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 illuminated push pull push button operator has a metal ring nut. This push pull operator has a 120 VAC/VDC red LED light module to provide the illumination. This operator has a red mushroom knob. Contact blocks with the desired contact arrangements must be added to this operator. Typically, one or two 9001KA1 contact blocks are used. When this contact block is used, this operator can be pulled to start and push to stop a control circuit. 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. "It is installed into a Ø 30mm panel cutout." "A comprehensive range of illuminated pushbuttons, pilot lights, emergency stop buttons, selector switches, joystick controllers and accessories to fit your needs." "The modular range of Ø 30mm metal control and signaling provides robust and reliable solutions for a wide range of heavy industry applications."