
SFA/SFP Series Electronic Valve Actuator
Siemens
Product Guard
Warranty
24, 120, 208, or 277 Vac, Two-Position Control
Spring Return
Zone Valves
SFA/SFP Series Electronic Valve Actuator.
Description
The SFA/SFP Series of Electronic Valve Actuators accepts
24, 120, 208, or 277 Vac power supply signal to provide
two-position control. This actuator works with Zone Valves
with 1/10-inch (2.5 mm) stroke.
Features
• UL listed for plenum installations
• Direct coupled installation without tools
• Manual override with auto unlock
• Visual position indication
Applications
The SFA/SFP Series of Electronic Valve Actuators is
for use in heating and cooling HVAC applications with
Zone Valves.
A-111
Valves
Siemens
Product Guard
PLUS 3 Warranty
www.usa.siemens.com/hvac

SFA/SFP Zone Valve Specifications
A-112
Valves
Power Supply
Operating Voltage ....................................24 Vac ±20%, 120 Vac ±20%,
Frequency
24 Vac .................................................................................. 50/60 Hz
120 Vac ..................................................................................... 60 Hz
Power Consumption
24/120 Vac ............................................................................... 9.8 VA
Function
Running Time .......................................................................10 Seconds
Nominal Stroke ............................................................ 1/10-in. (2.5 mm)
Nominal Force ....................................................... SFA: 31.5 lb. (140N)
.........SFP: 28 lb. (125N)
208 Vac, 277 Vac
Two-Position SFA/SFP Series Actuator
Product Ordering
Actuator Prex
Description Part No.
Normally Open
24 Vac SFP71U 243
120 Vac SFP11U 241
208 Vac SFP208U/25* **
277 Vac SFP277U/25* **
Normally Closed
24 Vac SFA71U 242
120 Vac SFA11U 240
208 Vac SFA208U/25* **
277 Vac SFA277U/25* **
*Part numbers with /25 come with 8.2 ft. (2.5m) leads.
**Actuator only; not available as an assembly.
Code
Agency Certications.................................................UL Listed to UL873
................................................... cUL Certied to Canadian Standard
................................................................................. C22.2 No. 24-93
Ambient Temperature
Operation........................................................... 41 to 122°F (5 to 50°C)
Transport and Storage ..................................-13 to 158°F (-25 to 70°C)
Mounting Location ............................................... NEMA 1 (Interior Only)
Noise ........................................................................................... <35 db
Medium Temperature ........................................34 to 230°F (1 to 110°C)
Dimensions ......................................................... 3.4" H x 4.4" W x 2.3" D
(85.2 mm H x 111 mm W x 58 mm D)
Shipping Weight .............................................................1.18 lb. (0.54 kg)
Accessories & Service Kits
www.usa.siemens.com/hvac
A-257