Detailed Product Description ModelLamp typeNo. of LampsInput VoltageBallast FactorRated LifePLB-MU-132FO32/XP1120-2770.8830000PLB-MU-232FO32/XP2120-2770.8830000PLB-MU-332FO32/XP3120-2770.8830000PLB-MU-432FO32/XP4120-2770.88300001,New univeral voltage 120-277V 2,New small enclosure size3,30~40% energy savings4, 0 Fahrenheit degree starting5, THD<10%6,High luminious efficiancy7,Virtually eliminates ...