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Square D Molded Case Circuit Breakers
Available12 products
Square D molded case circuit breakers have current-carrying parts, mechanisms, and trip devices that are contained in a molded case. In the event of an overcurrent, they interrupt the current to prevent electrical damage in high-power applications, like industrial control panels, commercial OEM, and electrical distribution equipment.
Amps
Square D Molded Case Circuit Breakers for I-Line Panelboards
These Square D molded case circuit breakers plug into I-line panelboards to interrupt excessive current flows and protect devices from electrical damage. They are rated up to 125A and 347VAC/250VDC. They're used in control panels, OEM, electrical distribution equipment, and other industrial and commercial applications. Their current-carrying parts, mechanisms, and trip devices are contained in a molded case.
Number of Poles: 2; 240V AC
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Number of Poles: 2; 600V AC
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Number of Poles: 3; 240V AC
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Number of Poles: 3; 600V AC
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LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
LA-, LH-, and Q4-frame Square D molded case circuit breakers are rated up to 400A and 600VAC and interrupt excessive current flows to protect devices from electrical damage. They're used in construction, control equipment panels, mining, and other industrial and commercial applications. Their current-carrying parts, mechanisms, and trip devices are contained in a molded case.
Number of Poles: 2; 240V AC
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Number of Poles: 2; 600V AC
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Number of Poles: 3; 240V AC
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Number of Poles: 3; 600V AC
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M-Frame Square D Molded Case Circuit Breakers
M-frame Square D molded case circuit breakers are rated up to 800A and 600VAC and interrupt excessive current flows to protect devices from electrical damage. They're used in construction, commercial buildings, oil and gas, and other industrial and commercial applications. Their current-carrying parts, mechanisms, and trip devices are contained in a molded case.
Number of Poles: 2; 600V AC
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Number of Poles: 3; 600V AC
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