Belimo EFB120-S Actuator L99H008 depending on the specific wiring

depending on the specific wiring schematic of the York unit

What does OAO mean

What is the maximum damper size this actuator can handle

ensuring reliability in modern HFC and R-410A systems where high discharge pressures are standard

Belimo EFB120-S Actuator L99H008 depending on the specific wiringThe Belimo EFB120 S Actuator is a heavy duty spring return damper actuator designed for reliable fail safe operation in high torque HVAC applications. Delivering 270 in lb (30 Nm) of torque, this 120Vac unit provides consistent performance for large control dampers where positive close off is critical. The "S" model includes two integrated auxiliary switches (SPDT) for end position signaling or fan interlocking, increasing system automation accuracy.