Skid System Pollution Reduction NeNox Anhydrous Ammonia Vaporization Heater; 275 kW at 480v, 3ph ASME certified for 250 psig at 100 deg. F; 12"-300# steel construction; moisture resistant terminal housing completely potted with special urethane encapsulant compound to prevent moisture/condensation build-up on termination when operating below ambient temperatures; horizontal skid mounted and pre-wired to SCR control panel