Siemens Building Technology GVD226.1U Actuator 322838-754 the Spirax-Sarco TD52 is rated

the Spirax-Sarco TD52 is rated for superheat applications

making it an ideal choice for surface mount applications in walls or ceilings

The Lennox 12J17 Relay is a heavy-duty 24V DPDT N/O Sequencer Relay engineered for precision timing in electric heat applications and furnace blower control

this system avoids common 2

verified kit

Siemens Building Technology GVD226.1U Actuator 322838-754 the Spirax-Sarco TD52 is ratedThe Siemens Building Technology GVD226. 1U is a heavy duty 120V spring return actuator engineered specifically for fire and smoke damper applications. Delivering a robust 200 in lb torque, this fast acting actuator is the industry standard for lifecycle safety in commercial HVAC systems, ensuring rapid response during emergency shutdown protocols. As a two position control motor, it provides reliable open close operation, making it a critical