Fluorescent Light Bulb Base Types

The most familiar is the edison screw base found on most incandescent bulbs and many halogen compact fluorescent hid and now led bulbs.

Fluorescent light bulb base types.

Pin type bases base codes gu5 3 gu10 and gu24. Connects to a medium bi pin g13 base. The most commonly available is the t8 bulbs. There are two major types of compact fluorescent lamp screw in and plug in.

Certain longer fluorescent led tubes will be assessed a shipping surcharge. The common terms are medium intermediate candelabra and mogul. Pin type bases are normally used for track lighting landscape bulbs. Look at your fixture to determine its base type.

In 1980 philips became the first manufacturer to mass produce a compact fluorescent bulb with a screw in base. Since their introduction as a commercial product in 1939 many different types of fluorescent lamp have been introduced. Most common light bulb uses including lamps recessed flush mount flood lights are going to have one of the first three base types shown above. T8 fluorescent bulb 32 watt pin spacing 13mm sold in a wide range of color temperature and light output in lumens straight or u shaped.

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. Systematic nomenclature identifies mass market lamps as to overall shape power rating length color and other electrical and illuminating characteristics. The difference is in the diameter. For alaska hawaii the base rate is 27 59 and surcharges may apply for larger orders.

There are tens of unique bases for light bulbs. All fluorescent lamps use the same technology but there are several different variations and sizes. T5 fluorescent bulb 13 watt from ge pin spacing 5 mm. For shipments to canada you can add some items to your cart to determine the shipping rate.

Medium standard base code. This type of fluorescent tube lighting is the most popular because of its high cri and many color temperature options. Intermediate base code. Connects to miniature g5 base.

T8 lights are a good choice for an adjustable lighting system because of their color temperature range from a soft yellow white to bright daylight. Linear fluorescent tubes are the most common type of fluorescent lamps. There are three common sizes shown in the chart the below. This is to cover all of the additional shipping materials that are needed to ensure a safe.

Look at your fixture to determine its base type. T12s are 1 5 inch diameter fluorescent tubes. Candelabra base code.