Circuit Breakers

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...

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

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 J-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT J-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...

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 under File E33139. The...

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 miniature molded case circuit breakers are intended for use in residential and commercial applications. These circuit breakers are unit mount thermal magnetic circuit breakers. QOU breakers will automatically open a circuit under overload or short...

PowerPacT M-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT M-Frame circuit breakers have either a fixed long time electronic trip unit or an adjustable amperage version...

PowerPacT M-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPacT M-Frame circuit breakers have either a fixed long time electronic trip unit or an adjustable amperage version...

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...

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...

The TeSys GV5PB/GV6PB product family are three-pole UL 489 motor protection circuit breakers when combined with a contactor that makes up an entire branch circuit. Save panel space and simplify installation using a two-component solution. Features of the...

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...

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...

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

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...

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...

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...