Siemens GLB131.2E Damper Acutator Linear, Non-spring Return Actuator, 250 Nm, 24 Vac, Floating Control, 150 sec Run

Siemens GLB131.2E Damper Acutator Linear, Non-spring Return Actuator, 250 Nm, 24 Vac, Floating Control, 150 sec Run. The Siemens OpenAir GLB Series Damper Actuator is a direct-coupled, non-spring return electronic actuator, providing 88 lb-in of torque, and used to control medium-sized HVAC dampers.