Check your unit’s model and serial number

Can this kit be used on VB-9xxx series valves

this unit serves as a critical primary or secondary limit control for hot water heating systems and a secondary safety control for steam boilers

this switch is a staple for contractors requiring high-accuracy airflow proving and system safety logic

Common Questions & Troubleshooting What does this contactor control in a Reznor unit

Veris Industries PX3DXX01 Transducer 322838-754 Check your unit’s model andEffective air management depends on the reliability of your differential pressure monitoring. The Veris Industries PX3DXX01 is a versatile differential pressure transducer designed specifically for duct mounted applications. This high performance sensor excels in duct static pressure monitoring and airflow measurement inside commercial HVAC systems. Unlike standard sensors, the PX3DXX01 features a field selectable switch that allows you to toggle