Miniature Circuit Breakers (MCBs)

Compact breakers designed for low-voltage protection.

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  • Square D QO230VH Miniature Circuit Breakers (MCBs)

    Square D QO230VH Miniature Circuit Breakers (MCBs)

    120/240 VAC 50/60 Hz, 30 A, 22 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Square D QO230VH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $83.85
  • Square D QO220VH Miniature Circuit Breakers (MCBs)

    Square D QO220VH Miniature Circuit Breakers (MCBs)

    120/240 VAC 50/60 Hz, 20 A, 22 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Square D QO220VH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $83.85
  • Square D HOM140 Miniature Circuit Breakers (MCBs)

    Square D HOM140 Miniature Circuit Breakers (MCBs)

    120/240 VAC, 40 A, 10 kA Interrupt, 1-Pole, 8 to 2 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard

    Stock: 5
    Upgrade your hardware supply with surplus Square D HOM140 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $7.54
  • Square D HOM130 Miniature Circuit Breakers (MCBs)

    Square D HOM130 Miniature Circuit Breakers (MCBs)

    120/240 VAC, 30 A, 10 kA, 1-Pole, ClA Terminal, Plug-In Mount, Standard, Miniature Circuit Breaker

    Stock: 24
    Upgrade your hardware supply with surplus Square D HOM130 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $7.17
  • Square D EJB14020 Miniature Circuit Breakers (MCBs)

    Square D EJB14020 Miniature Circuit Breakers (MCBs)

    277 VAC, 20 A, 65 kA, 1-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker

    Stock: 4
    Upgrade your hardware supply with surplus Square D EJB14020 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $126.75
  • Square D EGB34030 Miniature Circuit Breakers (MCBs) Square D EGB34030 Miniature Circuit Breakers (MCBs)

    Square D EGB34030 Miniature Circuit Breakers (MCBs)

    480 Star/277 VAC, 30 A, 35 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Square D EGB34030 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $351.00
  • Square D EGB34015 Miniature Circuit Breakers (MCBs)

    Square D EGB34015 Miniature Circuit Breakers (MCBs)

    480 Star/277 VAC, 15 A, 35 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Square D EGB34015 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $351.00
  • Square D EDB24050 Miniature Circuit Breakers (MCBs) Square D EDB24050 Miniature Circuit Breakers (MCBs)

    Square D EDB24050 Miniature Circuit Breakers (MCBs)

    480 Star/277 VAC, 50 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Square D EDB24050 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $183.30
  • Square D EDB14015 Miniature Circuit Breakers (MCBs)

    Square D EDB14015 Miniature Circuit Breakers (MCBs)

    277 VAC, 15 A, 18 kA, 1-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Square D EDB14015 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $56.55
  • Square D ECB34020G3 Miniature Circuit Breakers (MCBs) Square D ECB34020G3 Miniature Circuit Breakers (MCBs)

    Square D ECB34020G3 Miniature Circuit Breakers (MCBs)

    480 VAC Star/277 VAC, 20 A, 3-Pole, 42 kA Interrupt, 12 to 8 AWG Aluminum, 10 to 8 AWG Copper, Bolt-On Mount, Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Square D ECB34020G3 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $323.34
  • Square D QOB360VH Miniature Circuit Breakers (MCBs) Square D QOB360VH Miniature Circuit Breakers (MCBs)

    Square D QOB360VH Miniature Circuit Breakers (MCBs)

    120/240 VAC 50/60 Hz, 48 VDC, 60 A, 22 kA, 3-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Square D QOB360VH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $173.55
  • Square D QOB320 Miniature Circuit Breakers (MCBs)

    Square D QOB320 Miniature Circuit Breakers (MCBs)

    120/240 VAC 50/60 Hz, 48 VDC, 20 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard, Panelboard Circuit Breaker

    Stock: 17
    Upgrade your hardware supply with surplus Square D QOB320 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $85.80