McDonnell & Miller TC-4 Valves 30067439-890 and HLC2510K without requiring wiring

and HLC2510K without requiring wiring modifications

and one normally closed

reducing unbilled return calls

Can the rotation direction be adjusted in the field

Durable Construction: Heavy-duty internal diaphragms and solenoids designed for consistent performance in demanding HVACR applications

McDonnell & Miller TC-4 Valves 30067439-890 and HLC2510K without requiring wiringFor industrial boiler applications requiring precise low water cut off (LWCO) verification, the McDonnell & Miller TC 4 Test and Check Valves (Part Number 195000) provide a critical interface for maintenance and safety compliance. This 1" NPT dual valve set is engineered specifically for use with McDonnell & Miller controllers, allowing technicians to isolate the water column and simulate low water conditions without draining the entire system.