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.

  • F3S05CI | Eaton 60" Assy/NEMA 1/3R/12, K Circuit Breaker C371 Flex Shaft Pac
    Eaton

    F3S05CI

    60" Assy/NEMA 1/3R/12, K Circuit Breaker C371 Flex Shaft Pac

    $1,041.28
    $1,735.46
  • F3S05CX | Eaton K Frame Flexible Shaft Length 5FT Nema 4,4X
    Eaton

    F3S05CX

    K Frame Flexible Shaft Length 5FT Nema 4,4X

    $1,227.88
    $2,046.48
  • F3S05CXI | Eaton 60" Assy/Nema 4/4x,K Circuit Breaker C371 Flex Shaft Packed/
    Eaton

    F3S05CXI

    60" Assy/Nema 4/4x,K Circuit Breaker C371 Flex Shaft Packed/

    $1,227.88
    $2,046.48
  • F3S05HP | Eaton K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 5 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S05HP

    K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 5 FT, FLEX SHAFT PLASTIC

    $916.53
    $1,527.53
  • F3S05HPX | Eaton K-FRAME, NEMA 4, NEMA 4X, 5 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S05HPX

    K-FRAME, NEMA 4, NEMA 4X, 5 FT, FLEX SHAFT PLASTIC

    $1,080.45
    $1,800.75
  • F3S05X | Eaton K FRAME REVERSIBLE FLEXSHAFT 60 INCH NEMA 4,4X
    Eaton

    F3S05X

    K FRAME REVERSIBLE FLEXSHAFT 60 INCH NEMA 4,4X

    $1,227.88
    $2,046.48
  • F3S06 | Eaton K FRAME REVERSIBLE FLEXSHAFT 72 INCH NEMA 1,3R,12
    Eaton

    F3S06

    K FRAME REVERSIBLE FLEXSHAFT 72 INCH NEMA 1,3R,12

    $1,055.71
    $1,759.51
  • F3S06C | Eaton K Frame Flexible Shaft Length 6FT Nena 1,3R,12
    Eaton

    F3S06C

    K Frame Flexible Shaft Length 6FT Nena 1,3R,12

    $1,055.71
    $1,759.51
  • F3S06CX | Eaton K Frame Flexible Shaft Length 6FT Nema 4,4X
    Eaton

    F3S06CX

    K Frame Flexible Shaft Length 6FT Nema 4,4X

    $1,233.04
    $2,055.07
  • F3S06CXI | Eaton 72" Assy/Nema 4/4x,K Circuit Breaker C371 Flex Shaft Packed/
    Eaton

    F3S06CXI

    72" Assy/Nema 4/4x,K Circuit Breaker C371 Flex Shaft Packed/

    $1,233.04
    $2,055.07
  • F3S06HP | Eaton K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 6 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S06HP

    K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 6 FT, FLEX SHAFT PLASTIC

    $928.89
    $1,548.15
  • F3S06HPX | Eaton K-FRAME, NEMA 4, NEMA 4X, 6 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S06HPX

    K-FRAME, NEMA 4, NEMA 4X, 6 FT, FLEX SHAFT PLASTIC

    $1,084.58
    $1,807.63
  • F3S06X | Eaton K FRAME REVERSIBLE FLEXSHAFT 72 INCH NEMA 4,4X
    Eaton

    F3S06X

    K FRAME REVERSIBLE FLEXSHAFT 72 INCH NEMA 4,4X

    $1,233.04
    $2,055.07
  • F3S07C | Eaton K Frame C371 Flex Shaft Handle Mechanism -7ft Nema 1
    Eaton

    F3S07C

    K Frame C371 Flex Shaft Handle Mechanism -7ft Nema 1

    $1,069.10
    $1,781.84
  • F3S07CI | Eaton K Frame C371 Flex Shaft Handle Mechanism 7ft International
    Eaton

    F3S07CI

    K Frame C371 Flex Shaft Handle Mechanism 7ft International

    $1,069.10
    $1,781.84
  • F3S07CX | Eaton K Frame C371 Flex Shaft Handle Mechanism -7ft Nema 4/4X
    Eaton

    F3S07CX

    K Frame C371 Flex Shaft Handle Mechanism -7ft Nema 4/4X

    $1,255.73
    $2,092.86
  • F3S07CXI | Eaton K Frame C371 Flex Shaft Handle Mechanism 7ft International
    Eaton

    F3S07CXI

    K Frame C371 Flex Shaft Handle Mechanism 7ft International

    $1,255.73
    $2,092.86
  • F3S07HP | Eaton K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 7 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S07HP

    K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 7 FT, FLEX SHAFT PLASTIC

    $940.25
    $1,567.07
  • F3S07HPX | Eaton K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 7 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S07HPX

    K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 7 FT, FLEX SHAFT PLASTIC

    $1,105.20
    $1,842.00
  • F3S08C | Eaton K Frame C371 Flex Shaft Handle Mechanism 8ft Nema 1
    Eaton

    F3S08C

    K Frame C371 Flex Shaft Handle Mechanism 8ft Nema 1

    $1,083.55
    $1,805.91
  • F3S08CI | Eaton K Frame C371 Flex Shaft Handle Mechanism 8ft International
    Eaton

    F3S08CI

    K Frame C371 Flex Shaft Handle Mechanism 8ft International

    $1,083.55
    $1,805.91
  • F3S08CX | Eaton K Frame C371 Flex Shaft Handle Mechanism 8ft Nema 4/4X
    Eaton

    F3S08CX

    K Frame C371 Flex Shaft Handle Mechanism 8ft Nema 4/4X

    $1,269.13
    $2,115.21
  • F3S08CXI | Eaton K Frame C371 Flex Shaft Handle Mechanism 8ft International
    Eaton

    F3S08CXI

    K Frame C371 Flex Shaft Handle Mechanism 8ft International

    $1,269.13
    $2,115.21
  • F3S08HP | Eaton K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 8 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S08HP

    K-FRAME, NEMA 1, NEMA 3R, NEMA 12, 8 FT, FLEX SHAFT PLASTIC

    $953.64
    $1,589.41
  • F3S08HPX | Eaton K-FRAME, NEMA 4/4X, 8 FT, FLEX SHAFT PLASTIC
    Eaton

    F3S08HPX

    K-FRAME, NEMA 4/4X, 8 FT, FLEX SHAFT PLASTIC

    $1,116.54
    $1,860.90
  • F3S09C | Eaton K Frame C371 Flex Shaft Handle Mechanism 9ft Nema 1
    Eaton

    F3S09C

    K Frame C371 Flex Shaft Handle Mechanism 9ft Nema 1

    $1,089.74
    $1,816.23
  • F3S09CI | Eaton K Frame C371 Flex Shaft Handle Mechanism 9ft International
    Eaton

    F3S09CI

    K Frame C371 Flex Shaft Handle Mechanism 9ft International

    $1,089.74
    $1,816.23
  • F3S09CX | Eaton K Frame C371 Flex Shaft Handle Mechanism 9ft Nema 4/4X
    Eaton

    F3S09CX

    K Frame C371 Flex Shaft Handle Mechanism 9ft Nema 4/4X

    $1,283.55
    $2,139.25

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.