Siemens SBC28.2 2-position electric actuator For use in heating, ventilation and air conditioning systems to operate two-port ballvalves, types VBZ ½” – ¾” – 1” – 1 ¼” Datasheet

Siemens SBC28.3 2-position electric actuator For use in heating, ventilation and air conditioning systems to operate two-port ballvalves, types VBZ 1½” – 2” Datasheet

Siemens SBC28.4 2-position electric actuator For use in heating, ventilation and air conditioning systems to operate three-port ball valves, types XBZ 3/4” – 2” Datasheet