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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.

HU364AWK

This heavy-duty safety switch includes three poles and supports a 3-wire wiring configuration. Rated for 200 amps and 600 volts, it features a non-fusible disconnect type and is housed in a NEMA 3R/12

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5.0

MHC41S

This panelboard cover features a NEMA Type 1 rating and is available with a mono-flat front option. Its surface mounting allows for easy installation. Operating and storage conditions permit temperatu

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4.7

8903PBV11BV02

This panelboard lighting contactor consists of three poles and utilizes a common control circuit. It operates on a coil voltage of 120 VAC at a line frequency of 60 Hz. With a maximum voltage rating o

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5.0

QO1816M200FTRB

This load center supports input voltages of 120/240 VAC and offers a short circuit current rating of 22 kA. It features a sturdy cover that is installed flush with the surface. The busbar is made from

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4.5

118T145HISDIT

This transformer is designed for 3-phase configurations and supports primary voltages of 460 V Delta. It also offers secondary voltages of 460 V (Delta) or 265 V (Wye). Its frequency rating is 60 Hz w

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4.7

9070T500D33

This open device transformer operates under CSA and UL standards, featuring screw clamp terminals for secure electrical connections. It can withstand a temperature rise of up to 115 degrees Celsius an

Available
5.0

EX300T3H

The EX300T3H transformer is designed for three-phase applications and provides an operational power of 300 kVA. This unit features natural convection for cooling, a temperature rise tolerance of 150 d

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4.5

HC4268WP

The HC4268WP panelboard enclosure features a NEMA 3R/12 rating, allowing it to operate in damp and potentially hazardous locations. Its dimensions of 1067 mm in width, 1727 mm in height, and 241 mm in

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4.5

HDA36070

This circuit breaker, part of the Square D series, has a maximum breaking capacity of 25 kA and operates at a rated voltage of 690 VAC. It features a toggle control for ease of use and supports a freq

In Stock Ships Tomorrow
4.7

NFN6CU

This panelboard is designed to accommodate a minimum line-rated current of 400 A and can handle up to 600 A. Constructed from copper, it complies with cULus standards. It is designed for mounting with

In Stock Ships Today
4.7
Showing 151-160 of 722 results