Siemens SSC61.5U (S55155-A111) Valve Actuator, Powermite MT Series actuator, 24 Vac, 0 to 10 Vdc spring return. Works with MT Series valves with 7/32-inch (5.5mm) stroke. UL listed for plenum installations, manual override with visual position indication. Provides 65 lbf (300 N) nominal force.
Actuator Type: Electronic
Actuation Style: Linear
Fail Safe: Yes, Spring Return
Control Signal: 0…10 Vdc
Ambient temperature, operation: 41…122 ºF (5…50 °C)
Ambient humidity, operation: 90 % r.h.
Supply Voltage: 24 VAC
Degree of protection: NEMA1 / IP40
David Marks –
Installed this actuator on a terminal unit. Very impressive with its performance. Pricing was very good as well
Steven W –
Excellent quality!
Lewisbazuaye –
Best price I could find for a valve actuator. Delivered quickly and works perfectly!