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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.

QO124M200

This Square D load center accommodates up to 24 branch circuits and features breaker slots for effective circuit management. With a high interrupt capacity of 22 kA, it ensures reliable protection. Th

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5.0

QO140M225

The QO140M225 load center is designed for single-phase, 3-wire systems and accommodates up to 40 branch circuits, featuring a total of 40 breaker positions. It has a notable short-circuit rating of 22

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4.3

QO14252L200G

The QO14252L200G is a load distribution panel engineered for single-phase electrical systems operating at 120/240V AC. It supports a maximum main ampere rating of 200A and features 42 spaces for mount

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4.3

S33663

This circuit breaker accessory utilizes shunt trip technology and complies with CSA standards. It supports a tightening torque of 31 lbf.in while operating efficiently in ambient temperatures from 0 t

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5.0

S47404

This programmable contact module complies with CSA standards and features a tightening torque specification of 1.5 Nm. The device supports a minimum trip current of 5A and a maximum trip current of 6A

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5.0

S48503

This undervoltage trip offers a voltage rating spanning from a minimum of 100 V to a maximum of 130 V. It features a tightening torque of 3.5 Nm and complies with protection class IP20. The device ope

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5.0

9070T150D55

This transformer operates on a single phase with a primary voltage of 120 V and a secondary voltage of 240 V. It has a power rating of 150 VA and accommodates frequencies ranging from 50 Hz to 60 Hz.

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4.5

9070TF50D19

This transformer control has a power rating of 50 VA and features screw clamp terminals for electrical connections. It adheres to CSA and UL standards, ensuring reliable quality and safety. Operating

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5.0

GT918

This current transformer possesses a voltage rating between 120 V and 600 VAC and operates effectively within a frequency range of 50/60 Hz. It is constructed from plastic and metal materials, ensurin

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5.0

PFA36090G

This Square D rating plug supports a maximum voltage of 600 V and operates under a three-phase system. It complies with CSA and UL standards and can accommodate a thermal magnetic circuit breaker-type

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5.0
Showing 651-660 of 732 results