Miniature Circuit Breakers (MCBs)

Miniature Circuit Breakers (MCBs)

Miniature Circuit Breakers (MCBs)

A miniature circuit breaker (MCB) is a type of electrical breaker that is designed to protect electrical circuits from damage due to overloading, short-circuiting, or other electrical faults. MCBs are commonly used in residential and light commercial electrical systems, and are typically smaller in size than traditional circuit breakers.

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  • Siemens BQ2B040 Miniature Circuit Breakers (MCBs) 2P 40A 120V

    Siemens BQ2B040 Miniature Circuit Breakers (MCBs) 2P 40A 120V

    MSRP $262.05
    Surplus $50.44
    Siemens BQ2B040 Miniature Circuit Breakers (MCBs) 2P 40A 120V​ ARCA SKU:  C15-2270 Brand:  Siemens MPN:  BQ2B040 UPC:  78364310243 Shipping Weight:  1.75 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-2270
    TS PIK:
    21366179
    Voltage Rating:
    120/240 VAC at 50/60 Hz (UL)
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
    Mounting:
    Bolt-On
    Series:
    BQ
    Terminal Type:
    Load Lug
    Short Description:
    120/240 VAC, 40 A, 10 kA Interrupt, 2-Pole, BQ-Frame, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Common Trip, Molded Case Circuit Breaker
    Current Rating:
    40 A
    Interrupting Rating:
    10 kA at 120/240 VAC Symmetrical (UL)
    Catalog:
    SiemensAG_00876_1_5_5_18_5_24_CAT.pdf
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Wire Size:
    8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
    Size:
    2 Inch W x 3 Inch D x 3-3/4 Inch H
    Number of Poles:
    2
    Country of Origin:
    Mexico
    Approval:
    UL 489, CSA C22.2
    MSRP $262.05
    Surplus $50.44
    Qty in Cart: 0
    Price:
    MSRP $262.05
    Surplus $50.44

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