EHD1080L | Eaton 1P EHD 80A
    Eaton

    EHD1080L

    1P EHD 80A

    $484.29
    $807.15
  • EHD1090 | EATON Molded Case Circuit Breaker (90 Amp)
    Eaton

    EHD1090

    F-Frame Molded Case Circuit Breaker (90 Amp, 1 pole)

    $478.81
    $798.02
  • EHD1090L | Eaton 1P EHD 90A
    Eaton

    EHD1090L

    1P EHD 90A

    $484.29
    $807.15
  • EHD1100 | EATON Molded Case Circuit Breaker (100 Amp)
    Eaton

    EHD1100

    F-Frame Molded Case Circuit Breaker (100 Amp, 1 pole)

    $478.81
    $798.02
  • EHD1100H08 | Eaton EHD1100 W/ Marine Label
    Eaton

    EHD1100H08

    EHD1100 W/ Marine Label

    $525.94
    $876.57
  • EHD1100L | Eaton TYPE EHD BREAKER 1P 100A 277VAC MAX 14KAIC
    Eaton

    EHD1100L

    TYPE EHD BREAKER 1P 100A 277VAC MAX 14KAIC

    $484.29
    $807.15
  • EHD2010 | EATON Molded Case Circuit Breaker (10 Amp, 2-pole)
    Eaton

    EHD2010

    F-Frame Molded Case Circuit Breaker (10 Amp, 2 pole)

    $777.95
    $1,296.59
  • EHD2010A06 | Eaton EHD 2P 10A W/AUX SW 1A1B RH
    Eaton

    EHD2010A06

    EHD 2P 10A W/AUX SW 1A1B RH

    $1,332.38
    $2,220.63
  • EHD2010L | Eaton TYPE EHD, 2 POLE, 10A TRIP, 480V CLASS, LINE AND LOAD
    Eaton

    EHD2010L

    TYPE EHD, 2 POLE, 10A TRIP, 480V CLASS, LINE AND LOAD

    $783.43
    $1,305.71
  • EHD2010LA08 | Eaton EHD 2P 10A L&L TERM W/ A1X1RTK A/S
    Eaton

    EHD2010LA08

    EHD 2P 10A L&L TERM W/ A1X1RTK A/S

    $1,332.38
    $2,220.63

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.