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My fluorescent light went out, both bulbs at same time. I
My fluorescent light went out, both bulbs at same time. I tested for power, and there's power at the ballast and the plug-in, and there isn't a starter. And the bulb is brand new! … read more
Curtis
Curtis
Owner
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I replaced my Philips fluorescent bulbs 40W T12 with two new
I replaced my Philips fluorescent bulbs 40W T12 with two new one but now the lights won't turn on. … read more
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Jason
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I replaced the ballast in a 2 lamp fixture and only one
I replaced the ballast in a 2 lamp fixture and only one comes on. Switched the good bulb to side not working and it comes on so the bulb is good. … read more
Jason
Jason
Service Technician
Associate Degree
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I want to replace the fluorescent tube bulb in an existing
I want to replace the fluorescent tube bulb in an existing fixture with a Philips LED replacement tube bulb (LED bulb model:(###) ###-#### ordering code: 16T8/LED/48-830/UF17/G). The current ballast i… read more
Sam I
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I have a bathroom light fixture with T12 bubs. Want to
I have a bathroom light fixture with T12 bubs. Want to replace them with LED, but looks like the latter does not come in T12, only T8 if I'm correct. Will I be able to replace those old T12 with Phill… read more
Mike G.
Mike G.
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Vocational, Technical or Trade Scho
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I have an old overhead fluorescent light in my kitchen (four
Hi, I have an old overhead fluorescent light in my kitchen (four lamp-48" long). The ballast recently failed (after probably 20 years). Old ballast is a PHILLIPS 4 T5 AMBISTAR REB 43P2-SC. Apparently … read more
Mike G.
Mike G.
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I have bought triphosphor tubes,to replace old fluorescent
I have bought triphosphor tubes,to replace old fluorescent ones.The sixfeet 1960 units don't have starters.The new tubes wont work in the old units.Do i need to replace these with moden ones.Would Tho… read more
AssuredElectrical
AssuredElectrical
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High School or GED
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First, I have several cheap 4' single-tube T5 fluroescent fixtures
First, I have several cheap 4' single-tube T5 fluroescent fixtures that each came with a 28W tube. Can I replace the tubes (bulbs) with higher wattage tubes or will that cause a problem for the ballas… read more
Jason
Jason
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Associate Degree
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I am changing an old GE magnetic ballast in a T12, 8FT. 2 lamp
I am changing an old GE magnetic ballast in a T12, 8FT. 2 lamp fixture to an electronic ballast. The old ballast has the black and white wires on one side and a blue and a red wire on the other side. … read more
Mike G.
Mike G.
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Vocational, Technical or Trade Scho
9,821 satisfied customers
I am upgrading my burned out magnetic ballasts and fluorescent
I am upgrading my burned out magnetic ballasts and fluorescent tubes with electrical ballasts and new tubes. The new ballasts are GE multi-volt pro-line high performance t12 for line current 120v-277v… read more
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Machinc
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This GE 140RS120 wont light. Both sockets changed out with
This GE 140RS120 won't light. Both sockets changed out with two blue wires inserted into one end of a new T12 socket and two red inserted into the other new socket. The line wires connected obviously.… read more
Mike G.
Mike G.
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Vocational, Technical or Trade Scho
9,821 satisfied customers
Why do the ceiling fluorescent lights in the garage hum, or
Why do the ceiling fluorescent lights in the garage hum, or buzz, all the time they are on? The bulbs work well, but the noise is irritating. Ballast problems?… read more
Kevin
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Converting 120V AC fluorescent tubes to 12V DC LED tubes
I have two fluorescent light fixtures in my kitchen that each take two 8W 120V T5 tubes. I recently replaced all of the tubes with LED tubes. The LED tubes that I found have the same T5 base and use 2… read more
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I have several 8 foot florescent light fixtures in our kitchen
I have several 8 foot florescent light fixtures in our kitchen ceiling which are about 25 years old and have ballasts that old. Some have been replaced over the years with th same type of ballasts. Wh… read more
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Customer Question Need wiring diagram for a GEM120PH120 Ballast
Customer Question Need wiring diagram for a GEM120PH120 Ballast Optional Information: Make: GE Model: GEM120PH120 Unwrapped ballast and only found 2 wires. I need six wires: 2 wires to connect power i… read more
Mike G.
Mike G.
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I replaced a recessed light above my sink with a fluorescent
I replaced a recessed light above my sink with a fluorescent fixture. After a year or so the light would not come on, even after putting in new bulbs. Had my handyman replace with a new fixture. Now t… read more
electrifier
electrifier
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Two flouresent lights are wired to a 3-way switch. Sometimes
Two flouresent lights are wired to a 3-way switch. Sometimes the lights work and sometimes they do not. Sometimes one works and not the other, and sometimes the other works. Please Help!… read more
electrifier
electrifier
Master Electrician
Bachelor's Degree
1,458 satisfied customers
Have two florescent light fixtures in our closet. Each fixture
Have two florescent light fixtures in our closet. Each fixture has 2 - 48" bulbs in it. Ballast is a 60 hz , 120V, .55amp. Both lights are controlled by a single switch on the wall. I have changed the… read more
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Joseph
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Meet the Experts:

Mike

Mike

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1,426 satisfied customers

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Jason

Jason

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Mike G.

Mike G.

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Kevin

Kevin

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electrifier

electrifier

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Rich

Rich

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mrromex

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over 40 years of all phases related to residential wiring and remodeling

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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