Lutron EcoSystem Ballasts Model Numbers
EcoSystem Ballasts
Please note that not all listed models can be used in all regions. Verify that the voltage requirements of the desired ballast matches that of your region. All models listed here are UL and CSA certified, unless otherwise noted.

View all technical documentation for this item.
EcoSystem Ballasts for T8 Linear and U-Bent
View all technical documentation for this system.
Product DescriptionCapacity Model Number
T8 Linear, 1 lamp, 10% dimming17 W / 120 V EC5 T817 J UNV 1
T8 Linear, 1 lamp, 10% dimming17 W / 240 V EC5 T817 J UNV 1
T8 Linear, 1 lamp, 10% dimming17 W / 277 V EC5 T817 J UNV 1
T8 Linear, 2 lamps, 10% dimming17 W / 120 V EC5 T817 J UNV 2
T8 Linear, 2 lamps, 10% dimming17 W / 240 V EC5 T817 J UNV 2
T8 Linear, 2 lamps, 10% dimming17 W / 277 V EC5 T817 J UNV 2
T8 Linear, 1 lamp, 10% dimming25 W / 120 V EC5 T825 J UNV 1
T8 Linear, 1 lamp, 10% dimming25 W / 240 V EC5 T825 J UNV 1
T8 Linear, 1 lamp, 10% dimming25 W / 277 V EC5 T825 J UNV 1
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 240 V EC5 T832 G UNV 2L
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 120 V EC5 T832 G UNV 2L
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 277 V EC5 T832 G UNV 2L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 240 V EC5 T832 G UNV 317L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 120 V EC5 T832 G UNV 317L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 277 V EC5 T832 G UNV 317L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 120 V EC5 T832 G UNV 3L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 240 V EC5 T832 G UNV 3L
T8 Linear/U-bend, 3 lamps, 10% dimming32 W / 277 V EC5 T832 G UNV 3L
T8 Linear/U-bend, 1 lamp, 10% dimming32 W / 277 V EC5 T832 J UNV 1
T8 Linear/U-bend, 1 lamp, 10% dimming32 W / 240 V EC5 T832 J UNV 1
T8 Linear/U-bend, 1 lamp, 10% dimming32 W / 120 V EC5 T832 J UNV 1
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 277 V EC5 T832 J UNV 2
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 240 V EC5 T832 J UNV 2
T8 Linear/U-bend, 2 lamps, 10% dimming32 W / 120 V EC5 T832 J UNV 2
T8 Reduced wattage 4ft, 3 lamps, 10% dimming25 W / 120 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming25 W / 240 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming25 W / 277 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 1 lamp, 10% dimming25 W / 120 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming25 W / 240 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming25 W / 277 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 2 lamps, 10% dimming25 W / 120 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 2 lamps, 10% dimming25 W / 240 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 2 lamps, 10% dimming25 W / 277 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 3 lamps, 10% dimming28 W / 120 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming28 W / 240 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming28 W / 277 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 1 lamp, 10% dimming28 W / 120 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming28 W / 240 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming28 W / 277 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 2 lamps, 10% dimming28 W / 120 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 2 lamps, 10% dimming28 W / 240 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 2 lamps, 10% dimming28 W / 277 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 3 lamps, 10% dimming30 W / 120 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming30 W / 240 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 3 lamps, 10% dimming30 W / 277 V EC5 T8RW G UNV 3L
T8 Reduced wattage 4ft, 1 lamp, 10% dimming30 W / 120 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming30 W / 240 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 1 lamp, 10% dimming30 W / 277 V EC5 T8RW J UNV 1
T8 Reduced wattage 4ft, 2 lamps, 10% dimming30 W / 120 V EC5 T8RW J UNV 2
T8 Reduced wattage 4ft, 2 lamps, 10% dimming30 W / 240 V EC5 T8RW J UNV 2
T8 Linear, 2 lamps, 10% dimming25 W / 120 V EC5 T825 J UNV 2
T8 Linear, 2 lamps, 10% dimming25 W / 240 V EC5 T825 J UNV 2
T8 Linear/U-bend, 2 lamps, 10% dimming25 W / 277 V EC5 T825 J UNV 2

