Elmdene GEN3-18-C 13.8V DC 1.5A Switch Mode Power Supply Unit (SMPSU) in standard 'C' hinged metal enclosure. Rated EN50131 Grade 3, Environmental Class II, designed to house up to an 18Ah backup battery.

Condition is open box / like new. Includes internal power module, tamper switch, battery connection leads, and instruction manual in original opened packaging.