the VTC511 series is a standard for increasing combustion efficiency and protecting the integrity of the pressure vessel during the startup and operational cycles
It serves as a direct upgrade or replacement for several legacy series
you know the value of a durable hot surface igniter that resists physical damage and carbon buildup
a dedicated liquid propane valve or a manufacturer-approved conversion kit must be used to ensure safe manifold pressure
Rated for a maximum working pressure of up to 700 PSIG
Lochinvar & A.O. Smith 100112614 Controller R-22 the VTC511 series is aThe Lochinvar & A. O. Smith 100112614 Combined Controller is the primary electronic control board managing combustion, temperature regulation, and safety protocols for BTH 400A Series 104 commercial water heaters. As a critical OEM replacement part, this integrated controller replaces legacy part number 9008219005, ensuring seamless BTH 400 104 compatibility. Designed specifically for natural gas water heaters, it monitors internal flow, pressure, and