The Petersen MFG Super Pete Heater provides 1000 watts of heat to protect the automatic waterer even during the coldest nights. Use the Petersen MFG thermostat to regulate the temperature as needed.
The 120V heater is used in the following Petersen waterers.
Models 34C, 34E, 44C, 44E, 74C, 74E, 74H, 74S, 84S, 94C, 94E, 94S, 120H, 120S, 144, 225, 250, 300, 350, 400,450, 474S, 484S, 494S, 650