20W External Emergency Battery Driver, 90+ Min Runtime, 100-277V AC Input, 50-150V DC Output

The D-EMS-HV-20W is a 20W external emergency battery driver designed to maintain illumination during power outages. It is intended for use with compatible LED luminaires in commercial and industrial applications where code-compliant emergency lighting is required. The driver accepts an input voltage range of 100-277V AC at 50/60 Hz, drawing 100 mA maximum, and delivers a DC output of 50-150V at 170 mA. Rated runtime on battery is more than 90 minutes, and the external 11.1V 4000 mAh lithium-ion pack recharges in approximately 24 hours. An illuminated test switch and indicator light report charging and emergency modes, and the unit operates from 0°C to +50°C. The driver is UL Listed and RoHS compliant, and is covered by a 1-year warranty.