Circuit Breakers

Square D FA/LA Molded Case Circuit Breakers is designed to protect electrical systems from damage caused by overloads and short circuits. For distribution systems supplied by transformers and distribution systems supplied by engine generator sets.

Automatic switch, SLA, 415/240V, 400A, 3 pole

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Square D LH automatic molded case switches open instantaneously at a factory preset magnetic trip point to protect the switch from high fault currents. They may be interlocked with another switch or circuit breaker to form a source-changeover system This...

Square D LH molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LH circuit breakers contain thermal (overload) and...

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Circuit breaker, LH, unit mount, 400A, 3 pole, 25kA, 600VAC, 50kA, 250VDC, plug on shroud

Square D FA/LA Molded Case Circuit Breakers is designed to protect electrical systems from damage caused by overloads and short circuits. For distribution systems supplied by transformers and distribution systems supplied by engine generator sets.

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Square D-brand I-Line circuit breaker power distribution panelboards are for use on AC or DC systems. The panels, labeled cULus (compliance to UL and CSA standards certified by UL) are also Underwriters Laboratories® (UL®) Listed. I-Line circuit breaker...

Circuit breaker, SLA, 415/240V, 400A, 3 pole

Circuit breaker, Q4, 300A, 3 pole, 240VAC, 25kA, I-Line, thermal magnetic

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

Circuit breaker, LH, I-Line, 300A, 2 pole, 25kA, 600VAC, 50kA, 250VDC, phase AC

Square D LA molded case circuit breakers provide thermal magnetic protection. Their primary function is automatic opening of a circuit under overload or short circuit conditions or manual opening. LA circuit breakers contain thermal (overload) and...

PowerPacT L-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT L-Frame circuit breakers are available with electronic trip units. All PowerPacT L-Frame circuit breakers are...

PowerPacT L-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT L-Frame circuit breakers are available with electronic trip units. All PowerPacT L-Frame circuit breakers are...

PowerPacT L-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT L-Frame circuit breakers are available with electronic trip units. All PowerPacT L-Frame circuit breakers are...