The SF Series actuator requires a 24 Vac, 120 Vac, 208 Vac, or 277 Vac Class-2 supply signal to control Siemens Zone Valves with a 1/10-inch (2.5 mm) stroke.
For use in heating and cooling HVAC applications with Siemens 599 Series Zone
Valves that need 24 lb (105N) nominal force.
- UL listed for plenum installations
- Direct coupled installation without tools
- Manual override
- Visual position indication
- Spring return fail safe operation