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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.

D324N

The D324N single-throw safety switch from Schneider Electric’s Square D series is tailored for general duty in residential applications. Designed as a fusible disconnect switch, it accommodates three

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5.0

H366R

This Square D series heavy-duty safety switch is designed for a 600-ampere load at a voltage of 600 volts AC or DC. It provides fuse-based isolation and is compatible with H, K, R, or J fuses. The enc

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5.0

LA11121

This circuit breaker is suitable for use as a spare part or accessory. Operating in a temperature range of 0 to 40 degrees Celsius, it also supports up to 80% relative humidity in both operational and

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5.0

QO120GFI

This mini circuit breaker features a single pole configuration and utilizes a plug-in mounting type. The device supports a maximum interrupt rating of 10 kA and is suitable for one panel space. It has

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4.5

3090RTM317

This Schneider Electric circuit monitor is designed to operate in temperatures ranging from 0 to 40 degrees Celsius with a maximum storage temperature of 50 degrees Celsius. It maintains functionality

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4.7

8502WFO3V02

This vacuum contactor operates in a non-reversing polarity configuration and is classified as size class 4. It is capable of delivering up to 100 HP or 75 kW at 575 VAC and features a 120 VAC coil vol

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5.0

9070T100D109

Designed specifically for industrial control systems, the 9070T100D109 transformer control operates at a power rating of 100 VA. It features a temperature rise limit of 55°C and is suitable for single

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4.5

DTU223

This double-throw safety switch has a heavy-duty rating and features a non-fusible disconnect configuration with two poles. It does not come with a factory-installed neutral and is suitable for surfac

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4.3

QO124M100PC

The QO124M100PC is a main-breaker load center designed for single-phase applications. It includes a 100 A main breaker and offers 24 panel spaces, accommodating up to 34 single-pole circuits and up to

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4.7

EJB14030EPD

Featuring a single-pole configuration, this MCCB is designed for surface installation. Its operational frequency ranges from 50 to 60 Hz and is equipped with ground fault protection to enhance safety

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5.0
Showing 81-90 of 732 results