Bodine fluorescent emergency ballasts allow you to easily covert new or existing fluorescent lamp fixtures into code complaint emergency lighting. Bodine fluorescent emergency ballasts are compatible with most linear and compact lamps, operating most single and bi-pin fluorescent lamps, including U-shaped, HO, VHO, circline and energy-saving, and 4-pin long compacts. They are compatible with electronic, standard, energy-saving and dimming AC ballasts. Bodine emergency ballasts are UL Listed for factory or field installation, provide at least 90 minutes of emergency lighting and can produce up to 3500 lumen initial light output, depending on the model.