What does T9 mean in light bulbs?

The T indicates a tubular design and the number behind it indicates the diameter in 1/8″ increments. So a T9 would be a 1 1/8″ diameter tube and a T10 would be a 1 1/4″ diameter tube.

What size is a T9 fluorescent tube?

29mm
The Circular Fluorescent Tube is a uniquely shaped light source that comes in T5 (15mm diameter), T6 (20mm diameter) and T9 (29mm diameter) formats.

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 is the brightest T9 bulb?

The color is excellent at 4000K and the bulb runs cool, quiet, and is instantly at full brightness….

Special Feature	Dimmable, Magnifying
Wattage	9 watts
Brand	SOLARA-USA
Style	Contemporary

How many watts is a T9 bulb?

Philips Fluorescent Light Bulb, T9, 22 Watts, 8″ Outside Diameter, 12PK | Staples.

What is difference between T10 and T9?

The T10 can control Humidification, Dehumidification, or Ventilation; while the T9 cannot. The T10 can control Humidification, Dehumidification, or Ventilation; while the T9 cannot.

How do you measure a Circline light bulb?

In the case of circlines, you will need the diameter of the bulb. Diameter is a unit of measurement found by measuring from side to side through the center of the object. 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.

How many lumens is a 22 watt fluorescent bulb?

1150 Lumens
LONG LIFE:

	Warm White	Cool White
Wattage	22 Watts	22 Watts
Voltage	120 Volts	120 Volts
Lumens	1150 Lumens	1120 Lumens
Life Hours	12,000 Hours	12,000 Hours