Systemair LF24 Spring-return actuator - 4 Nm, AC/DC 24 V, open/dicht, 75 s, IP54

Dampers up to approx. 0.8 m2 Open/Close actuator (AC/DC 24 V) Control by single-pole contact LF is a spring return actuator, suitable for the operation of air dampers that perform safety functions (e.g. frost and smoke protection, hygiene, etc).