Fluorescent Light Bulb Sizes Length

If you are using a 60 watt incandescent or a 13 watt compact fluorescent cfl you can switch to a 10 watt led bulb.

Fluorescent light bulb sizes length.

There is no industry standard for the length or wattage of t4 tube lights. Lamps are typically identified by a code such as fxxty where f is for fluorescent the first number xx indicates either the power in watts or length in inches the t indicates that the shape of the bulb is tubular and the last number y is the diameter in eighths of an inch sometimes in millimeters rounded up to the nearest millimeter. Here you have a simple light bulb replacement guide showing you how easy transitioning from your incandescent bulbs to leds can be. Their size is what makes t4 lights popular for under cabinet lighting purposes and accent lighting for displays or a staircase.

All fluorescent lamps use the same technology but there are several different variations and sizes. The diameter of the tube is described in eighths of an inch as it is for incandescent lamps so a fluorescent lamp 1 inch in diameter eight eighths is a t8. T12s are 1 5 inch diameter. The letter or letters in a bulb code indicate either shape or special features such as reflector type.

Pick from fluorescent bulbs and specialty light bulbs. These are known as light bulb codes. Numbers in a bulb code indicate size in millimeters or eighths of an inch. Shapes sizes and bases.

Linear fluorescent tubes are the most common type of fluorescent lamps. The most common form of fluorescent lamp is a straight tube. The difference is in the diameter. Every light bulb has identifying characteristics that are represented by a letter or series of letters and a number.

For pricing and availability. Ge 40 watt 48 in medium bi pin t12 3500 k bright white fluorescent light bulb 2 pack item 903831. Ge 8 watt 12 in miniature bi pin t5 4100 k cool white fluorescent light bulb. There are three common sizes shown in the chart the below.

Sizes range from t2 to t17. 1 888 455 2800 fax 1 508 363 2900.