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.

  • EN323HADNNNNNNC | Eaton MG IEC 3P STD CASS 2500-3200A-
    Eaton

    EN323HADNNNNNNC

    MG IEC 3P STD CASS 2500-3200A-

    $5,801.91
  • EN323HADNNNNNWC | Eaton MG IEC 3P STD CASS 2500-3200A PREWIRED-HORIZ STABS
    Eaton

    EN323HADNNNNNWC

    MG IEC 3P STD CASS 2500-3200A PREWIRED-HORIZ STABS

    $7,664.08
  • EN323HADNSNNNNC | Eaton MG IEC 3P STD CASS 2500-3200A-SHUTTERS-
    Eaton

    EN323HADNSNNNNC

    MG IEC 3P STD CASS 2500-3200A-SHUTTERS-

    $6,774.00
  • EN323HADNSNNNWC | Eaton MG IEC 3P Std Cass 2500-3200A Shutters-PreWired-Horiz Stabs
    Eaton

    EN323HADNSNNNWC

    MG IEC 3P Std Cass 2500-3200A Shutters-PreWired-Horiz Stabs

    $8,787.60
  • EN323HAXNNNNNNC | Eaton MG IEC 3P STD CASS 2500-3200A-NO DR FRM
    Eaton

    EN323HAXNNNNNNC

    MG IEC 3P STD CASS 2500-3200A-NO DR FRM

    $5,683.53
  • EN323HAXNNNNNWC | Eaton MG IEC 3P STD CASS 2500-3200A-PREWIRED-NO DR FRM
    Eaton

    EN323HAXNNNNNWC

    MG IEC 3P STD CASS 2500-3200A-PREWIRED-NO DR FRM

    $6,525.74
  • EN323HAXNSNNNNC | Eaton MG IEC 3P STD CASS 2500-3200A-SHUTTERS-NO DR FRM
    Eaton

    EN323HAXNSNNNNC

    MG IEC 3P STD CASS 2500-3200A-SHUTTERS-NO DR FRM

    $6,655.60
  • EN323HAXNSNNNWC | Eaton MG IEC 3P STD CASS 2500-3200A SHUTTERS-PREWIRED-NO DR FRM
    Eaton

    EN323HAXNSNNNWC

    MG IEC 3P STD CASS 2500-3200A SHUTTERS-PREWIRED-NO DR FRM

    $7,497.81
  • EN324HADNNNNNWC | Eaton MG IEC 4P STD CASS 2500-3200A PREWIRED-HORIZ STABS
    Eaton

    EN324HADNNNNNWC

    MG IEC 4P STD CASS 2500-3200A PREWIRED-HORIZ STABS

    $10,770.25
  • EN403HADNNNNNWC | Eaton MG IEC 6P DSTD CASS 4000A PREWIRED-HORIZ STABS
    Eaton

    EN403HADNNNNNWC

    MG IEC 6P DSTD CASS 4000A PREWIRED-HORIZ STABS

    $13,537.16
  • EN403HADNSNNNNC | Eaton MG IEC 6P DSTD CASS 4000A-SHUTTERS
    Eaton

    EN403HADNSNNNNC

    MG IEC 6P DSTD CASS 4000A-SHUTTERS

    $12,957.88
  • EN403HADNSNNNWC | Eaton MG IEC 6P DSTD CASS 4000A SHUTTERS-PREWIRED-HORIZ STABS
    Eaton

    EN403HADNSNNNWC

    MG IEC 6P DSTD CASS 4000A SHUTTERS-PREWIRED-HORIZ STABS

    $15,916.36
  • EN403HAXNNNNNNC | Eaton MG IEC 6P DSTD CASS 4000A-NO DR FRM
    Eaton

    EN403HAXNNNNNNC

    MG IEC 6P DSTD CASS 4000A-NO DR FRM

    $10,780.73
  • EN403HAXNNNNNWC | Eaton MG IEC 6P DSTD CASS 4000A-PREWIRED-NO DR FRM
    Eaton

    EN403HAXNNNNNWC

