Lochinvar & A.O. Smith 100077876 Valve 320819-301 Universal Frequency: Operates efficiently at

Universal Frequency: Operates efficiently at both 50 Hz and 60 Hz

always verify your unit's voltage requirements before installation

Key Benefits Thermal Protection: Prevents equipment failure by detecting overheating with a precise 185°F trip point

sluggish response to temperature changes

or the presence of diagnostic LED flash codes indicating a board failure

Lochinvar & A.O. Smith 100077876 Valve 320819-301 Universal Frequency: Operates efficiently atThe Lochinvar & A. O. Smith 100077876 Valve is a 3 4" x 3 4" NPT combination control designed for high efficiency commercial and residential water heaters and boilers. This slow open gas valve is engineered to prevent rapid pressure fluctuations, ensuring a smooth, controlled ignition sequence that stabilizes the combustion process and protects the heat exchanger from thermal shock. It is factory configured for Natural Gas (NAT) but includes the