or 45-second ignition systems

if a vent limiting device is added

making it a versatile truck-stock item

FAN) to be connected to the same terminal bank

but the technical specifications and 2-7# compression rate are identical

KMC Controls REE-1004 Relay or 45-second ignition systemsOptimize your VAV terminal unit performance with the KMC Controls REE 1004 Relay Module, a specialized solution for constant volume control. This module is engineered to provide precise airflow regulation without the necessity of a room thermostat, allowing for a thermostat free flow control setup that simplifies field installations. The REE 1004 relay is a critical component for contractors managing KMC CEE 4000, CEP 4000, CSE 4000, and CSP 4000