ECP081208 PS 24 V is a UL-certified power supply for use in hazardous locations. It is made of epoxy powder coated copper free aluminum with stainless steel cover bolts and hinges. It is premounted with fuses, terminals, RJ45 coupler and 115/230 V AC transformer, which provides 24 V AC for explosion-protected cameras. To enhance security and ease-of-installation, the power supply has three open 3/4" NPT cable entries for cable conduits. The power supply can connect to 120 V AC, 230 V AC, or 24 V AC. The operating temperature ranges from -40 °C to 55 °C (-40 °F to 131 °F).