it will maintain its last position upon loss of power rather than returning to a default fail-safe position

as a genuine Trane replacement part

and lighting systems

Optimized Ignition: The slow opening gas valve design reduces acoustic noise and prevents flame rollout during initial startup

Belimo LRB24-SR Actuator R-410A it will maintain its lastThe Belimo LRB24 SR is a high performance proportional control actuator designed for use with pressure independent characterization valves and standard zone valves. This non spring return actuator delivers 45 in lb (5 Nm) of torque while operating on a standard 24VAC DC power supply. It utilizes a 2 to 10 VDC control signal, providing precise modulation for fluid control in demanding HVAC systems. This unit is the direct engineered replacement for