How much electricity does a T8 ballast use?
How much electricity does a T8 ballast use?
They consume eight to 10 watts when operating with the lamp in the circuit. The ballast will consume about four watts when the lamps are removed although the ballast is still energized.
How many watts does a T8 fixture use?
It may be expected that the electric power needed to operate a 32-watt T8 fluorescent lamp will be 32 watts; however, this designation is simply the nominal power of the lamp.
Do fluorescent tube lights use a lot of electricity?
Fluorescent lamps, including compact fluorescent lights (CFLs), use about 75 percent less energy than incandescent bulbs and last six to 15 times as long, according to the U.S. Department of Energy (DOE). But it’s widely believed that these popular bulbs use a lot of energy to start up. Otherwise, turn the light off.
How much does it cost to run a fluorescent tube per day?
Comparison Between LED, CFL and Incandescent Light Bulbs:
| LED | CFL | |
|---|---|---|
| Cost per bulb | $2.50 | $2.40 |
| Daily cost* | $0.005 | $0.007 |
| Annual cost* | $1.83 | $2.56 |
| Cost for 50k hours @ $0.10 kWh | $50 | $70 |
How much energy does a ballast consume?
Standard ballasts consist of a core and coil assembly. On a typical fixture with two 4 foot 40 watt T-12 fluorescent lamps, the ballast consumes about 13 to 16 watts of electricity. Thus the total consumption of the two lamps plus the ballast is about 93 to 96 watts.
How much energy does fluorescent tube use?
1. Energy Consumption
| Technology | Ballast Factor | Annual Consumption (24/7 operation – 1 bulb) |
|---|---|---|
| 34 Watt T12 Fluorescent Tubes | 0.88 | 376.68 kWh |
| 16 Watt T8 Equivalent LED Tube | 1 | 140.16 kWh |
How many lumens does a 4 foot T8 fluorescent bulb?
28 Watt LED Bulb – 4 Foot T8 Lamp – 3,000 Lumens – Replacement or Upgrade for Fluorescent Light(-Heavy Frost-110-277 VAC).
Is it cheaper to leave fluorescent tube lights on?
You may have heard people say: “It’s best to leave fluorescent lights on: it’s cheaper than switching them on and off”. It is true that switching on/off fluorescents reduces lamp life but lamps are designed to be switched on/off up to seven times a day without any effect on their life.
What is the power consumption of tube light?
1. Energy Consumption
| Technology | Ballast Factor | Operational Wattage |
|---|---|---|
| 34 Watt T12 Fluorescent Tubes | 0.88 | 43 Watts |
| 16 Watt T8 Equivalent LED Tube | 1 | 16 Watts |