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New Molded Case Circuit Breakers (Mccb) in USA

  • Trusted Seller
    Siemens JXD23B300 Circuit Breaker 300

    Siemens JXD23B300 Circuit Breaker 300 Amp 240 Volt 3 Pole 65K -NEW-S

    • Manufacturer: Siemens
    • Model: JXD

    THIS LISTING IS FOR ONE: SIEMENS JXD23B300 CIRCUIT BREAKER 300 AMP, 240 VOLT, 3 POLE SENTRON SERIES 65 KAIC @ 240 VOLT NEW SURPLUS, NEW TAKE OUT NEW NO BOX MAY SHOW SIGNS OF SHELFWEAR STOCK PICTURE MAY VARY FROM ...

    $650 USD
    North Hampton, NH
  • MITSUBISHI NF50-SVFU2P3AV ($49.99/EACH OBO)

    MITSUBISHI NF50-SVFU2P3AV ($49.99/EACH OBO)

    • Manufacturer: Mitsubishi

    “Very good conditions.” NF50SVFU2P3AV MOLDED CASE CIRCUIT BREAKER 2P 3 AMP UL489 240VAC W/ALRM-SLT

    $50 USD
    Waukesha, WI
  • EATON EHD2100 ($149.99 OBO)

    EATON EHD2100 ($149.99 OBO)

    • Manufacturer: Eaton

    EHD2100 MOLDED CASE CIRCUIT BREAKER C SERIES F-FRAME 480 VAC 250 VDC 2-POLE 100 AMP LOAD SIDE LUGS ONLY

    $150 USD
    Waukesha, WI
  • MITSUBISHI NF50-SMU2P5A ($79.99/EACH OBO)

    MITSUBISHI NF50-SMU2P5A ($79.99/EACH OBO)

    • Manufacturer: Mitsubishi

    “Very good conditions.” NF50SMU2P5A MOLDED CASE CIRCUIT BREAKER NO-FUSE BREAKER 5 AMP 2 POLE 240VAC TOGGLE SWITCH UL489

    $80 USD
    Waukesha, WI
  • ALLEN BRADLEY 140G-H2C3-C40 ($399.99 OBO)

    ALLEN BRADLEY 140G-H2C3-C40 ($399.99 OBO)

    • Manufacturer: Allen-Bradley
    • Model: 140G

    “Very good conditions.” 140GH2C3C40 MOLDED CASE CIRCUIT BREAKER 140G SERIES 125 A - H FRAME 25 KA BREAKING CAPACITY FIXED THERMAL/FIXED MAGNETIC 3 POLES 40 A CURRENT RANGE

    $400 USD
    Waukesha, WI
  • SIEMENS FD62T100 ($199.99 OBO)

    SIEMENS FD62T100 ($199.99 OBO)

    • Manufacturer: Siemens

    “Very good conditions.” FD62T100 TRIP UNIT MOLDED CASE CIRCUIT BREAKER SENTRON SERIES THERMAL MAGNETIC STANDARD RATING TYPE FD 600 VAC 2 POLE 40 DEGREES C 100 AMP

    $200 USD
    Waukesha, WI
  • FUJI EW100EAGU-3P075 ($249.99 OBO)

    FUJI EW100EAGU-3P075 ($249.99 OBO)

    • Manufacturer: Fuji

    “Very good conditions.” EW100EAGU3P075 MOLDED CASE CIRCUIT BREAKER G-TWIN SERIES 100AF FRAME SIZE 10 KA BREAKING CAPACITY LINE PROTECTION 3-POLE 75 AMP

    $250 USD
    Waukesha, WI
  • SIEMENS QFI-B015 ($24.99 OBO)

    SIEMENS QFI-B015 ($24.99 OBO)

    • Manufacturer: Siemens

    “Very good conditions.” QF1B015 MOLDED CASE CIRCUIT BREAKER 1 POLE 1 PHASE 120 VAC 15 AMP Local deliveries available, simply message us before purchasing so we can properly adjust the listing for you. Please prov...

