What does T4 light bulb mean?

T4 (13mm Diameter) They’re compact and easy to install making them perfect for illuminating kitchen counters and worktops as well as under cabinet lighting. These tubes will generally use between six and eight times less energy. This will save you money and help save the environment.

What are Circline bulbs?

Circline light bulbs provide a bright, cool white light, and the circular shape of these bulbs is what sets them apart from similar bulbs in the industry. They are designed for specific light fixtures that require circular shaped bulbs and four-pin bases.

What lengths do T4 bulbs come in?

We currently offer T4 tube lights that come in lengths ranging from 218mm to 747mm that can emit either a white, cool white or warm white colour temperature depending on the atmosphere that you want to create in your space.

What sizes do Circline bulbs come in?

The most common sizes include T5, T9, and T6 – where the T stands for “tubular” and the number is a measurement in eighths of an inch. For example, a T5 is a tubular bulb that is 5/8” in diameter. A T6 will typically be a double circline bulb which will make this step much easier.

What is the difference between T4 and T5 bulbs?

“The size is the main difference and the T5 series use grounded 3 prong plugs and wiring across the entire series. The T4 is probably a bit more efficient, but it’s not significant enough to recommend over the T5. Go with the sizes that work for you.”

Are G8 and T4 the same?

Answer: T4 is bulb size i.e. length and maybe diameter- 1.77″long (44.95mm). G8 is the base dimension – it has two pins, 1mm in diameter, and about 13mm or 13.5mm long (very close to 1/2 inch) and 8mm apart.

How many watts does a 4 foot fluorescent light use?

32-watt
ANSI considers the 4-foot, 32-watt T8 lamp to be a rapid-start lamp, but it is commonly operated using an instant-start circuit in which the two pins on each end of the lamp are electrically connected or shunted together.