Circuit Breakers

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...

QO and QOB one, two, and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on AC systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive...

PowerPacT Q-Frame circuit breakers are used for overcurrent protection and switching on 240VAC systems. They are rated for 240VAC operational voltage and provide thermal magnetic trip protection. PowerPacT Q circuit breakers are available in 2 and 3-pole...

QO and QOB one, two, and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on AC systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive...

The PowerPact H-, J-, and L-frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. H- and J-frame circuit breakers are available with either thermal-magnetic or Micrologic electronic trip...

PowerPacT H-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT H-Frame circuit breakers are available with either thermal magnetic or Micrologic electronic trip protection units...

QOU unit mount miniature circuit breakers (cable-in/cable-out) are ideal for OEM applications. QOU breakers are one, two or three pole thermal magnetic circuit breakers which provide overcurrent protection and switching on ac and dc systems. These...

PowerPacT H-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT H-Frame circuit breakers are available with either thermal magnetic or Micrologic electronic trip protection units...

Circuit breaker accessory, PowerPacT H, MicroLogic, external neutral current transformer, ENCT, 150A, AL150HD

PowerPacT B-Frame brings thermal-mechanical circuit protection in a compact size and offers a wide range of accessories, auxiliaries, and connection options. This PowerPacT B-Frame circuit breaker provides thermal magnetic circuit protection with a...

PowerPacT H-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT H-Frame circuit breakers are available with either thermal magnetic or Micrologic electronic trip protection units...

E-Frame Breaker are Lighting Panelboard Circuit breakers that are proven effective and reliable which provide a wide variety or robust features that are use specifically in Square D NF Panelboards. This range of breaker is ideally designed to offer...

QO and QOB one, two, and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on AC systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive...

This is a accessory for PowerPacT H-, J-Frame circuit breakers. This accessory is a toggle boot and is made of rubber. This product has NEMA ratings of 1,2,3, 3r protection. This boot fits on the front face of the circuit breaker. This boot make's it...

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and...

PowerPacT H-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT H-Frame circuit breakers are available with either thermal magnetic or Micrologic electronic trip protection units...

Square D sub-feed lug kits are UL Listed for use on Listed equipment. They have plug-on jaw construction and plug on to the I-Line bus stack in the same manner as branch circuit breakers. Lugs on these devices accommodate the same wire sizes as the...

QO and QOB one, two, and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on AC systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive...

S29305 is a PowerPact H DIN rail kit that is for PowerPact H-FramePowerPact J and drawout circuit-breaker for PowerPact H & PowerPact J. Certified to CSA Standards. PowerPact R-frame circuit breakers can be used with a variety of internal and external...

PowerPacT H-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT H-Frame circuit breakers are available with either thermal magnetic or Micrologic electronic trip protection units...