it supports a maximum working pressure of up to 450 PSI (700 PSI for R-410A specific applications)

Direct compatibility with Burnham RV5

Ensure you are using 24V power and verify terminal assignments against the technical datasheet to ensure the humidity voltage signal matches your controller input

Operating at dual speeds of 2700/2880 RPM

By utilizing genuine A

Lochinvar & A.O. Smith 100108882 Pressure Switch 318172-701 it supports a maximum workingThe Lochinvar 100108882 (also indexed under A. O. Smith 100108882) is a critical safety differential air pressure switch designed for commercial boilers and water heaters. Calibrated for a fixed setpoint of 1. 10" W. C., this SPNO (Single Pole Normally Open) switch ensures the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. As an OEM replacement part, it is engineered to maintain high limit accuracy