An emergency lighting ballast device includes a housing; a circuit disposed within the housing and configured to receive a battery supply voltage and to process the battery supply voltage for driving one or more fluorescent lamps; and at least three ballast outputs providing at an exterior of the housing, each ballast output being directly connected to a different electrical component of the circuit than the other ballast outputs and being configured to be selectively connected to the one or more fluorescent lamps to supply power from the circuit to the one or more fluorescent lamps.