SQUARE D Molded Case Circuit Breakers

Square D LHL Series circuit breakers are designed for protection from short circuits and current overloads. They feature a thermal magnetic trip unit to provide both instantaneous and long-time current limiting protection and are equipped with line & load side lug terminals to allow feed-thru connection. These UL listed circuit breakers deliver a high interrupting capacity of 35kA at 480V and a maximum current rating of 400A. They come with a molded case to hold current-carrying components, trip devices and other mechanisms in a compact space.

Square D MHL Series circuit breakers are designed for switching AC systems while delivering protection against current overloads & short circuits in manufacturing & storage facilities. These feed-thru circuit breakers feature a thermal-magnetic trip unit for reacting against severe power surges at once while avoiding tripping on mild overloads and deliver a maximum interrupt capacity of 65kA at 480VAC. Choose from a wide range of these triple-pole circuit breakers available in amperage ratings ranging from 300 to 1200A on Raptor Supplies.

Square D MH Series circuit breakers are designed for installation in panelboards and loadcentres for protecting electrical circuits against short-circuit conditions and current overloads. These UL-listed & CSA-certified breakers feature I-Line style plug-in design for ease-of-installation and a fixed thermal, adjustable AC magnetic trip unit for delivering both time-delayed and instantaneous current limiting functions, respectively.

Square D Q2M Series circuit breakers are specially designed to provide electric circuit protection against damages caused by overload and short-circuit conditions. These UL-listed devices feature a thermal-magnetic trip unit that provides both long-time and instantaneous current limiting functions. They are integrated with a bolt-on mounting design to ensure ease-of-installation in compact spaces and provide current ratings up to 225A at a maximum interrupt capacity of 22kA at 480VAC. Choose from an extensive array of these circuit breakers available in 2 and 3 pole configurations on Raptor Supplies.

Square D NC Series circuit breakers are ideal for use with panelboards and loadcentres for protecting electrical circuits from short-circuit and current overload conditions. They come integrated with I-Line style plug-in mounting facility for ease-of-installation and are also suitable for reverse-feed applications. The molded cases of these devices hold the current-carrying components, trip devices and other mechanisms within a compact space. These breakers, with 3-pole construction, are capable of delivering a maximum interrupting capacity of 100kA at 480V and adheres to UL, CSA and IEC standards. Choose from a wide range of these NC Series circuit breakers, available in current ratings ranging from 1000 to 1200A on Raptor Supplies.

Square D FHL Series circuit breakers are ideal for applications demanding high interrupting capacities for protecting electrical circuits against short circuits and current overloads. These molded case circuit breakers feature a thermal-magnetic trip unit that delivers both long-time and instantaneous current limiting functions for instantly reacting against severe short-circuits while avoiding tripping on mild overloads. They are further integrated with unit mounting facility and load- and line-side lug terminals for reducing the installation and wiring downtime, respectively. Choose from a wide range of these feed-thru circuit breakers available in double & triple pole configurations on Raptor Supplies.

Square D tandem circuit breakers are compatible for use with panelboards and loadcentres to protect electrical circuits & connected devices against current overloads and short circuits. These single- / double-pole devices feature a thermal-magnetic trip unit that provides both long-time and instantaneous current limiting functions and a plug-in mounting design for ease-of-installation. Choose from a wide variety of these circuit breakers available in 15/15, 15/20, 20/20 and 20/30 amperage ratings on Raptor Supplies.