t5 fluorescent light bulbs
- T5 lamps are fluorescent lamps that are 5/8″ of an inch in diameter.
- The “T” in lamp nomenclature represents the shape of the lamp-tubular.
- These lamps are approximately 40% smaller than T8 lamps
Power and length
|Tube diameter in 1⁄8 in (3.175 mm)||Nominal length||Nominal power (W)|
|T5||6 in, 150 mm||4|
|T5||9 in, 225 mm||6|
|T5||12 in, 300 mm||8|
|T5||21 in, 525 mm||13|
How many lumens is a t5 bulb?
While the standard T5 and T5 HO are the same diameter and length, the 4-ft T5 is rated at 2,900 lumens, similar to the lumen per watt output of a T8 lamp. On the other hand, the 4-ft T5 HO lamp is rated as high as 5,000 lumens, offering twice the maintained light output of a T8 lamp.Sep 1, 2003