EcoSystem Ballasts for T5 Linear
View all technical documentation for this system.
Product DescriptionCapacity Model Number
T5 Linear, 1 lamp, 10% dimming14 W / 277 V EC5 T514 J UNV 1
T5 Linear, 1 lamp, 10% dimming14 W / 120 V EC5 T514 J UNV 1
T5 Linear, 1 lamp, 10% dimming14 W / 240 V EC5 T514 J UNV 1
T5 Linear, 2 lamps, 10% dimming14 W / 277 V EC5 T514 J UNV 2
T5 Linear, 2 lamps, 10% dimming14 W / 240 V EC5 T514 J UNV 2
T5 Linear, 2 lamps, 10% dimming14 W / 120 V EC5 T514 J UNV 2
T5 Linear, 1 lamp, 10% dimming21 W / 240 V EC5 T521 J UNV 1
T5 Linear, 1 lamp, 10% dimming21 W / 277 V EC5 T521 J UNV 1
T5 Linear, 1 lamp, 10% dimming21 W / 120 V EC5 T521 J UNV 1
T5 Linear, 2 lamps, 10% dimming21 W / 277 V EC5 T521 J UNV 2
T5 Linear, 2 lamps, 10% dimming21 W / 240 V EC5 T521 J UNV 2
T5 Linear, 2 lamps, 10% dimming21 W / 120 V EC5 T521 J UNV 2
T5 Linear, 1 lamp, 10% dimming28 W / 120 V EC5 T528 J UNV 1
T5 Linear, 1 lamp, 10% dimming28 W / 240 V EC5 T528 J UNV 1
T5 Linear, 1 lamp, 10% dimming28 W / 277 V EC5 T528 J UNV 1
T5 Linear, 2 lamps, 10% dimming28 W / 120 V EC5 T528 J UNV 2
T5 Linear, 2 lamps, 10% dimming28 W / 240 V EC5 T528 J UNV 2
T5 Linear, 2 lamps, 10% dimming28 W / 277 V EC5 T528 J UNV 2
T5 Linear, 1 lamp, 10% dimming35 W / 277 V EC5 T535 J UNV 1
T5 Linear, 1 lamp, 10% dimming35 W / 240 V EC5 T535 J UNV 1
T5 Linear, 1 lamp, 10% dimming35 W / 120 V EC5 T535 J UNV 1

EcoSystem Ballasts for T5 HO Linear
View all technical documentation for this system.
Product DescriptionCapacity Model Number
T5-HO Linear, 1 lamp, 10% dimming24 W / 120 V EC5 T524 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming24 W / 240 V EC5 T524 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming24 W / 277 V EC5 T524 J UNV 1
T5-HO Linear, 2 lamps, 10% dimming24 W / 277 V EC5 T524 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming24 W / 240 V EC5 T524 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming24 W / 120 V EC5 T524 J UNV 2
T5-HO Linear, 1 lamp, 10% dimming39 W / 277 V EC5 T539 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming39 W / 120 V EC5 T539 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming39 W / 240 V EC5 T539 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming54 W / 240 V EC5 T554 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming54 W / 120 V EC5 T554 J UNV 1
T5-HO Linear, 1 lamp, 10% dimming54 W / 277 V EC5 T554 J UNV 1
T5-HO Linear, 2 lamps, 10% dimming54 W / 240 V EC5 T554 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming54 W / 277 V EC5 T554 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming54 W / 120 V EC5 T554 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming39 W / 277 V EC5 T539 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming39 W / 120 V EC5 T539 J UNV 2
T5-HO Linear, 2 lamps, 10% dimming39 W / 240 V EC5 T539 J UNV 2

EcoSystem Ballasts for T5 Twin-tube
View all technical documentation for this system.
Product DescriptionCapacity Model Number
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 240 V EC5 T536 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 277 V EC5 T536 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 120 V EC5 T536 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 120 V EC5 T539 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 240 V EC5 T539 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming36 W / 277 V EC5 T539 J UNV 2
T5 Twin-Tube, 3 lamps, 10% dimming40 W / 277 V EC5 T540 G UNV 3L
T5 Twin-Tube, 3 lamps, 10% dimming40 W / 240 V EC5 T540 G UNV 3L
T5 Twin-Tube, 3 lamps, 10% dimming40 W / 120 V EC5 T540 G UNV 3L
T5 Twin-Tube, 1 lamp, 10% dimming40 W / 277 V EC5 T540 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming40 W / 240 V EC5 T540 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming40 W / 120 V EC5 T540 J UNV 1
T5 Twin-Tube, 2 lamps, 10% dimming40 W / 277 V EC5 T540 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming40 W / 240 V EC5 T540 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming40 W / 120 V EC5 T540 J UNV 2
T5 Twin-Tube, 1 lamp, 10% dimming50 W / 277 V EC5 T550 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming50 W / 120 V EC5 T550 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming50 W / 240 V EC5 T550 J UNV 1
T5 Twin-Tube, 2 lamps, 10% dimming50 W / 277 V EC5 T550 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming50 W / 240 V EC5 T550 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming50 W / 120 V EC5 T550 J UNV 2
T5 Twin-Tube, 1 lamp, 10% dimming55 W / 240 V EC5 T555 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming55 W / 277 V EC5 T555 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming55 W / 120 V EC5 T555 J UNV 1
T5 Twin-Tube, 2 lamps, 10% dimming55 W / 277 V EC5 T555 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming55 W / 120 V EC5 T555 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming55 W / 240 V EC5 T555 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming39 W / 120 V EC5 T536 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming39 W / 240 V EC5 T536 J UNV 2
T5 Twin-Tube, 2 lamps, 10% dimming39 W / 277 V EC5 T536 J UNV 2
T5 Twin-Tube, 1 lamp, 10% dimming36 W / 120 V EC5 T536 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming36 W / 240 V EC5 T536 J UNV 1
T5 Twin-Tube, 1 lamp, 10% dimming36 W / 277 V EC5 T536 J UNV 1
T5 Twin-Tube, 1 lamps, 10% dimming39 W / 120 V EC5 T536 J UNV 1
T5 Twin-Tube, 1 lamps, 10% dimming39 W / 240 V EC5 T536 J UNV 1
T5 Twin-Tube, 1 lamps, 10% dimming39 W / 277 V EC5 T536 J UNV 1

