What does 840 mean on a fluorescent tube?

The first digit is the CRI with 8 representing 80% and 6 representing 60% etc. The last 2 digits are the colour temperature in hundreds of Kelvin so 6000K would be represented by 60. So for example 840 means the lamp has a CRI of 80% and a colour temperature of 4000K.

What do the numbers on fluorescent lights mean?

Fluorescent tube shape Linear fluorescent lamps typically include a “T” in the shape abbreviation with a number following it. This “T” stands for tube and the number that follows is the diameter of the tube. That number is divided into 8 to translate into inches. So a T8 has a one inch diameter.

Is G13 the same as T8?

A T8 tube is also called a TL-D tube from Philips and a Lumilux tube from Osram. You can recognize a T8 tube from it’s 28mm diameter. The socket is called G13 this because the 2 pins are 13mm apart from each other. .

What size are standard fluorescent lights?

The length varies for each size of bulb, standard T8s are available in 2ft, 3ft, 4ft, 5ft and 6ft; standard T12s are available in 2ft, 4ft, 5ft, 6ft and 8ft. Standard T5s are smaller and are available in 6, 9, 12 and 21 inches.

Which is better LED or fluorescent?

Both types of lighting are energy-efficient when compared to traditional incandescent bulbs. LED technology costs more than CFL and fluorescent lighting, but the LED bulbs also last longer and use less energy than fluorescent bulbs. LED bulbs are also more durable than fluorescent bulbs due to their compact size.

How do you read a fluorescent light code?

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 …

How do I know if I have T8 or T12?

If no markings are available, the size in diameter of the tube is the easiest way to determine the type you have installed. T8 tubes are 1-inch in diameter and T12 tubes are 1 1/2 -inch.

What are the different sizes of fluorescent tubes?

Fluorescent tubes are measured in eighths of an inch. A T8 has a one inch (8/8 inch) diameter, a T5 has a 5/8 inch diameter, and a T12 is a 12/8 inch (1.5 inch) in diameter.

What are the 3 types of regular fluorescent lamp?

There are three basic kinds of light bulbs on the market: incandescent, halogen, and CFL (compact fluorescent light).

Can I replace fluorescent tubes with LED?

Yes, you can replace fluorescent tubes with LED tubes or LED integrated fixtures. As long as the bulb is compatible with the existing fluorescent ballast in the fixture, you simply remove the fluorescent and replace it with the LED tube light.

How big is a fluorescent light bulb starter?

Single Tube Starter FS125 70W to 125W 6ft fluorescent tubes of 70W and over.

Where can I buy a fluorescent light bulb?

With hundreds of options to choose from, Lowe’s is ready for all your business or home fluorescent light needs. Whether you’re buying for a factory, office, industrial site or home, you’ll find a fluorescent bulb in the length, dimensions and wattage you need.

What kind of fluorescent lighting does Philips use?

Fluorescent tube lighting from Philips offers long life and quality, energy-saving task lighting. Available in a broad range of colors and sizes, including soft white or daylight plus for extra brightness. Find circuline, U-bent, and linear tubes.

Can a fluorescent light be used at both ends?

Fluorescent tube lights at one end only. Fluorescent tube lights at the ends only but not in the middle. When considering re-lamping an area with multiple tubes we suggest replacing all the old tubes for new. Older tubes lose colour and can appear dull over time.