Fluorescent Light Bulbs Sizes

Find the light bulb base type you re looking for with this visual chart detailed illustrations of general bases fluorescent bases and specialty halogen base types.

Fluorescent light bulbs sizes.

The t stands for tubular and the numbers are an index for the diameter in inches of the tube. Sizes range from t2 to t17. Fluorescent circline tubes are typically 1 and 1 8 of an inch in diameter. Fluorescent tube sizes guide there are 4 different fluorescent light options.

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. Alto supreme linear t12 fluorescent tube light bulb cool white 4100k 10 pack. Most tube lighting will have its size mentioned on an end of the tube. The terminology comes from t for tubular and the diameter of the bulb in eighths of an inch so t8 represents a tube of 8 8ths of an inch or 1 inch.

Many compact fluorescent lamps integrate the auxiliary electronics into the base of the lamp allowing them to fit into a regular light bulb socket. The fluorescent bulb s t number in essence gives the bulb diameter and its connecting pin design. The compact fluorescent lamp cfl is becoming more popular. T4 4 8 bulb diameter or 1 2 t5 5 8 bulb diameter t8 8 8 bulb diameter or 1.

Philips 40 watt 4 ft. Typical diameters are t12 or t38 1 1 2 in or 38 mm for residential lamps with magnetic ballasts t8 or t26 1 in or 25 mm for commercial energy saving lamps with electronic ballasts and t5 or t16 5 8 in or 16 mm for very small lamps which may even operate from a battery powered device. The most common form of fluorescent lamp is a straight tube. Find the lightbulbs shape you re looking for with this visual chart detailed illustrations of bulb shapes include a19 mr16 par and linear fluorescent tubes.

Types of tube light bulbs while there are multiple types of led and fluorescent tube lights the three most common are t12 t8 and t5. Fluorescent lamps come in many shapes and sizes.