Danfoss 193B-1603 ARA664 Actuator Freon or the blower running continuously

or the blower running continuously

while the integrated end switch allows for seamless sequence-of-operation signaling to secondary equipment like fans or boilers

The 381-356-577 is engineered to withstand the demanding environment of modern hydronic loops

High-Voltage Durability: Rated for standard 208/230V 50/60 Hz operations

Danfoss 193B-1603 ARA664 Actuator Freon or the blower running continuouslyThe Danfoss 193B 1603 (ARA664) is a high torque 3 point floating actuator engineered for precise modulation of DN15 50 mixing valves. Operating on a 24V AC power supply, this unit provides 6 Nm of torque with a 90 degree operating range optimized at a 96 second run time. The integrated auxiliary switch allows for seamless end stop signaling or interlocking with external pumps and boilers, critical for complex hydronic balancing. Its compact design