As a direct replacement for AP10399B-2

Professional installation is required to ensure proper shaft alignment and wiring integration within the furnace's control circuit

eliminating the need for complex internal lead swapping

significantly reducing turbulence and increasing 3275 CFH flow capacity

17" to 6" WC range covers most commercial air proving and filter monitoring requirements

Johnson Controls P499VAP-105K Pressure Transducer Kit 320788-703 As a direct replacement forThe Johnson Controls P499VAP 105K is a precision electronic pressure transducer engineered for demanding HVACR applications, providing a linear 0 to 10 Vdc output signal. Designed for high side pressure monitoring in commercial refrigeration and air conditioning systems, this kit features a 0 to 500 psi range with a robust 1 8" 27 NPT external thread fitting. As the direct replacement for the legacy P499VAP 105, it utilizes a stainless steel