Nu-Calgon Zerol 200TD is compatible with most mineral oils

and 8611-5513

What causes a thermocouple to fail in a high-temperature application

This OEM Trane capacitor is the engineered direct replacement for the legacy CTP0444

McDonnell & Miller 5-M Switch Refrigerant Nu-Calgon Zerol 200TD is compatibleThe McDonnell & Miller 5 M Switch (Part Number 110400) is a critical safety component designed for heavy duty steam boiler control. This manual reset general purpose switch is engineered specifically to interface with Series 93, 193, 94, and 194 combination low water cut off and pump controllers. Featuring a 2 SPDT (dual single pole, double throw) configuration, the 5 M allows for the simultaneous management of independent circuitstypically the burner