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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.

S33595

This test kit is suitable for nominal operating voltages between 115 and 230 volts AC and supports specific voltage ranges of 102-144 volts AC and 207-253 volts AC. It can function under frequencies o

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4.8

NQ442L2C

As a member of the Square D series, the NQ442L2C panelboard features a main lug design and utilizes copper for the busbar material. This unit is designed to operate optimally in a clean indoor environ

Available
5.0

QO140M200

Designed for single-phase, 3-wire applications, the QO140M200 load center has a fault rating of 22 kA. It features 40 spaces for circuit breakers and accommodates a conductor size range from #4 to 250

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4.5

LHP36400MB

Designed with a unit mount configuration, this circuit breaker includes a short lever for operation. It connects electrically with lugs for load and a terminal for the line, identified by AL400LA. Wit

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5.0

LAL36300

Designed for reliable performance, the LAL36300 circuit breaker has a voltage rating of 600 VAC and 250 VDC. Its interrupting rating stands at 22 kA for AC and 10 kA for DC. The breaker also supports

In Stock Ships Today
5.0

HU361DS

This 30A device operates at a voltage rating of 600V AC/DC and features three poles. It features a 3-wire configuration and includes an external operating handle for enhanced accessibility. The enclos

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4.7

NQ430L2C

The Schneider Electric NQ430L2C panelboard features 30 spaces for circuit configurations and is connected via lugs. It operates efficiently with a tightening torque of 31.07 Nm. This enclosure is clas

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5.0

QO330MQ125

This Schneider Electric load center is designed for 3-phase, 4-wire configurations and features an electrical connection via lugs. It features a short-circuit current rating of 25 kA and accommodates

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5.0

3S1F

This Square D single-phase voltage transformer features a power rating of 3 kVA and is rated for an enclosure code of 10A. It has a maximum temperature rise of 115°C and complies with NEMA 3R standard

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4.5

10S1F

This dry sealed transformer is designed with an enclosure that supports wall mounting. It weighs 74.84 kg and is composed of painted sheet metal, offering durability with NEMA 3R protection. The insul

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4.5
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