Square D 8903LG40V02 Lighting Contactor Brand: Square D. Part Number: 8903LG40V02. Square D Lighting Contactor, Type L Electrically Held Multi-Pole, Series: 8903L, 110/120 VAC Coil, 30 A Maximum Load Current, 4 Pole, 50/60 Hz, 4NO, Screw Clamp, NEMA 1, Surface Mount, 7.81 in W x 6.03 in D x 12.69 in H. Additional Description: SQD -8903LG40V02 LIGHTING CONTACTOR 600VAC 30A L. Catalog Description: Contactor, Type L, multipole lighting, electrically held, 30A, 4 pole, 600V, 110/120VAC 50/60Hz coil, NEMA 1 [TAA]..