Type L multipole lighting contactors are use to manage lighting loads and to control electrical heating. 8903L lighting contactors are available in either mechanically held or electrically held versions. This is an electrically held device. Contacts can switch up to 30A fluorescent and 20A tungsten lighting loads. The contacts are field convertible from normally open to normally closed. This 4 pole device has 4 normally open contacts. Replacement contact kits are available for this lighting contactor. Interchangeable coil is available in a wide variety of common voltages up to 600 VAC. Contactor is supplied with a 24 VAC 60 Hz coil. A painted sheet steel NEMA 1 general purpose enclosure is used to protect this lighting contactor. Enclosure is 12.69 inches tall, 7.81 inches wide and 6.03 inches deep. A wide variety of accessories are available for Type L lighting contactors. 8903L lighting contactors are UL Listed and CSA Certified.