    $25 USD
    Waukesha, WI
  • Trusted Seller
    Siemens E1SFXD63B150, FXD63B150 CIRCUIT Breaker,

    Siemens E1SFXD63B150, FXD63B150 CIRCUIT Breaker, & Enclosure -EN348-NEW-B

    • Manufacturer: Siemens
    • Model: FXD63B150

    This listing is for : (1) SIEMENS E1SFXD63B150 CIRCUIT BREAKER & ENCLOSURE F6N1S CIRCUIT BREAKER ENCLOSURE 250 AMP MAX, 600 VOLT, 3 POLE INCLUDES: FXD63B150, 150 AMP CIRCUIT BREAKER NEMA 1 ENCLOSURE, INDOOR RATED...

    $900 USD
    North Hampton, NH
  • Trusted Seller
    General Electric Industrial 40Amp Circuit

    General Electric Industrial 40Amp Circuit Breaker TEB132040WL

    • Manufacturer: GE

    New open box. TEB132040WL, General Electric, E150 Line, type TEB, 3P, 3PH, 40A, 240V, 10kA@240V, complete with line & load side lug terminals, standard interrupting capacity, 40°C, Feed-Thru, thermal magnetic, mo...

    $275 USD
    Canton, SD
  • Square D JGL36000S25

    Square D JGL36000S25

    • Manufacturer: Square D

    Square D JGL36000S25 Molded Case Circuit Breaker 250A 3P 600V The Square D JGL36000S25 Molded Case Circuit Breaker is a high-quality electrical component designed for industrial and commercial applications. With ...

    $950 USD
    Acworth, GA
  • GE THQD22150WL

    GE THQD22150WL

    • Manufacturer: GE

    GE THQD22150WL Molded Case Circuit Breaker 150A 2P 120/240V Protect your electrical system with the GE THQD22150WL Molded Case Circuit Breaker, a reliable solution for overload and short-circuit conditions. Rated...

    $585 USD
    Acworth, GA
  • GE TEY340

    GE TEY340

    • Manufacturer: GE
    • Model: TEY340

    GE TEY340 Molded Case Circuit Breaker 40A 3P 480VAC The GE TEY340 Molded Case Circuit Breaker is a reliable and high-quality electrical device designed for industrial and commercial applications. With a maximum a...

    $1,250 USD
    Kennesaw, GA
  • SIEMENS S01JLD6 MCCB Shunt Trip

    SIEMENS S01JLD6 MCCB Shunt Trip 120V

    • Manufacturer: Siemens

    Shunt Trip Function: Enables remote tripping of MCCBs, allowing for quick and efficient control of your electrical system from a distance. Voltage Rating: Operates on a 120V AC power supply, compatible with stand...

    $1,100 USD
    Acworth, GA
  • Trusted Seller
    Cutler Hammer FWF40501VL, 50 Amp,

    Cutler Hammer FWF40501VL, 50 Amp, 690 VAC, 4 Pole, 40K, Red, Breaker-NEW-B

    • Manufacturer: Cutler-Hammer
    • Model: FWF40501VL

    This listing is for one: CUTLER HAMMER FWF40501VL CIRCUIT BREAKER 50 AMP, 690 VAC, 4 POLE RED LABEL 40 KAIC NEW IN BOX ***Stock picture may vary from item shipped***

    $450 USD
    North Hampton, NH
23456

Overview

Circuit breakers are essential safety devices that protect electrical circuits from damage caused by overloads or short circuits. They automatically interrupt the flow of electricity when a fault is detected, preventing potential fires and equipment damage. Circuit breakers are used in residential, commercial, and industrial settings to ensure electrical safety and reliability.

FAQ

What should I consider when buying a used circuit breaker?

Check the breaker’s amperage rating, compatibility with your electrical system, and overall condition. Ensure it has been tested and certified for safety.

How do I ensure the circuit breaker is shipped safely to my location?

Use a transport service that specializes in delicate electrical components. Ensure the breaker is well-packaged and cushioned to prevent damage during transit.

What is the maintenance schedule for a circuit breaker?

Regular maintenance includes visual inspections for signs of wear or damage, testing for proper operation, and cleaning any dust or debris from the breaker. Consult the manufacturer’s manual for detailed maintenance intervals.