the York S1-025-43289-000 is an automatic reset switch

having a reliable Watts 1101064 seal on hand is critical for maintaining HVAC manifold integrity and preventing pressure drops across the circuit

While this is an OEM part for International Environmental equipment

100277953 is the current manufacture part number for the gasket previously identified as ARM1010 or 100133544

Can I reuse my existing O-ring during a float inspection

McDonnell & Miller 176208 Probe Rod the York S1-025-43289-000 is anThe McDonnell & Miller 176208 is a professional grade 4 1 2" 316 stainless steel probe rod (Model P 1 3 SS) engineered for high accuracy liquid level detection in demanding boiler and industrial vessel environments. Designed as a direct replacement component for RS series sensors, this probe integrates seamlessly with PCH, PCL, and LPC 2000 series liquid level controls to ensure consistent conductance based monitoring. Its 316 stainless steel