Circuit Breakers

Homeline, main lugs only. Can be used when spaces for more circuits are needed, as a secondary or add on load center connected to the main disconnect load center. Single-phase, 3-wire. Cover included, ground bar kits must be ordered separately. Accepts...

Type QO load center with cover and main breaker installed. Ideal for outdoor power distribution. Plug-on Neutral ready and features a copper bus bar that is plated for reliability. 200 amp main breaker included. Offers a protective rainproof cover to...

Homeline load center that features Homeline circuit breakers, ground fault circuit breakers, and arc fault interrupters. Homeline load centers enable the use of a full complement of accessories. Systems are single phase and are rated for indoor use or...

Indoor NEMA 1 screw cover pull box, ideal for surface mounting. Typical uses as a junction box for terminating or pull box for runs of conduit for power or communication conductors. 16-gauge steel box with gray enamel finish has flat removable cover...

Outdoor NEMA 3R screw cover box, ideal for surface mounting. Typical uses include a junction box for terminating or pull box for runs of conduit for power or communication conductors, service box for wiring devices, or switch box for controlling wet...

Indoor NEMA 1 screw cover pull box, ideal for surface mounting. Typical uses as a junction box for terminating or pull box for runs of conduit for power or communication conductors. 16-gauge steel box with gray enamel finish has flat removable cover...

Outdoor NEMA 3R screw cover box, ideal for surface mounting. Typical uses include a junction box for terminating or pull box for runs of conduit for power or communication conductors, service box for wiring devices, or switch box for controlling wet...

Square D equipment with RB suffix, designated Rainproof (NEMA 3R rainproof construction), utilizes bolt-on hubs listed. RB devices will accept 3/4 In. through 2-1/2 In. bolt-on hubs without the use of reducers. Off-center conduit thread openings and...

Square D equipment with RB suffix, designated Rainproof (NEMA 3R rainproof construction), utilizes bolt-on hubs listed. RB devices will accept 3/4 In. through 2-1/2 In. bolt-on hubs without the use of reducers. Off-center conduit thread openings and...

Square D equipment with RB suffix, designated Rainproof (NEMA 3R rainproof construction), utilizes bolt-on hubs listed. RB devices will accept 3/4 In. through 2-1/2 In. bolt-on hubs without the use of reducers. Off-center conduit thread openings and...

Compact whole house surge suppressor designed for installation in any residential load center. Reduces surges that might otherwise overwhelm plug strips and damage connected household equipment. Provides surge protection for important items that are not...

Square D ground bar kit. For use in Square D load centers, CSED devices, and NQOD and NF panel boards. Each terminal accepts (1) #14 to #4 copper wire, (1) #12 to #4 aluminum wire, (2) #14 to #12 copper wire, or (2) #12 to #10 aluminum wire.