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Square D

Schneider Electric Square D

The Schneider Electric Square D series includes various electrical distribution and industrial control products for residential, commercial, and industrial applications. These products include circuit breakers, panelboards, motor control centers, transformers, and surge protectors, which have power ratings from 120V to 600V and beyond. Square D products have proven reliable, safe, and energy-efficient, making them quite popular for applications in electrical infrastructure. In addition, recent monitoring and connectivity features like EcoStruxure provide advanced Square D support to manage energy and system performance optimally.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Browse Square D

Browse available units in our catalog of Square D.

QO2020

This tandem-style circuit breaker features two independent single-pole circuits and is designed for plug-in mounting. It withstands short-circuit conditions of up to 10,000 amperes at 120/240 volts AC

In Stock Ships Tomorrow
5.0

2510MBR2

Featured in the Square D series, this manual starter operates as a non-reversing starter, supporting three-phase systems. It has an overload relay made of melting alloy, ensuring reliable operation an

Available
4.5

8910DPA42V02

With a resistive amperage of 50 A, the 8910DPA42V02 contactor supports a range of coil voltage ratings at 110/120 VAC with frequencies of 50/60 Hz. Its rated horsepower for one-phase systems is 3 HP a

In Stock Ships Today
5.0

H367NR

This safety switch can handle short-circuit currents of 200 kA and operates at a voltage rating of 600 V AC/DC. It features a fusible disconnect and is built for heavy-duty performance. The wiring for

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5.0

NQ30L1

The NQ30L1 panelboard interior model utilizes 1-phase, 3-wire configurations and operates at voltage ratings of 240 V AC and 48 V DC. It includes rated interrupted currents of 10 kA, 22 kA, and 65 kA,

In Stock Ships Today
5.0

SC2040M200C

This Square D socket supports a line-rated current of 200 amps and can handle short-circuit currents up to 10,000 amps. The product is designed for surface mounting and features a capacity for 40 circ

In Stock Ships Today
5.0

FAL36100

This circuit breaker operates under thermal-magnetic principles, providing robust protection for electrical systems. The unit features 3 poles and is rated for 100 A of line current. Its magnetic hold

Available
4.7

NQ430L1

This purge module measures 12.5 x 8.5 x 6.5 inches and weighs 6.47 lbs. It safely operates within a temperature range of 0°C to 50°C and can be stored between -20°C and 70°C. With an ingress protectio

In Stock Ships Today
4.7

NQ454L2C

This panelboard interior features 54 available spaces and is designed as a main lugs type of load center. It incorporates copper busbars and meets standard compliance with UL listing and CSA certifica

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5.0

S33092

The S33092 circuit breaker accessory operates effectively with a minimum line-rated current of 600 A and supports a maximum of 800 A. It adheres to CSA standards and has a protection class rating of I

Available
5.0
Showing 41-50 of 732 results