York S1-029-25428-000 Detector 328140-751 Always verify the specific system

Always verify the specific system piping and internal check valve requirements before using it in a bi-directional heat pump circuit

requiring a 5/370 MFD capacitor for optimal starting torque and operational efficiency

this module offers the field flexibility required for demanding head pressure control and staging logic in high-performance mechanical environments

chain operated liquid level gauge solution that eliminates the need for ladders or platforms during routine blowdowns

Integrated Components: Pre-assembled shaft and bearings reduce labor time by eliminating the need to source and balance individual internal parts

York S1-029-25428-000 Detector 328140-751 Always verify the specific systemThe York S1 029 25428 000 is an OEM duct smoke detector engineered for precise integration into light commercial and residential HVAC systems. Designed with a 4 wire photoelectric sensor head, this unit utilizes low flow technology to maintain reliable performance across air velocities ranging from 100 to 4,000 feet per minute (FPM). It serves as a direct HVAC replacement part for existing safety infrastructures, featuring a dedicated harness control