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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.

NJNL36600E20

Featuring three poles, the NJNL36600E20 circuit breaker incorporates thermal-magnetic trip unit technology. This model supports feed-thru connections and operates optimally within an ambient temperatu

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4.5

QO250PL

The QO250PL is a miniature circuit-breaker rated for a maximum current of 50 A and operates at 120 V AC. This unit features two poles (2P) and is designed for plug-in mounting. It has box lugs for ele

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5.0

QO324MB100

This Square D load center is designed for indoor use, featuring a NEMA 1 enclosure rating. It features 24 spaces for circuit breakers and requires a tightening torque of 20 lb.in for its cover. Rated

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4.5

QO342MQ150

This load center supports up to 42 spaces and is equipped with a convertible main breaker. Rated for a maximum altitude of 1000 meters above sea level without derating, it operates effectively in temp

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4.5

QOB2125

The QOB2125 miniature circuit-breaker has a current rating of 125 A and is configured for dual poles (2P). It can handle an interrupt rating of 10 kA and is installed using a bolt-on method. This mode

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4.5

15S6F

Designed for 1-phase operation, this dry sealed transformer delivers a rated power of 15 kVA. It features a durable painted sheet steel enclosure and is mounted on walls, maximizing installation optio

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5.0

500SVQ80826

The 500SVQ80826 transformer features a single-phase design and supports an apparent power rating of 0.5 kVA. It operates at a frequency of 60 Hz with a choice of primary voltages (120/208/240 V) and s

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5.0

5S1FIS

This transformer supports primary currents of 20.8 A and offers a power rating of 5 kVA. With a temperature rise rating of 115 °C, it is built for single-phase applications. The unit can be wall or fl

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5.0

82345DS

Within the Schneider Electric Square D series, this safety switch features a non-fusible disconnect style with three poles. Rated for a short-circuit withstand capacity of 10 kA, it is compatible with

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5.0

9070EO10D101E23

This industrial control transformer features a primary voltage of 480 V and outputs at 115 V AC, suitable for single-phase operations. It has an air-cooled design and is certified by UL and CSA. Enclo

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5.0
Showing 461-470 of 722 results