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.

  • CH424PL400 | Eaton 3Ph/CH Loadcenter 400A MLO 42 Cir. Cu Bus Nema 1
    Eaton

    CH424PL400

    3Ph/CH Loadcenter 400A MLO 42 Cir. Cu Bus Nema 1

    $3,178.14
    $3,300.88
  • CH424PM300 | Eaton 3Ph/CH Loadcenter 300A 10kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH424PM300

    3Ph/CH Loadcenter 300A 10kAIC MCB 42 Cir. Cu Bus Nema 1

    $13,698.61
    $14,231.24
  • CH424PM400 | Eaton 3Ph/CH Loadcenter400A 10kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH424PM400

    3Ph/CH Loadcenter400A 10kAIC MCB 42 Cir. Cu Bus Nema 1

    $11,450.38
  • CH42B3200L | Eaton 3Ph/CH Loadcenter 200A 10kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH42B3200L

    3Ph/CH Loadcenter 200A 10kAIC MCB 42 Cir. Cu Bus Nema 1

    $3,322.30
  • CH42B3200R | Eaton 3Ph/CH Loadcenter 200A 10kAIC MCB 42 Cir. Cu Bus Nema 3R
    Eaton

    CH42B3200R

    3Ph/CH Loadcenter 200A 10kAIC MCB 42 Cir. Cu Bus Nema 3R

    $4,563.55
  • CH42B3225L | Eaton 3Ph/CH Loadcenter 225A 10kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH42B3225L

    3Ph/CH Loadcenter 225A 10kAIC MCB 42 Cir. Cu Bus Nema 1

    $3,555.63
    $4,062.49
  • CH42B3225R | Eaton 3Ph/CH Loadcenter 225A 10kAIC MCB 42 Cir. Cu Bus Nema 3R
    Eaton

    CH42B3225R

    3Ph/CH Loadcenter 225A 10kAIC MCB 42 Cir. Cu Bus Nema 3R

    $5,157.38
    $5,893.05
  • CH42L225INT | Eaton 225A, 42 Circuit, Single Phase, Cu Bus, OEM Interior,CH Type
    Eaton

    CH42L225INT

    225A, 42 Circuit, Single Phase, Cu Bus, OEM Interior,CH Type

    $676.85
    $1,259.25
  • CH42L225INT-1 | Eaton 225A, 42 Circuit, 1 Phase, MLO, Cu Bus, OEM Interior, CH Typ
    Eaton

    CH42L225INT-1

    225A, 42 Circuit, 1 Phase, MLO, Cu Bus, OEM Interior, CH Typ

    $654.20
    $1,217.12
  • CH42L3225G | Eaton 3Ph/CH Loadcenter 225A MLO 42 Cir. Cu Bus Nema 1
    Eaton

    CH42L3225G

    3Ph/CH Loadcenter 225A MLO 42 Cir. Cu Bus Nema 1

    $1,610.23
    $2,995.78
  • CH42L3225INT | Eaton 225A, 42 Circuit, Three Phase, Cu Bus, OEM Interior, CH Type
    Eaton

    CH42L3225INT

    225A, 42 Circuit, Three Phase, Cu Bus, OEM Interior, CH Type

    $683.13
    $1,270.92
  • CH42L3225INT-1 | Eaton 225A, 42 Circuit, 3 Phase, MLO, Cu Bus, OEM Interior, CH Typ
    Eaton

    CH42L3225INT-1

    225A, 42 Circuit, 3 Phase, MLO, Cu Bus, OEM Interior, CH Typ

    $806.41
    $1,500.32
  • CH42L3225R | Eaton 3Ph/CH Loadcenter 225A MLO 42 Cir. Cu Bus Nema 3R
    Eaton

    CH42L3225R

    3Ph/CH Loadcenter 225A MLO 42 Cir. Cu Bus Nema 3R

    $3,027.65
    $5,632.84
  • CH42PL400 | Eaton 1Ph/CH Loadcenter 400A MLO 42 Cir. Cu Bus Nema 1
    Eaton

