Petersen Small Heater 350 Watt, 120V 100-1359

Keep your Petersen automatic waterer frost-free with the Petersen Small Heater 350 W, 120 V (Part #100‑1359). Perfectly suited for models 50, 150, and 150S, this 350 W heater delivers steady warmth to prevent freezing and maintain consistent water flow during colder months. Designed for concrete Super Pete units, it’s compact, durable, and easy to install—just wire it through the Fenwal Thermostat (Part #100‑1130) for reliable temperature control.

7.5"x5.5"x6.5"