SQUARE D Lighting Magnetic Contactor: 4 Poles, 120V AC
SKU 3G-OTH-127671
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Frequently Asked Questions
What is a SQUARE D 8903LO40V02 lighting contactor used for?
The SQUARE D 8903LO40V02 is an electrically held lighting contactor used to switch lighting loads in commercial and industrial facilities. It controls 4 poles at 30 A with a 120V AC coil, making it suitable for large-area lighting circuits in warehouses, parking lots, and manufacturing plants.
What are the specifications of the SQUARE D 8903LO40V02?
The SQUARE D 8903LO40V02 is a 4-pole electrically held lighting contactor rated 30 A with a 120V AC coil. It is designed for switching lighting loads and is part of the SQUARE D 8903 series. The manufacturer part number is 8903LO40V02.
Where to buy a SQUARE D 8903LO40V02 worldwide?
3G Electric supplies the SQUARE D 8903LO40V02 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 part.
How to install a SQUARE D 8903LO40V02 lighting contactor?
Install the SQUARE D 8903LO40V02 by mounting it on a panel or enclosure, connecting the 120V AC coil to the control circuit, and wiring the 4-pole 30 A contacts to the lighting load. Always follow local electrical codes and the manufacturer's wiring diagram for safe operation.
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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.















