Circuit Breakers

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector

 

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  • LSIS_UTS400_Primary.png

    LS Electric

    02110027UL

    UTS400N FTU 350A 3P UL

    Molded Case Circuit Breaker (MCCB), 3-Pole, 600VAC/VDC, 50/60Hz, Fixed Thermal and Magnetic Trip Units (FTU), UL489

    $1,228.57
    $1,228.57
  • cg_gmb63_2p_1__02213.jpg

    Carlo Gavazzi

    GMB632PC60

    Minimum Order 6 Pieces, Price per Piece

    MCB, UL489, 2 Pole, C-Curve, 60 Amp, 240VAC, 60/125VDC, 10kA, Lug Terminals, DIN Rail Mounting, Thermal-Magnetic Miniature Circuit Breaker, GMB63 Series

  • cg_gmb63_2p_1__02213.jpg

    Carlo Gavazzi

    GMB632PC40

    Minimum Order 6 Pieces, Price per Piece

    MCB, UL489, 2 Pole, C-Curve, 40 Amp, 240VAC, 60/125VDC, 10kA, Lug Terminals, DIN Rail Mounting, Thermal-Magnetic Miniature Circuit Breaker, GMB63 Series

  • cg_gmb63_1p_5__89376.jpg

    Carlo Gavazzi

    GMB63H2PC30

    Minimum Order 6 Pieces, Price per Piece, MCB HV UL489 C 2P 30A LUG T *Alternate for GMB632PC30*

    MCB, HV, UL489, 2 Pole, C-Curve, 30 Amp, 240VAC, 60/125VDC, 10kA, Lug Terminals, DIN Rail Mounting, Thermal-Magnetic Miniature Circuit Breaker, GMB63 Series

  • Sprecher_Schuh_L8_2Pole_Primary.jpg

    Sprecher and Schuh

    L8-4/2/B

    Circuit Breaker, Supplementary Protector, B-Curve, 4 Amp, 480Y/277VAC/96VDC, 10kA, 2-Pole, UL1077 / NFPA79 / CSA / CE, IP20

  • Sprecher_Schuh_L8_1Pole_Primary.jpg

    Sprecher and Schuh

    L8-4/1/D

    Circuit Breaker, Supplementary Protector, D-Curve, 4 Amp, 277VAC/48VDC, 10kA, 1-Pole, UL1077 / NFPA79 / CSA / CE, IP20

  • Sprecher_Schuh_L8_1Pole_Primary.jpg

    Sprecher and Schuh

    L8-4/1/C

    Circuit Breaker, Supplementary Protector, C-Curve, 4 Amp, 277VAC/48VDC, 10kA, 1-Pole, UL1077 / NFPA79 / CSA / CE, IP20

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector