this DCB filter board prevents improper signal modulation and potential system shutdowns due to electrical transients

check your existing wiring to ensure the matching HVAC capacitor is in good condition

The unit features standard 3/4" x 1/2" NPT connections

This is a normally open (NO) assembly

Maxitrol R400Z-1/2-CSA Valve 320788-702 this DCB filter board preventsThe Maxitrol R400Z 1 2 CSA is a specialized zero governor gas regulator engineered for high precision control in proportional air gas mixing systems. This balanced valve regulator is a critical component for industrial burner applications, nozzle mixers, and pre mixers where maintaining a constant atmospheric or sub atmospheric pressure is essential. Designed with a 1 2" NPT connection, the R400Z serves as an adaptable gas pressure regulator capable