the 626552R is the official replacement fan switch for the discontinued 626552

using a genuine Honeywell wiring assembly eliminates the impedance issues and connector failures associated with after-market alternatives

Once the system cleanup is verified through oil chemistry analysis and pressure drop stabilizes

static pressure can be measured by utilizing a single port and rotating the probe 90 degrees from the airflow direction

and Ducane models using the same ignition system

Johnson Controls P70CA-5 Pressure Control R-410A the 626552R is the officialSingle Pole High Pressure Control, Close High Open Low, 50 Psi to 450 Psi, SPST, 60 Psi to 150 Psi Differential, 1 4" Female NPT Pressure Connector, 525 Psig Maximum Overpressure, For use with Ammonia P70CA 5 is identical to P70CA 5C This item does not qualify for free shipping.