Fluorescent battery module is a single, plug-in dimmer with an additional constant-current output for use in Unison dimming series enclosures. Fluorescent battery module provides cost effective forward phase angle dimming for 2-wire dimming ballasts and non-dimmed power for an integral emergency lighting battery pack, controled under a single breaker. The patented design features high-density, modular assembly, fully-magnetic circuit breaker, and electronic low-end set controls.