To safely replace the ballast in your fluorescent light turn off the lamp remove it and check the voltage of the feed wires with a voltmeter.
Fluorescent light ballast replacement cost.
If accessible replace ballast.
Ballasts are available in a standard light output high light output and a low watt design with input voltages of 120 to 277 or 347.
To regulate the current flowing throughout fluorescent lights we use what s known as a ballast.
Considering ballast replacement costs now and every 10 15 years or so maybe and potentially very significant commonly 2 3 3 4 electric savings changing to a more modern light may save you a lot of in the long run especially since they if they meet the claimed life last the 3 5 times as long as a conventional lamp though my.
These ballasts are available in either instant start or programmed start ignition for extended lamp life in frequent switching applications such as those where occupancy sensors or motion detectors are being used.
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What is the ballast in a fluorescent light.
Remove and reseat tube in sockets.
Insert the red blue black and white wires in their corresponding holes screw the nut back.
The ballast sometimes called control gear is a small device wired to the light s circuitry which restricts the amount of electrical current travelling through it.
Replacement fluorescent light fixture.
After mounting the new ballast replace the ballast compartment cover and bulbs and it should be good for another 20 years.
Keystone 2 bulb commercial electronic fluorescent light ballast.
Check power supply is working.
Photos 2 and 3 show how to remove the old ballast from the fluorescent light fixture.
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A 4 lamp 4 foot fixture can go from what you have now about 7200 lumens in led terms or the equivalent of replacing a fixture that has four brand new fluorescent tubes with four 1800 lumen led tubes to nearly twice as bright about 12 000 lumens with four 3000 lumen led tubes depending on the lumen rating of your led replacement tube.
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