Eclipse 501221 Valve 318423-701 always verify against the heater's

always verify against the heater's data plate

Does this actuator require a specific mounting orientation

it is rated for 15 psi WSP at 250°F

and 67 conductivity-based controls commonly found in commercial boiler setups

Eclipse 501221 Valve 318423-701 always verify against the heater'sThe Eclipse 501221 Valve is a high performance 3 inch NPT manual butterfly valve engineered specifically for air and gas flow control within industrial combustion systems. As a full port butterfly valve, the 112BV B model features a beveled disc design with a 75 degree rotation, ensuring a high flow coefficient (Cv) of 457 to minimize pressure drop across the line. Constructed with a powder coated cast iron body and a carbon steel disc, this valve is