ROBERTSON 3P20142 Individual Fluorescent eBallast, 2 F54T5HO Linear Lamp, Program Start, 120-277Vac, 50-60Hz, Normal Ballast Factor, HPF, Model PSL254T5MVAH (Replaces Model PSA254T5MV/A) Equivalent to Philips-Advance ICN2S54, ICN-2S54-90C-SC, Universal B254PUNVD Equivalent to Keystone KTEB-254HO-UV-PS-SL, General Electric GE254MVPS-F-42, GE-254MVPSD Equivalent to Hatch HL254HO/PS/UV/W, Fulham RHAUNV254LT5, RH23-UNV-254-LT10 Save by ordering the Quik-Pak of 10 individually packaged ROBERTSON units 2P20142 Take advantage of Robertson's 60 years of electronic design and quality manufacturing experience.