multi-application controller for modern hydronic systems

reducing amp draw and thermal stress

Verify your specific equipment's millivolt or high-voltage requirements before installation

14004107-001 is identical to 14004107-001/U

Schneider Electric (Barber Colman) MK-6601 Proportional Control Refrigerant multi-application controller for modern hydronicThe Schneider Electric MK 6601 is a rugged 50 square inch pneumatic valve actuator designed for proportional control of valves requiring linear movement. Featuring a 3 8 psi spring range and a 1 2 inch nominal stroke, this spring return actuator ensures consistent positioning and reliable fail safe operation in HVAC systems. The unit is housed in a durable NEMA 1 enclosure, protecting internal components from environmental debris, while the 1 8" NPT