?     Asked on 12/29/2011by Guest

Will this light bulb work on a Hayward Astrolite?
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A  Answered on 12/29/2011 by InyoPools Product Specialist Patrick P.

Yes, this bulb does work on Hayward Astrolite, as well as other makes and models of pool lights. The most popular of these lights being Pentair Amerlite, Hayward Starlite, Haward Duralite, and Sta-Rite SwimQuip Lights. Click here for a full listing of our >Pool Light Bulbs & Spa Light Bulbs.
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?     Asked on 8/12/2015by Jim

What do i need to change from regular 500 watt bulb to an led bulb.
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A  Answered on 8/13/2015 by InyoPools Product Specialist Lennox H.

Hi Jim, You would first need to confirm if your light fixture can use the J&J Electronics LED Pool & Spa Lights. You will also need to replace the lens gasket with the bulb.
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?     Asked on 6/3/2016by Inyo Visitor

light bul 120 v 500 watss can I replace for 120v/130 volts
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A  Answered on 6/9/2016 by InyoPools Product Specialist Lennox H.

Hi, Yes, This bulb can replace your 120 V 500watt R-40 bulb.
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?     Asked on 7/3/2016by Paula Cox

Currently have 500 Watt, 120 volt light (Astrolite SP0583L30). What LED light would be comparable to what I have now. Thank you
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A  Answered on 7/5/2016 by InyoPools Product Specialist Alan M.

The Pure White LED Pool Lamp 120V or LED Pool Bulb Color Changing 120V 35W would both work with your existing pool light fixture.
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?     Asked on 8/20/2016by Ken

I have an American Products Inground Pool Light with a Cn-5 submersible can. It originally had a 120v 400W bulb that finally burned out. Can I use a 500W replacement Bulb with a new gasket?
 Reply

A  Answered on 8/25/2016 by InyoPools Product Specialist Lennox H.

Hi Ken, Yes, you can replace the 400-watt bulb with a 500-watt bulb along with the Lens Gasket (79101600).
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?     Asked on 8/30/2016by joe stiglich

will this bulb fit an Amerilite Spa light
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A  Answered on 8/31/2016 by InyoPools Product Specialist Stacey M.

Hello Joe, this bulb goes to Pentair Amerlite Pool Light, please check Pentair 800-831-7133 just in case they changed housing/fittings
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?     Asked on 5/19/2017by YURI

Do I have to drain the water from the pool below the light fixture (120V, 500 W) to replace the bulb?
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A  Answered on 5/19/2017 by InyoPools Product Specialist Patrick P.

Hi Yuri, No you don't need to drop the water below the light fixture to replace the bulb. We have a Video on How to Replace a Pool Light Bulb which shows this process.
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?     Asked on 3/16/2018by Wayne

What is the lumen rating on this 500 watt bulb?
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A  Answered on 3/16/2018 by InyoPools Product Specialist Lennox H.

Hi, Wayne. This bulb is rated at around 8,000 lumens.
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?     Asked on 2/23/2019by Nancy Vasquez

My bulb has a hole in the bottom of it and there is a copper wire that goes into it from the light housing. Can i use any bulb? I have never seen a bulb with a pinhole in the bottom. This is for an inground pool light. Thank you!
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A  Answered on 2/24/2019 by InyoPools Product Specialist Lennox H.

Hi, Nancy. Please upload pictures of the fixture so that we can see what you're referring to and identify your fixture housing.
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?     Asked on 4/26/2019by A. D.

Have a Hayward Light Fixture in an older in ground pool. The old bulb expired at the end of last season. Pulled it. It is a 'GE Pool Light, 500w, 120v' bulb. Does not say 'flood' on it. A label on the body of the light fixture says, 'Hayward Pool Products, Fix Mod: SP-583-L, Watts 500, Volts: 115, Bulb Type: R40. Will this bulb fit in my fixture?
 Reply

A  Answered on 5/6/2019 by InyoPools Product Specialist Patrick P.

Hi A.D., Yes this is the proper replacement bulb for your Hayward SP0583 light. We would also suggest replacing your Hayward Lens Gasket when replacing your bulb. If you would like to upgrade to LED Color Changing then you can go with the PureLine PureColors LED Color Changing Bulb. We also have this Video on How to Replace a Pool Light Bulb which may help when you tackle this project.
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?     Asked on 3/10/2020by Inyo Visitor

I need to replacement my regular white bulb (500 w 120v) for a regular color bulb. Do you have bulbs in dk navy or blue color?
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A  Answered on 3/11/2020 by InyoPools Product Specialist Lennox H.

Hi. Unfortunately, we do not have a bulb that is blue only.  
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?     Asked on 6/25/2020by Loretta marie Adams

i have a standard Hayward pool light in ground. 12v Will this bulb be appropriate for replacement?
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A  Answered on 11/11/2020 by InyoPools Product Specialist Hector F.

Hi Loretta, can you please provide the model number of the pool light? If it is not legible, could you send us a few photos of the front of the pool light front, side view, and label on the light itself? To supply photos simply click the reply link below and upload your photos. Once we get those photos we can make the proper recommendation.
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?     Asked on 6/28/2020by Inyo Visitor

do you need to use plumbers grease on the lens gasket when replacing the bulb?
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A  Answered on 10/22/2020 by InyoPools Product Specialist Hector F.

Hello, you do not need to use any lubricant on the lens gasket when changing these bulbs. Here is a general guide that we put together called "How to Replace a Pool Light Gasket" that may assist. 
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?     Asked on 11/4/2022by Sharon Fitzpatrick

What is the equivalent LED substitute for this bulb?
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A  Answered on 11/6/2022 by InyoPools Product Specialist Hector F.

Hello Sharon, we currently only have one replacement LED bulb for this particular one. It is part number LPL-P2-RGB-120 that you can also view on this LED bulb list page as well. Please see product details. 
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?     Asked on 2/27/2023by Daniel Carlson

I currently have the Astrolight 120V 300W… am I able to replace my current bulb with this 500W bulb for more light?
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A  Answered on 2/27/2023 by InyoPools Product Specialist Hector F.

Hello Daniel, yes you can use a higher wattage light bulb which will add brightness. Be sure to replace the light gasket as well. You can view the gasket option by clicking here
 Reply