SIEMENS
Siemens GLB166.1E, S55499-D273 Rotary air damper actuator, AC/DC 24 V, DC 0/2...10 V, 10 Nm, 150 s, 2 auxiliary switches For shaft dia. 8..16 mm, square 6...12 mm, min. shaft length 30 mm With position indication and adjustable mechanical limit stop...