actuator and a -way hydraulic pilot valve. the actuator is neutralized from water damages by an isolating membrane, which hermetically isolates it from the water. the model s- - w-bb consumes power only when switching positions, using a very short electric impulse. this prolongs life of batteries and...
actuator and a -way hydraulic pilot valve. the actuator is neutralized from water damages by an isolating membrane, which hermetically isolates it from the water. the model s- - w-bb consumes power only when switching positions, using a very short electric impulse. this prolongs life of batteries and...