Petersen Heater 800, 120V, 1200 W 100-0629

Keep livestock hydration hassle-free in freezing conditions with the Petersen Heater #100‑0629 (Model 800, 120 V, 1200 W). Designed specifically for heavy-duty concrete waterers (Models 700 & 800), this high-watt heater delivers steady warmth to maintain consistent water flow. Built tough, simple to install, and compatible with Fenwal thermostats for temperature control. A winter must-have to keep your Petersen automatic waterers running reliably.

Heater measures 16.5 x 8.5 x 18.5