ST132R8 Size: 48" x 3.125" Features: -Standard strip light.-Flush , stem or row mounting.-Residential grade electronic ballast.-For residential applications.-Energy star qualified.-cULus certified.-Made in USA. Options: -Available in 18" x 3.125", 24" x 3.125", 36" x 3.125", 48" x 3.125", 24" x 4.25", 36" x 4.25" or 48" x 4.25" sizes. Color/Finish: -White finish.-Rugged steel chassis with baked white enamel finish. Specifications: -18" x 3.125" Standard strip light accommodates (1)15W T8 fluorescent bulb.-24" x 3.125" Standard strip light accommodates (1) 17W T8 fluorescent bulb.-36" x 3.125" Standard strip light accommodates (1) 25W T8 fluorescent bulb.-48" x 3.125" Standard strip light accommodates (1) 32W T8 fluorescent bulb.-24" x 4.25" Standard strip light accommodates (2) 17W T8 fluorescent bulbs.-36" x 4.25" Standard strip light accommodates (2) 25W T8 fluorescent bulbs.-48" x 4.25" Standard strip light accommodates (2) 32W T8 fluorescent bulbs. Dimensions: -18" x 3.125" Standard strip light overall dimensions: 3.75" H x 3.125" W x 18" D.-24" x 3.125" Standard strip light overall dimensions: 3.75" H x 3.125" W x 24" D.-36" x 3.125" Standard strip light overall dimensions: 3.75" H x 3.125" W x 36" D.-48" x 3.125" Standard strip light overall dimensions: 3.75" H x 3.125" W x 48" D.-24" x 4.25" Standard strip light overall dimensions: 3.75" H x 4.25" W x 24" D.-36" x 4.25" Standard strip light overall dimensions: 3.75" H x 4.25" W x 36" D.-48" x 4.25" Standard strip light overall dimensions: 3.75" H x 4.25" W x 48" D.