Weil McLain 511-405-006 Ciculator Cartridge 30067439-890 The circuit will not re-close

The circuit will not re-close automatically once the temperature drops below the setpoint

specifically rated for 25 amps at 120-600 VAC

you must utilize an ASCO enclosure rated for NEMA 7 or 9

This robust unit utilizes two independent SPDT switches to monitor both the high and low sides of your refrigerant circuit

while 0 Ohms indicates a short

Weil McLain 511-405-006 Ciculator Cartridge 30067439-890 The circuit will not re-closeThe Weil McLain 511 405 006 Circulator Cartridge is a field proven OEM replacement part engineered specifically for high efficiency AHE Boiler models. Designed for professional hydronic applications, this wet rotor circulator cartridge replaces worn motor assemblies without requiring a full pump housing teardown, saving significant bench time on the job site. The assembly features a high grade centrifugal impeller and water lubricated bearings that