Wheelock BB-17F Battery Box for up to 17Ah Batteries, Mounts below FACP CabinetProduct Overview The Fire Lite BB 17F Battery Box may be used to house up to two 17AH batteries. It mounts directly below the FACP cabinet. Knockouts are provided on the top surface of the battery box. Main Features Optional module that converts all four IDCs and two NACs to Class A operation Selectable for System Sensor, Wheelock, and Gentex protocols Temporal or Steady signal General Information Name: Fire Lite BB 17F Battery Box for up to 17Ah