A O Smith Dura-Clad Conservationist COF-455 Commercial Small Volume Oil Forced Draft Water Heater, 75 gal, 138kW Input and 115.9kW Output, 230 VAC at 50Hz, 455000 btu/hr
A O Smith Dura-Clad Conservationist COF-700 Commercial Small Volume Oil Forced Draft Water Heater, 69 gal, 201kW Input and 168.8kW Output, 230 VAC at 50Hz, 700000 btu/hr