McDonnell & Miller P-4-SS Probe Rod Els PW 17895 or visible vibration are key

or visible vibration are key indicators

This genuine Erie zone valve replacement is a standard for contractors seeking reliable steam distribution and long-term system performance

Universal Compatibility: Standard threaded connection fits most high-temperature BASO pilot burners and safety valves

supporting applications from warming drawers to high-wattage hot plates

Rapid Installation: Standardized terminal layout allows for quick refrigeration repair

McDonnell & Miller P-4-SS Probe Rod Els PW 17895 or visible vibration are keyThe McDonnell & Miller P 4 SS Probe Rod (Part Number 179545) is a heavy duty, 48 inch 316 stainless steel probe rod engineered for precision liquid level sensing in demanding boiler environments. Designed as a critical boiler safety device, this probe features a specialized PTFE coating (Teflon) to prevent bridging and ensure accurate conductance signals, especially in systems prone to sediment or scale buildup. It serves as a direct replacement