Galvanized steel enclosure. Single phase, 3 wire. 2 pole, 120/240 volt, 10,000 AIR. Includes No. ECB225R enclosure with factory installed No. BW2200 circuit breaker and ground lug. No. GBK5P ground bar and DS type hub sold separately. For use as main breaker or service disconnect, as service entrance equipment when used with ground bar. Electrostatic powder coat, baked urethane painted. #2 - 300 kcmil wire range. UL Listed.