The Fireye 61-6990-2 Internal Terminal Base Panel is an electrical wiring base designed for Fireye SB Series flame safeguard and burner management controls. It provides organized connection points for wiring between the burner controller, flame sensors, and other system components. Used in commercial and industrial HVAC boilers, furnaces, and gas or oil-fired heating equipment, this t... https://www.partshnc.com/fireye-61-6990-2-sb22194-internal-terminal-base-panel