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.

  • EHD3100A10 | Eaton EHD 3P 100A W/AUX SW 2A2B LH
    Eaton

    EHD3100A10

    EHD 3P 100A W/AUX SW 2A2B LH

    $2,135.51
    $3,559.20
  • EHD3100BP10 | Eaton EHD 3 Pole, 100 A, 14 kA at 480 VAC, 480 V max,
    Eaton

    EHD3100BP10

    EHD 3 Pole, 100 A, 14 kA at 480 VAC, 480 V max,

    $1,226.09
    $2,043.49
  • EHD3100H01 | Eaton EHD 3P 100A 40O HZ
    Eaton

    EHD3100H01

    EHD 3P 100A 40O HZ

    $1,445.21
    $2,408.71
  • EHD3100H08 | Eaton EHD 3P 100A MARINE APPL.
    Eaton

    EHD3100H08

    EHD 3P 100A MARINE APPL.

    $1,332.38
    $2,220.63
  • EHD3100K | Eaton TYPE EHD HIGH MAGNETIC MOLDED CASE SWITCH 3P 100A 480VAC
    Eaton

    EHD3100K

    TYPE EHD HIGH MAGNETIC MOLDED CASE SWITCH 3P 100A 480VAC

    $1,141.73
    $1,902.87
  • EHD3100KL | Eaton TYPE EHD HIGH MAGNETIC MOLDED CASE SWITCH 3P 100A 480VAC
    Eaton

    EHD3100KL

    TYPE EHD HIGH MAGNETIC MOLDED CASE SWITCH 3P 100A 480VAC

    $1,163.63
    $1,939.38
  • EHD3100KLD08 | Eaton EHD3100KL W/LOAD CONTROL WIRE TERMINAL LP AND CP
    Eaton

    EHD3100KLD08

    EHD3100KL W/LOAD CONTROL WIRE TERMINAL LP AND CP

    $1,542.73
    $2,571.23
  • EHD3100KLD08BP10 | Eaton EHD 100A BKR W/CONTL WIRE TERM 10 PACK
    Eaton

    EHD3100KLD08BP10

    EHD 100A BKR W/CONTL WIRE TERM 10 PACK

    $1,483.58
    $2,472.62
  • EHD3100KLD18 | Eaton mcs w/l&l lugs & control wire term on each line lug
    Eaton

    EHD3100KLD18

    mcs w/l&l lugs & control wire term on each line lug

    $1,240.34
    $2,067.24
  • EHD3100L | Eaton TYPE EHD BREAKER 3P 100A 480VAC MAX 14KAIC
    Eaton

    EHD3100L

    TYPE EHD BREAKER 3P 100A 480VAC MAX 14KAIC

    $1,232.65
    $2,054.42
  • EHD3100LA01 | Eaton EHD 3P 100A W/AUX SW 1A-1B LH TERM L&L
    Eaton

    EHD3100LA01

    EHD 3P 100A W/AUX SW 1A-1B LH TERM L&L

    $1,764.09
    $2,940.14
  • EHD3100LH01 | Eaton EHD 3P 100A With Line 7 Load Terminals 400 HZ
    Eaton

    EHD3100LH01

    EHD 3P 100A With Line 7 Load Terminals 400 HZ

    $1,414.55
    $2,357.59
  • EHD3100LS14 | Eaton EHD 3P 100A W/ST 415-600VAC OR 220-250VDC LH TERM L&L
    Eaton

    EHD3100LS14

    EHD 3P 100A W/ST 415-600VAC OR 220-250VDC LH TERM L&L

    $2,319.58
    $3,865.97
  • EHD3100LW02 | Eaton EHD 3P 100A L&L TERM W/ PROV FOR WALKING BEAM INTERLOCK
    Eaton

    EHD3100LW02

    EHD 3P 100A L&L TERM W/ PROV FOR WALKING BEAM INTERLOCK

    $1,467.15
    $2,445.24
  • EHD3100V | Eaton TYPE EHD BREAKER 3P 100A 480VAC MAX 14KAIC
    Eaton

    EHD3100V

    TYPE EHD BREAKER 3P 100A 480VAC MAX 14KAIC

    $1,226.09
    $2,043.49
  • EHD3100VH08 | Eaton EHD 3P 100A 50 DEGREE MARINE APPL
    Eaton

    EHD3100VH08

    EHD 3P 100A 50 DEGREE MARINE APPL

    $1,347.70
    $2,246.17
  • EHD3100VH09 | Eaton EHD 3P 100A 50 DEGREE NAVAL APPL
    Eaton

    EHD3100VH09

    EHD 3P 100A 50 DEGREE NAVAL APPL

    $1,332.38
    $2,220.63
  • EHD3100VL | Eaton EHD 3P 100A L&L TERM 50 DEGREE
    Eaton

    EHD3100VL

    EHD 3P 100A L&L TERM 50 DEGREE

    $1,232.65
    $2,054.42
  • EHD3100VW | Eaton EHD-3p-100a, No lugs, 50 degree calibration
    Eaton

    EHD3100VW

    EHD-3p-100a, No lugs, 50 degree calibration

    $1,134.06
    $1,890.10
  • EHD3100Y | Eaton EHD 3P 100A W/LINE TERMINALS ONLY
    Eaton

    EHD3100Y

    EHD 3P 100A W/LINE TERMINALS ONLY

    $1,226.09
    $2,043.49
  • EHG12-UBW1200
    Weg

    EHG12-UBW1200

    Handle + Mechanism + Shaft 12", Fits UBW1200 Breakers

  • EHG12X-UBW1200
    Weg

    EHG12X-UBW1200

    Handle + Mechanism + Shaft 12", Fits UBW1200 Breakers

  • EHG16X-UBW1200
    Weg

    EHG16X-UBW1200

    Handle + Mechanism + Shaft 16", Fits UBW1200 Breakers

  • EHG24-UBW1200
    Weg

    EHG24-UBW1200

    Handle + Mechanism + Shaft 24", Fits UBW1200 Breakers

    $271.49
    $707.00
  • EHG24X-UBW1200
    Weg

    EHG24X-UBW1200

    Handle + Mechanism + Shaft 24", Fits UBW1200 Breakers

    $320.26
    $834.00
  • EHG6-UBW1200
    Weg

    EHG6-UBW1200

    Handle + Mechanism + Shaft 6", Fits UBW1200 Breakers

    $216.96
    $565.00
  • EHG6X-UBW1200
    Weg

    EHG6X-UBW1200

    Handle + Mechanism + Shaft 6", Fits UBW1200 Breakers

    $293.76
    $765.00
  • EHMFS02 | Eaton E125 FRAME FLEX SHAFT, 2 FT, NEMA 1 ,3R
    Eaton

    EHMFS02

    E125 FRAME FLEX SHAFT, 2 FT, NEMA 1 ,3R

    $782.50
    $1,304.17

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.