8903L/LX multipole lighting contactors are for lighting control applications. 8903L/LX lighting contactors are available in either mechanically held or electrically held versions. This is a mechanically held device. Contacts can switch up to 30A fluorescent and 20A tungsten lighting loads. The contacts are field convertible from NO to NC. This 4 pole device has 4 NO contacts. Replacement contact kits are available for this lighting contactor. Interchangeable coil is available in a wide variety of common voltages up to 600VAC. This unit is supplied with 277VAC 60Hz interchangeable operating coil but other coils are available in a wide variety of common voltages up to 600VAC. Coil and contacts are easily replaced. Contactor is an open style, but a variety of enclosure types are available. A wide variety of accessories are available for Type L/LX lighting contactors. 8903L/LX lighting contactors are UL Listed and CSA Certified.