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.

  • LT3D-UBW400 | 400-500 (3)Lugs | Fits UBW400 Breakers
    Weg

    LT3D-UBW400

    400-500 (3)Lugs, Fits UBW400 Breakers

    $97.15
    $253.00
  • M2GN100T3L Noark UL489 Ground fault protection breaker, M2 frame, 100A, 65kA@480Vac, Lugs Line/Load Side
    Noark

    M2GN100T3L

    UL489 Ground fault protection breaker, M2 frame, 100A, 65kA@480Vac, Lugs Line/Load Side

    $809.87
    $899.85
  • MPW18-3-U004 | Weg Motor Protector (18A, 2.5 - 4A)
    Weg

    MPW18-3-U004

    Motor Protector (18A, 2.5 - 4A)

    $48.41
    $105.00
  • NS1-125-NA Eaton Molded Case Circuit Breaker (125A, 3P)
    Eaton

    NS1-125-NA

    Molded Case Circuit Breaker (125A, 3P)

    $1,645.35
    $3,693.27
  • NS3-400-NA | Eaton UL/CSA/IEC MOLDED CASE SW 400A 3P SCR TERM.
    Eaton

    NS3-400-NA

    UL/CSA/IEC MOLDED CASE SW 400A 3P SCR TERM.

    $4,152.10
    $9,320.11
  • NZMH2-A100-BT-NA Eaton Series NZM Complete Molded Case Circuit Breaker (Three-pole, 100A, 690 VAC, 750 VDC, 85-150 kAIC)
    Eaton

    NZMH2-A100-BT-NA

    Series NZM Complete Molded Case Circuit Breaker (Three-pole, 100A, 690 VAC, 750 VDC, 85-150 kAIC)

    $2,139.64
    $4,802.76
  • P3F364RGNH | Eaton POW-R-WAY III 200A FUSIBLE 4-WIRE HORIZONTAL
    Eaton

    P3F364RGNH

    POW-R-WAY III 200A FUSIBLE 4-WIRE HORIZONTAL

    $6,923.03
    $7,306.63
  • P48G11S1530CUB | Eaton 15 KVA MINI POWER CENTER 1PH 480V TO 120/240V CU
    Eaton

    P48G11S1530CUB

    15 KVA MINI POWER CENTER 1PH 480V TO 120/240V CU

    $12,315.94
    $28,150.71
  • P4X1X17POA | Eaton SWBD/PRL4 1X FILLER 1.375"H,
    Eaton

    P4X1X17POA

    SWBD/PRL4 1X FILLER 1.375"H,

    $126.00
    $135.57
  • P4X3X25POA | Eaton SWBD/PRL4 3X FILLER 4.125"H, 25"W,
    Eaton

    P4X3X25POA

    SWBD/PRL4 3X FILLER 4.125"H, 25"W,

    $126.00
    $135.57
  • PDF43M0800FNNN | Eaton PDF4, 3P, 800A, 65KA/480V, FRAME ONLY
    Eaton

    PDF43M0800FNNN

    PDF4, 3P, 800A, 65KA/480V, FRAME ONLY

    $4,043.25
    $4,620.86
  • PDG12C0020TFFJ | Eaton PDG1,2P,20A,18KA/480V,FXFXTMTU
    Eaton

    PDG12C0020TFFJ

    PDG1,2P,20A,18KA/480V,FXFXTMTU

    $292.35
    $334.12
  • PDG13C0050TFFJ | Eaton PDG1,3P,50A,18KA/480V,FXFXTMTU
    Eaton

    PDG13C0050TFFJ

    PDG1,3P,50A,18KA/480V,FXFXTMTU

    $390.63
    $446.43
  • PDG13C0110TFFJ | Eaton PDG1,3P,110A,18KA/480V,FXFXTMTU
    Eaton

    PDG13C0110TFFJ

    PDG1,3P,110A,18KA/480V,FXFXTMTU

    $701.63
    $801.87
  • PDG13G0110TFFJ | Eaton PDG1,3P,110A,35KA/480V,FXFXTMTU
    Eaton

    PDG13G0110TFFJ

    PDG1,3P,110A,35KA/480V,FXFXTMTU

    $794.94
    $908.49
  • PDG1XFS04HP Eaton Power Defense Molded Case Circuit Breaker Terminal
    Eaton

    PDG1XFS04HP

    Power Defense Molded Case Circuit Breaker Terminal

    $359.40
    $410.74
  • PDG1XFS06 | Eaton PDG1 FLANGE MT HDL 6FT,METAL HDL 1/3R/12
    Eaton

    PDG1XFS06

    PDG1 FLANGE MT HDL 6FT,METAL HDL 1/3R/12

    $407.78
    $466.03
  • PDG21G0030TFFL | Eaton PDG2,1P,30A,35KA/480V,FXFXTMTU
    Eaton

    PDG21G0030TFFL

    PDG2,1P,30A,35KA/480V,FXFXTMTU

    $292.28
    $334.02
  • PDG21G0050TFFK | Eaton PDG2,1P,50A,35KA/480V,FXFXTMTU
    Eaton

    PDG21G0050TFFK

    PDG2,1P,50A,35KA/480V,FXFXTMTU

    $292.28
    $334.02
  • PDG23G0060TFFL Eaton Power Defense Molded Case Circuit Breaker (Frame 2, Three Pole, 60A, 35kA/480V)
    Eaton

    PDG23G0060TFFL

    Power Defense Molded Case Circuit Breaker (Frame 2, Three Pole, 60A, 35kA/480V)

    $506.85
    $579.26
  • PDG23M0050MSAN | Eaton PDG2, 50A, MCP, STD CALIBRATION-HMCPS
    Eaton

    PDG23M0050MSAN

    PDG2, 50A, MCP, STD CALIBRATION-HMCPS

    $592.41
    $677.05
  • PDG23P0100P3WJ | Eaton PDG2,3P,100A,100KA/480V,PXR25LSIG
    Eaton

    PDG23P0100P3WJ

    PDG2,3P,100A,100KA/480V,PXR25LSIG

    $2,975.30
    $3,400.34
  • PDG2X3TA2256W | Eaton PDG2 6WIRE TERM (AL), 225A, (6) 14-6, 3P
    Eaton

    PDG2X3TA2256W

    PDG2 6WIRE TERM (AL), 225A, (6) 14-6, 3P

    $165.89
    $189.59
  • PDG2XFS07HPX | Eaton PD2 FLEX SHAFT (HP HANDLE, NEMA 4/4X, 7 FT CABLE)
    Eaton

    PDG2XFS07HPX

    PD2 FLEX SHAFT (HP HANDLE, NEMA 4/4X, 7 FT CABLE)

    $518.38
    $592.42
  • PDG2XHMDE06MH | Eaton PDG2 EMERGECY HM W/6" SHAFT
    Eaton

    PDG2XHMDE06MH

    PDG2 EMERGECY HM W/6" SHAFT

    $207.35
    $236.98
  • PDG33F0300TFAJ | Eaton PDG3,3P,300A,25KA/480V,FXADJ TMTU
    Eaton

    PDG33F0300TFAJ

    PDG3,3P,300A,25KA/480V,FXADJ TMTU

    $2,089.28
    $2,387.75
  • PDG33G0250TFAJ | Eaton PDG3,3P,250A,35KA/480V,FXADJ TMTU
    Eaton

    PDG33G0250TFAJ

    PDG3,3P,250A,35KA/480V,FXADJ TMTU

    $2,177.50
    $2,488.57

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.