    MG IEC 6P DSTD CASS 4000A-PREWIRED-NO DR FRM

    $11,621.04
  • EN403HAXNSNNNNC | Eaton MG IEC 6P DSTD CASS 4000A-SHUTTERS-NO DR FRM
    Eaton

    EN403HAXNSNNNNC

    MG IEC 6P DSTD CASS 4000A-SHUTTERS-NO DR FRM

    $12,833.74
  • EN403HAXNSNNNWC | Eaton MG IEC 6P DSTD CASS 4000A SHUTTERS-PREWIRED-NO DR FRM
    Eaton

    EN403HAXNSNNNWC

    MG IEC 6P DSTD CASS 4000A SHUTTERS-PREWIRED-NO DR FRM

    $13,674.05
  • EN404HADNNNNNWC | Eaton MG IEC 8P DSTD CASS 4000A PREWIRED-HORIZ STABS
    Eaton

    EN404HADNNNNNWC

    MG IEC 8P DSTD CASS 4000A PREWIRED-HORIZ STABS

    $19,584.28
  • EN404HADNSNNNWC | Eaton MG IEC 8P DSTD CASS 4000A SHUTTERS-PREWIRED-HORIZ STABS
    Eaton

    EN404HADNSNNNWC

    MG IEC 8P DSTD CASS 4000A SHUTTERS-PREWIRED-HORIZ STABS

    $23,142.05
  • EN413HADNNNNNWC | Eaton MG IEC 3P STD CASS 4000A PREWIRED-VERT STABS
    Eaton

    EN413HADNNNNNWC

    MG IEC 3P STD CASS 4000A PREWIRED-VERT STABS

    $12,292.49
  • EN413HADNSNNNWC | Eaton MG IEC 3P STD CASS 4000A SHUTTERS-PREWIRED-VERT STABS
    Eaton

    EN413HADNSNNNWC

    MG IEC 3P STD CASS 4000A SHUTTERS-PREWIRED-VERT STABS

    $13,404.99
  • EN414HADNNNNNWC | Eaton MG IEC 4P STD CASS 4000A PREWIRED-VERT STABS
    Eaton

    EN414HADNNNNNWC

    MG IEC 4P STD CASS 4000A PREWIRED-VERT STABS

    $17,722.78
  • EN414HADNSNNNWC | Eaton MG IEC 4P STD CASS 4000A SHUTTERS-PREWIRED-VERT STABS
    Eaton

    EN414HADNSNNNWC

    MG IEC 4P STD CASS 4000A SHUTTERS-PREWIRED-VERT STABS

    $19,397.03
  • EN633HADNNNNNNC | Eaton MG IEC 6P DSTD CASS 5000-6300A
    Eaton

    EN633HADNNNNNNC

    MG IEC 6P DSTD CASS 5000-6300A

    $12,394.49
  • EN633HADNNNNNWC | Eaton MG IEC 6P DSTD CASS 5000-6300A PREWIRED-HORIZ STABS
    Eaton

    EN633HADNNNNNWC

    MG IEC 6P DSTD CASS 5000-6300A PREWIRED-HORIZ STABS

    $15,266.48
  • EN633HADNSNNNNC | Eaton MG IEC 6P DSTD CASS 5000-6300A-SHUTTERS
    Eaton

    EN633HADNSNNNNC

    MG IEC 6P DSTD CASS 5000-6300A-SHUTTERS

    $14,447.50
  • EN633HADNSNNNWC | Eaton MG IEC 6P DSTD CASS 5000-6300A SHUTTERS-PREWIRED-HORIZ STABS
    Eaton

    EN633HADNSNNNWC

    MG IEC 6P DSTD CASS 5000-6300A SHUTTERS-PREWIRED-HORIZ STABS

    $17,645.68
  • EN633HAXNNNNNNC | Eaton MG IEC 6P DSTD CASS 5000-6300A-NO DR FRM
    Eaton

    EN633HAXNNNNNNC

    MG IEC 6P DSTD CASS 5000-6300A-NO DR FRM

    $12,279.90

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.