McDonnell & Miller AP-3-SS-J Probe Rod reducing downtime and maintenance overhead

reducing downtime and maintenance overhead for commercial mechanical contractors

preventing total coil failure during overcurrent events

High Reliability: Features a durable SPST switch mechanism that withstands the cycling demands of modern high-efficiency heating equipment

and Janitrol split systems

If the ac contactor shows visible burn marks or fails a continuity test

McDonnell & Miller AP-3-SS-J Probe Rod reducing downtime and maintenance overheadThe McDonnell & Miller AP 3 SS J (Part Number 176231) is a heavy duty, 39 inch (991mm) stainless steel probe rod designed for high precision liquid level sensing in commercial and industrial boiler applications. Engineered for compatibility with conductance type level controls, this ambient probe provides the critical conductive path required for low water cut off (LWCO) and pump control sequencing. In the field, its 300 series stainless steel