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SQUARE D Lighting Magnetic Contactor: 3 Poles, 277V AC - Electrically Held Lighting Contactors
SQUAREElectrically Held Lighting Contactors

SQUARE D Lighting Magnetic Contactor: 3 Poles, 277V AC

SQUARE Electrically Held Lighting Contactors.

SKU 3G-OTH-127887

Brand
SQUARE
Item
D Lighting Magnetic Contactor: 3 Poles, 277V AC
Category
Electrically Held Lighting Contactors
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE
Manufacturer Part Number
8903SQO2V04

Technical Documents

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SQUARE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

SQUARE Electrically Held Lighting Contactors.

Frequently Asked Questions

What is a Square D 8903SQO2V04 lighting contactor used for?

The Square D 8903SQO2V04 is an electrically held lighting contactor used to switch large lighting loads in commercial and industrial facilities. It controls 3 poles at 277V AC and 100 A, making it suitable for high-capacity lighting circuits in warehouses, parking lots, and manufacturing plants.

What are the specifications of the Square D 8903SQO2V04?

The Square D 8903SQO2V04 is a 3-pole electrically held lighting contactor rated for 277V AC and 100 A. It is designed for reliable switching of lighting loads and is part of Square D's 8903 series. For full electrical ratings and wiring details, consult the manufacturer's datasheet.

Where to buy Square D 8903SQO2V04 worldwide?

3G Electric supplies the Square D 8903SQO2V04 lighting contactor to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Square D component.

How to install a Square D 8903SQO2V04 lighting contactor?

Install the Square D 8903SQO2V04 in a suitable enclosure, ensuring the coil voltage matches your control circuit (277V AC). Connect line and load wiring per the wiring diagram, and verify the contactor is electrically held. Always follow local electrical codes and the manufacturer's installation instructions.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

SQUARE Products

3G Electric supplies SQUARE electrically held lighting contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SQUARE D Lighting Magnetic Contactor: 4 Poles, 120V AC, 100 A (MPN 8903SQO3V02)
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SQUARE D Lighting Magnetic Contactor: 4 Poles, 120V AC, 100 A (MPN 8903SQO3V02)
SQUARE D Lighting Magnetic Contactor: 12 Poles, 277V AC, 30 A, Electrically Held (MPN 8903LO1200V04)
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SQUARE D Lighting Magnetic Contactor: 12 Poles, 277V AC, 30 A, Electrically Held (MPN 8903LO1200V04)
SQUARE D Lighting Magnetic Contactor: 10 Poles, 277V AC, 30 A (MPN 8903LO1000V04)
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SQUARE D Lighting Magnetic Contactor: 10 Poles, 277V AC, 30 A (MPN 8903LO1000V04)
SQUARE D Lighting Magnetic Contactor: 2 Poles, 120V AC, 100 A (MPN 8903SQO1V02)
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SQUARE D Lighting Magnetic Contactor: 2 Poles, 120V AC, 100 A (MPN 8903SQO1V02)
SQUARE D Lighting Magnetic Contactor: 3 Poles, 120V AC, 60 A (MPN 8903SPO2V02)
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SQUARE D Lighting Magnetic Contactor: 3 Poles, 120V AC, 60 A (MPN 8903SPO2V02)
SQUARE D Lighting Magnetic Contactor: 2 Poles, 120V AC, 60 A (MPN 8903SPO1V02)
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SQUARE D Lighting Magnetic Contactor: 2 Poles, 120V AC, 60 A (MPN 8903SPO1V02)

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