The 9001K push button line has a large variety of operators and accessories for heavy industry applications. These operators are used in the petrochemical, metallurgy, mining, oil and gas, wastewater treatment and automotive manufacturing industries and more. Type K operators have a die cast operator that mounts in a 1.18 inch round hole. This push-to-test pilot light has a die cast ring nut. By pushing on the pilot light lens, you can determine if the pilot light lamp is still working. This operator has one 9001KA1 contact block mounted on the back. The contact block has one normally open and one normally closed contact. Contact block has a UL Type A600, UL Type Q600 and a 10A resistive VAC rating. The contacts in this contact block are double break direct acting. This pilot light has a 110/120 VAC 50/60Hz tranformer light module with an incandescent lamp to provide the illumination. Contact block and light module will accept up to two 12AWG to 24 AWG solid or stranded wires. The contact block and light module terminals are protected to meeting VDE 0106 Part 100. This push-to-test pilot light has a red plastic domed pilot light lens. When properly installed this opertor is UL listed for Types 1, 2, 3, 3R, 4, 6, 12 and 13 environments. This operator is UL Listed and CSA certified.