Belimo EFB120-S Actuator 326058-755 A 40VA transformer typically supports

A 40VA transformer typically supports the panel and up to four dampers

replacing a warped or degraded retainer with this genuine HVAC replacement part is essential for restoring optimal thermal transfer and preventing structural stress on the heat exchanger

In standard HVAC system diagnostics

which directly impacts the unit’s CFM output and overall static pressure performance

Belimo EFB120-S Actuator 326058-755 A 40VA transformer typically supportsThe 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.