    CH42PL400

    1Ph/CH Loadcenter 400A MLO 42 Cir. Cu Bus Nema 1

    $3,003.61
    $3,119.55
  • CH42PM300 | Eaton 1Ph/CH Loadcenter 300A 42kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH42PM300

    1Ph/CH Loadcenter 300A 42kAIC MCB 42 Cir. Cu Bus Nema 1

    $11,230.53
    $20,894.00
  • CH42PM400 | Eaton 1Ph/CH Loadcenter 400A 42kAIC MCB 42 Cir. Cu Bus Nema 1
    Eaton

    CH42PM400

    1Ph/CH Loadcenter 400A 42kAIC MCB 42 Cir. Cu Bus Nema 1

    $10,261.78
    $10,660.50
  • CH42PVPN200 | Eaton SOLAR RATED PON CH, 42CKT, 200A MCB, 225A BUS W/ COV
    Eaton

    CH42PVPN200

    SOLAR RATED PON CH, 42CKT, 200A MCB, 225A BUS W/ COV

    $3,540.21
    $6,586.45
  • CH47707-01FL | Eaton 320A, 7 terminal aluminum lever bypass socket, OH/UG, Florid
    Eaton

    CH47707-01FL

    320A, 7 terminal aluminum lever bypass socket, OH/UG, Florid

    $2,748.10
    $3,700.05
  • CH48GEN3060R | Eaton 4/8 CIRCUIT EMERGENCY PWR PNL/MANUAL TRANSFER SWITCH
    Eaton

    CH48GEN3060R

    4/8 CIRCUIT EMERGENCY PWR PNL/MANUAL TRANSFER SWITCH

    $637.84
    $1,186.67
  • CH4L125FP | Eaton 1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Flush Cover
    Eaton

    CH4L125FP

    1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Flush Cover

    $188.13
    $350.01
  • CH4L125RP | Eaton 1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Nema 3R -
    Eaton

    CH4L125RP

    1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Nema 3R -

    $321.91
    $598.92
  • CH4L125SP | Eaton 1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Surface Cover
    Eaton

    CH4L125SP

    1 Ph/CH Loadcenter 125A MLO 4/8 Cir. Cu Bus Surface Cover

    $175.28
    $326.10
  • CHF115 | Eaton TYPE CHF BREAKER 15A / 1P 120/240V 10 KAIC
    Eaton

    CHF115

    TYPE CHF BREAKER 15A / 1P 120/240V 10 KAIC

    $50.31
    $93.61
  • CHF115CS | Eaton TYPE CHF BREAKER, 15A / 1P 120/240V 10KAIC, CLAMSHELL
    Eaton

    CHF115CS

    TYPE CHF BREAKER, 15A / 1P 120/240V 10KAIC, CLAMSHELL

    $62.95
    $117.12
  • CHF115F | Eaton CHF 3/4" CIRCUIT BREAKER SINGLE-POLE 15A, 120/240V, 10 KAIC
    Eaton

    CHF115F

    CHF 3/4" CIRCUIT BREAKER SINGLE-POLE 15A, 120/240V, 10 KAIC

    $169.78
    $315.84
  • CHF115ST | Eaton TYPE CH BREAKER 15A/1 POLE 120/240V 10K W/ SHUNT TRIP
    Eaton

    CHF115ST

    TYPE CH BREAKER 15A/1 POLE 120/240V 10K W/ SHUNT TRIP

    $478.95
    $891.09
  • CHF120 | Eaton TYPE CHF BREAKER 20A / 1P 120/240V 10 KAIC
    Eaton

    CHF120

    TYPE CHF BREAKER 20A / 1P 120/240V 10 KAIC

    $50.31
    $93.61
  • CHF120CS | Eaton TYPE CHF BREAKER, 20A / 1P 120/240V 10KAIC, CLAMSHELL
    Eaton

    CHF120CS

    TYPE CHF BREAKER, 20A / 1P 120/240V 10KAIC, CLAMSHELL

    $62.95
    $117.12

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.