Molded Case Circuit Breakers

Square D KI Series circuit breakers are ideal for installation within industrial control panels & switchboards for protecting electrical circuits & equipment against current overloads & short-circuits. These current limiting circuit breakers feature thermal magnetic trip for providing both long time & instantaneous trip functions that react against severe short-circuits at once while avoiding tripping on mild overloads. I-Line style plug-in design enables ease-of-installation and load side lug terminals allow hassle-free wiring. Choose from a broad range of these 3 pole circuit breakers in amperage ratings ranging from 110 to 250A on Raptor Supplies.

Square D LE Series circuit breakers are designed to interrupt circuits exceeding the ambient operating temperature. These devices feature an electronic trip unit comprising current sensors, a Micrologic processor and a trip mechanism providing instantaneous, short-time and long-time current limiting functions. They are further integrated with I-Line style plug-in design and load-side lugs for reducing the installation and wiring downtime, respectively. Choose from a broad range of these current limiting breakers available in amperage ratings ranging from 250 to 600A on Raptor Supplies.

Square D LIL Series molded case circuit breakers safeguard electrical circuits by quickly interrupting the current's flow in the event of overloads or short circuits, preventing damage to equipment and ensuring safety. These breakers utilise their advantage in commercial and industrial environments for reliable circuit protection. They feature a feed-thru design that enables power to pass through the breaker uninterrupted. They operate at voltages up to 600V and have interrupting capacity of 200kAIC at 480V without causing damage. These circuit breakers have a three-pole configuration for managing circuits across three phases, ensuring comprehensive protection.

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 PGA Series circuit breakers are designed for use with panelboards and loadcentres for protecting electrical circuits from short-circuit and current overload conditions. These breakers feature I-Line style plug-in mounting facility for ease-of-installation and are suitable for reverse-feed applications. They come equipped with line- and load-side lug terminals to accommodate wires (copper / aluminium) of sizes ranging between 500 kcmil and 3 AWG. These breakers, with 3-pole configuration, are capable of delivering a maximum interrupting capacity of 35kA at 480V and adheres to UL, CSA and IEC standards. Choose from a wide range of these circuit breakers available in current ratings ranging from 600 to 1200A on Raptor Supplies.

Square D QGL Series circuit breakers are designed for installation within panelboards & loadcentres for protecting electrical circuits against short-circuits & current overloads. These UL-listed circuit breakers feature a non-interchangeable thermal magnetic trip that provides long time & instantaneous functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. These breakers provide current ratings up to 225A and feature an interrupt capacity of 65kA at 240VAC. Square D QJL series circuit breakers are available in 2 & 3 pole configurations on Raptor Supplies.

Square D HJA Series circuit breakers are best suited for use in panelboards, industrial enclosures, busway plug-in units, switchboards and motor control centres for providing protection against short-circuit conditions and current overloads. These UL-listed breakers feature I-Line style plug-in design for ensuring ease-of-installation, a non-interchangeable thermal-magnetic trip for providing both time-delayed and instantaneous current limiting functions. Choose from a broad range of these current limiting breakers available in amperage ratings ranging from 15 to 150A on Raptor Supplies.

Square D QJL Series circuit breakers are designed for installation in commercial and industrial electrical devices for protection against overcurrent and short circuit conditions. These units feature a thermal magnetic trip unit to provide both instantaneous and long-time current limiting protection. They come in a molded case which holds current-carrying components, trip devices and other mechanisms in a compact space. They deliver an interrupting capacity of 60kA / 100kA at 240V, with a maximum current rating of 225A. These circuit breakers are UL 489 listed, as well as CSA, ANCE and IEC certified. They come equipped with field-installable handle padlock for locking in On / Off position and are compatible with mechanical interlocks. Choose from a wide range of Square D QJL Series circuit breakers, available in 2 & 3 pole configurations on Raptor Supplies.