The P/B is a low voltage landscape lighting power supply listed to UL standard 1838. This unit can be buried within 1” of the top, even in exterior wet locations. Adapts from line voltage feed (120 volt) to any of our low voltage directional spot lights or 12 volt path lights, as well as most 12 volt fixtures from other manufacturers. The enclosure is solid machined brass, with a removable top assembly. Sealed inside is a 120 volt primary x 12 volt secondary, electronic transformer featuring patented overload protection. The optional PVC stabilizing stake or trident spike adds significant strength, ensuring a safe and durable installation. Accommodates two 1/2” conduits allowing for 120 volt in, with 12 volt output for second fixture up to 10’ away or 120 volt through wiring.