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.

  • DS200H2 Eaton 2in Conduit Plate Hub
    Eaton

    DS200H2

    2in Conduit Plate Hub

    $16.55
    $229.36
  • LT1A-UBW800 | 500-750 KCMIL Lug | Fits UBW800 Breakers
    Weg

    LT1A-UBW800

    500-750 KCMIL Lug, Fits UBW800 Breakers

    $84.10
    $219.00
  • UMBW-1C2-4 | Mini Circuit Breaker, 4 Amp, 2 Pole, C Curve
    Weg

    UMBW-1C2-4

    Mini Circuit Breaker, 4 Amp, 2 Pole, C Curve

    $22.56
    $48.00
  • BR360 | Eaton Type BR Breaker 60A/3 Pole 240V 10K
    Eaton

    BR360

    Type BR Breaker 60A/3 Pole 240V 10K

    $506.70
    $942.71
  • PDG21M0030TFFL | Eaton PDG2,1P,30A,65KA/480V,FXFXTMTU
    Eaton

    PDG21M0030TFFL

    PDG2,1P,30A,65KA/480V,FXFXTMTU

    $522.64
    $597.30
  • ST202M-K50 | ABB Miniature Circuit Breaker (5kA, 50A, 2P)
    ABB

    ST202M-K50

    Miniature Circuit Breaker (5kA, 50A, 2P)

    $81.81
    $286.55
  • ST202M-K3 | ABB Miniature Circuit Breaker (10kA, 3A, 2P)
    ABB

    ST202M-K3

    Miniature Circuit Breaker (10kA, 3A, 2P)

    $71.48
    $250.34
  • ST203M-D5 | ABB Miniature Circuit Breaker (10kA, 5A, 3P)
    ABB

    ST203M-D5

    Miniature Circuit Breaker (10kA, 5A, 3P)

    $108.01
    $378.32
  • ST203M-K10 | ABB Miniature Circuit Breaker (10kA, 10A, 3P)
    ABB

    ST203M-K10

    Miniature Circuit Breaker (10kA, 10A, 3P)

    $108.01
    $378.32
  • SU401M-K30 | ABB Miniature circuit breaker (10kA, 30A, 1P)
    ABB

    SU401M-K30

    Miniature circuit breaker (10kA, 30A, 1P)

  • UMBW-1C3-25 | Mini Circuit Breaker, 25 Amp, 3 Pole, C Curve
    Weg

    UMBW-1C3-25

    Mini Circuit Breaker, 25 Amp, 3 Pole, C Curve

    $30.55
    $65.00
  • B1NQ2C50T Noark Miniature Circuit Breakers, B1NQ UL 489, 2P, C Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side
    Noark

    B1NQ2C50T

    Miniature Circuit Breakers, B1NQ UL 489, 2P, C Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    $45.68
    $50.75
  • PDG2X3T100 | Eaton PDG2 TERMINAL (STEEL), 100A, 14-1/0, 3P
    Eaton

    PDG2X3T100

    PDG2 TERMINAL (STEEL), 100A, 14-1/0, 3P

    $48.39
    $55.29
  • ST201M-K5 | ABB Miniature Circuit Breaker (10kA, 5A, 1P)
    ABB

    ST201M-K5

    Miniature Circuit Breaker (10kA, 5A, 1P)

    $28.99
    $101.54
  • UMBW-1D2-40 | Mini Circuit Breaker, 40 Amp, 2 Pole, D Curve
    Weg

    UMBW-1D2-40

    Mini Circuit Breaker, 40 Amp, 2 Pole, D Curve

    $22.56
    $48.00
  • A1A100TW-2 | ABB A1A 100 Tmf 100-1000 2P F F Ul
    ABB

    A1A100TW-2

    A1A 100 Tmf 100-1000 2P F F Ul

    $208.41
    $406.07
  • KXT3ER-3PC | ABB Kit R Xt3 3Pcs
    ABB

    KXT3ER-3PC

    Kit R Xt3 3Pcs

    $63.69
    $273.34
  • KXT5CUAL2X500KC-3 | ABB Kit Fccual 2X500Kcmilxt5 3Pcsul/Csa
    ABB

    KXT5CUAL2X500KC-3

    Kit Fccual 2X500Kcmilxt5 3Pcsul/Csa

    $138.89
    $596.06
  • PDG12XHMS307 | Eaton PDG1/2 Handle Mech Shaft, 307mm / 12in, Standard
    Eaton

    PDG12XHMS307

    PDG1/2 Handle Mech Shaft, 307mm / 12in, Standard

    $16.59
    $18.97
  • ST201M-K10 | ABB Miniature Circuit Breaker (10kA, 10A, 1P)
    ABB

    ST201M-K10

    Miniature Circuit Breaker (10kA, 10A, 1P)

    $28.99
    $101.54
  • SU201M-C32 | ABB Miniature Circuit Breaker (10kA, 32A, 1P)
    ABB

    SU201M-C32

    Miniature Circuit Breaker (10kA, 32A, 1P)

    $32.88
    $115.14
  • UMBW-1C2-63 | Mini Circuit Breaker, 63 Amp, 2 Pole, C Curve
    Weg

    UMBW-1C2-63

    Mini Circuit Breaker, 63 Amp, 2 Pole, C Curve

    $23.06
    $48.00
  • S2C-A2 | ABB Shunt Trip
    ABB

    S2C-A2

    Shunt Trip

  • B1N2C50 Noark Miniature Circuit Breakers, B1N UL 489, 2P, C Curve, 50A, 10 kA, 240 Vac / 125 Vdc, Box Lug
    Noark

    B1N2C50

    Miniature Circuit Breakers, B1N UL 489, 2P, C Curve, 50A, 10 kA, 240 Vac / 125 Vdc, Box Lug

    $30.99
    $32.08
  • BAB2025HV | Eaton BAB 2P 25A 10KA 240V 50 DEG C
    Eaton

    BAB2025HV

    BAB 2P 25A 10KA 240V 50 DEG C

    $598.21
    $997.02
  • KXTFKLCAKIRK | ABB Klc-A Key Lock Open Kirk Xt5-Xt6
    ABB

    KXTFKLCAKIRK

    Klc-A Key Lock Open Kirk Xt5-Xt6

    $105.13
    $451.16
  • PDF33G0250B2NL | Eaton PDF3,3P,250A,35KA/480V,PXR10 LSI
    Eaton

    PDF33G0250B2NL

    PDF3,3P,250A,35KA/480V,PXR10 LSI

    $2,977.93
    $3,403.34
  • PDG2XST24ACDCS | Eaton PDG2 SHUNT TRIP, 24VAC/DC, PIGTAIL 0.75M
    Eaton

    PDG2XST24ACDCS

    PDG2 SHUNT TRIP, 24VAC/DC, PIGTAIL 0.75M

    $342.13
    $391.00

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.