NG generator from 10kva to 25kva(gas generator, natural gas generator, natural gas generating set) NG generator from 10kva to 25kva(gas generator, natural gas generator, natural gas generating set)Model: RZ12000NGRated output: 12/13.5kvaRated voltage ... -cooled, SOHCAlternator type: brush----------------optional info-----------------------LPG or NG, socket type, single phase or three phases, color