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.

  • 3BR4242B200S | Eaton 3 Ph/BR Loadcenter 200A 10kAIC MCB 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242B200S

    3 Ph/BR Loadcenter 200A 10kAIC MCB 42/42 Cir. Al Bus Nema 1

    $3,305.34
    $6,149.46
  • 3BR4242B225 | Eaton 3 Ph/BR Loadcenter 225A 10kAIC MCB 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242B225

    3 Ph/BR Loadcenter 225A 10kAIC MCB 42/42 Cir. Al Bus Nema 1

    $3,459.60
    $5,240.03
  • 3BR4242B225R | Eaton 3 Ph/BR Loadcenter 225A 10kAIC MCB 42/42 Cir. Al Bus Nema 3R
    Eaton

    3BR4242B225R

    3 Ph/BR Loadcenter 225A 10kAIC MCB 42/42 Cir. Al Bus Nema 3R

    $4,427.95
    $6,707.03
  • 3BR4242BC200 | Eaton 3 Ph/BR Loadcenter 200A 10kAIC MCB 42/42 Cir. Cu Bus Nema 1
    Eaton

    3BR4242BC200

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

    $4,932.79
    $9,177.27
  • 3BR4242BC200R | Eaton 3 Ph/BR Loadcenter 200A 10kAIC MCB 42/42 Cir. Cu Bus Nema 3R
    Eaton

    3BR4242BC200R

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

    $6,631.79
    $12,338.22
  • 3BR4242L200 | Eaton 3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242L200

    3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 1

    $1,846.81
    $3,435.91
  • 3BR4242L200R | Eaton 3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 3R
    Eaton

    3BR4242L200R

    3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 3R

    $2,833.35
    $5,271.35
  • 3BR4242L200S | Eaton 3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242L200S

    3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Al Bus Nema 1

    $1,882.16
    $3,501.70
  • 3BR4242L225 | Eaton 3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242L225

    3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 1

    $1,986.45
    $3,695.72
  • 3BR4242L225R | Eaton 3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 3R
    Eaton

    3BR4242L225R

    3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 3R

    $2,333.29
    $4,340.99
  • 3BR4242L225S | Eaton 3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 1
    Eaton

    3BR4242L225S

    3 Ph/BR Loadcenter 225A MLO 42/42 Cir. Al Bus Nema 1

    $2,055.23
    $3,823.67
  • 3BR4242LC200 | Eaton 3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Cu Bus Nema 1
    Eaton

    3BR4242LC200

    3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Cu Bus Nema 1

    $2,055.23
    $3,823.67
  • 3BR4242LC200R | Eaton 3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Cu Bus Nema 3R
    Eaton

    3BR4242LC200R

    3 Ph/BR Loadcenter 200A MLO 42/42 Cir. Cu Bus Nema 3R

    $3,482.65
    $6,479.34
  • 3BR4242LC225 | Eaton 3-PH, BR LOADCENTER, 225A MLO, 42/42 CKT, CU BUS, NEMA 1
    Eaton

    3BR4242LC225

    3-PH, BR LOADCENTER, 225A MLO, 42/42 CKT, CU BUS, NEMA 1

    $2,595.94
    $4,829.64
  • 3BR4242LC225R | Eaton 3-PH, BR LOADCENTER, 225A MLO, 42/42 CKT, CU BUS, NEMA 3R
    Eaton

    3BR4242LC225R

    3-PH, BR LOADCENTER, 225A MLO, 42/42 CKT, CU BUS, NEMA 3R

    $3,853.29
    $7,168.90
  • 3BR4242N225 | Eaton 3Ph/BR Loadcenter 225A Mod-Line 42/42Cir. Al Bus Nema 1
    Eaton

    3BR4242N225

    3Ph/BR Loadcenter 225A Mod-Line 42/42Cir. Al Bus Nema 1

    $1,619.05
    $3,012.18
  • 3BR4242N225NY | Eaton 3 Ph/BR Convertible Loadcenter 225A Bus 42/42 Cir. Al Bus N1
    Eaton

    3BR4242N225NY

    3 Ph/BR Convertible Loadcenter 225A Bus 42/42 Cir. Al Bus N1

    $1,587.85
    $2,954.15
  • 3BR42FTNY | Eaton BR Indoor Flush Cover for Loadcenter 3BR4242N225NY
    Eaton

    3BR42FTNY

    BR Indoor Flush Cover for Loadcenter 3BR4242N225NY

    $874.20
    $1,626.41
  • 3BR42STNY | Eaton BR Indoor Surface Cover for Loadcenter 3BR4242N225NY
    Eaton

    3BR42STNY

    BR Indoor Surface Cover for Loadcenter 3BR4242N225NY

    $852.36
    $1,585.80
  • 3BRS225 | Eaton 3 Pole 225A Main Lug Kit For BR Loadcenter #2-300 kcmil Wire
    Eaton

    3BRS225

    3 Pole 225A Main Lug Kit For BR Loadcenter #2-300 kcmil Wire

    $359.81
    $669.42
  • 3BRSF150 | Eaton SUB FEED LUG BLOCK 150A CUTLER HAMMER TYPE BR LOADCENTER
    Eaton

    3BRSF150

    SUB FEED LUG BLOCK 150A CUTLER HAMMER TYPE BR LOADCENTER

    $191.24
    $355.79
  • 3TA150EF | Eaton Large Aluminum Collars
    Eaton

    3TA150EF

    Large Aluminum Collars

    $5.49
    $18.29
  • 3TA160EFK | Eaton Collar Kit w/ Barrier
    Eaton

    3TA160EFK

    Collar Kit w/ Barrier

    $111.64
    $372.12
  • 3TA250FJ3 | Eaton JG Multi-Wire Kit
    Eaton

    3TA250FJ3

    JG Multi-Wire Kit

    $102.51
    $341.69
  • 3TA250FJ6 | Eaton JG Multi-Wire Kit
    Eaton

    3TA250FJ6

    JG Multi-Wire Kit

    $107.58
    $358.59
  • 4230-T110-K0BE-1.2A | 1077, 1P, DM, 277VAC/60VDC, B, 1.2A
    E-T-A Engineering Technology

    4230-T110-K0BE-1.2A

    1077, 1P, DM, 277VAC/60VDC, B, 1.2A

    $27.83
  • 4230-T110-K0BE-1.5A | 1077, 1P, DM, 277VAC/60VDC, B, 1.5A
    E-T-A Engineering Technology

    4230-T110-K0BE-1.5A

    1077, 1P, DM, 277VAC/60VDC, B, 1.5A

    $27.83
  • 4230-T110-K0BE-1.6A | 1077, 1P, DM, 277VAC/60VDC, B, 1.6A
    E-T-A Engineering Technology

    4230-T110-K0BE-1.6A

    1077, 1P, DM, 277VAC/60VDC, B, 1.6A

    $16.21

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.