Spartan Valves ME4140 Actuator 318423-701 As seasoned techs know

As seasoned techs know

Built with a rugged NEMA 3R aluminum enclosure

What power source does this unit require

System Protection: Reduces ice buildup on outdoor coils

Spartan Valves ME4140 Actuator 318423-701 As seasoned techs knowThe Spartan Valves ME4140 is a high performance tri state non spring return (NSR) actuator designed for reliable control in hydronic HVAC systems. Engineered for seamless integration with Spartan peripheral devices and zone valve bodies, this 24VAC floating actuator utilizes a brushless, reversible synchronous motor to provide constant torque and precise incremental positioning. This mechanism is ideal for managing hot water, chilled water, and low