EcoSystem Ballasts for T4 Quad-tube 4-pin
View all technical documentation for this system.
Product DescriptionCapacity Model Number
CFL Quad Tube, 1 lamp, 5% dimming18 W / 120 V EC3D T418 K U 1
CFL Quad Tube, 1 lamp, 5% dimming18 W / 240 V EC3D T418 K U 1
CFL Quad Tube, 1 lamp, 5% dimming18 W / 277 V EC3D T418 K U 1
CFL Quad Tube, 2 lamps, 5% dimming18 W / 277 V EC3D T418 K U 2
CFL Quad Tube, 2 lamps, 5% dimming18 W / 120 V EC3D T418 K U 2
CFL Quad Tube, 2 lamps, 5% dimming18 W / 240 V EC3D T418 K U 2
CFL Quad Tube, 1 lamp, 5% dimming26 W / 240 V EC3D T4MW K U 1
CFL Quad Tube, 1 lamp, 5% dimming26 W / 277 V EC3D T4MW K U 1
CFL Quad Tube, 1 lamp, 5% dimming26 W / 120 V EC3D T4MW K U 1
CFL Quad Tube, 2 lamps, 5% dimming26 W / 120 V EC3D T4MW K U 2
CFL Quad Tube, 2 lamps, 5% dimming26 W / 240 V EC3D T4MW K U 2
CFL Quad Tube, 2 lamps, 5% dimming26 W / 277 V EC3D T4MW K U 2

EcoSystem Ballasts for T4 Triple-tube 4-pin
View all technical documentation for this system.
Product DescriptionCapacity Model Number
CFL Triple Tube, 2 lamps, 5% dimming42 W / 240 V EC3D T442 K U 2
CFL Triple Tube, 2 lamps, 5% dimming42 W / 120 V EC3D T442 K U 2
CFL Triple Tube, 1 lamp, 5% dimming18 W / 277 V EC3D T418 K U 1
CFL Triple Tube, 1 lamp, 5% dimming18 W / 120 V EC3D T418 K U 1
CFL Triple Tube, 1 lamp, 5% dimming18 W / 240 V EC3D T418 K U 1
CFL Triple Tube, 2 lamps, 5% dimming18 W / 120 V EC3D T418 K U 2
CFL Triple Tube, 2 lamps, 5% dimming18 W / 240 V EC3D T418 K U 2
CFL Triple Tube, 2 lamps, 5% dimming18 W / 277 V EC3D T418 K U 2
CFL Triple Tube, 1 lamp, 5% dimming32 W / 277 V EC3D T4MW K U 1
CFL Triple Tube, 1 lamp, 5% dimming32 W / 120 V EC3D T4MW K U 1
CFL Triple Tube, 1 lamp, 5% dimming32 W / 240 V EC3D T4MW K U 1
CFL Triple Tube, 1 lamp, 5% dimming26 W / 120 V EC3D T4MW K U 1
CFL Triple Tube, 1 lamp, 5% dimming26 W / 277 V EC3D T4MW K U 1
CFL Triple Tube, 1 lamp, 5% dimming26 W / 240 V EC3D T4MW K U 1
CFL Triple Tube, 2 lamps, 5% dimming26 W / 120 V EC3D T4MW K U 2
CFL Triple Tube, 2 lamps, 5% dimming26 W / 240 V EC3D T4MW K U 2
CFL Triple Tube, 2 lamps, 5% dimming26 W / 277 V EC3D T4MW K U 2
CFL Triple Tube, 2 lamps, 5% dimming32 W / 120 V EC3D T4MW K U 2
CFL Triple Tube, 2 lamps, 5% dimming32 W / 240 V EC3D T4MW K U 2
CFL Triple Tube, 2 lamps, 5% dimming32 W / 277 V EC3D T4MW K U 2