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GloLight Halo LED Trailer Light - Brake, Turn, Tail - Submersible - Round - Red
Optronics

GloLight Halo LED Trailer Light - Brake, Turn, Tail - Submersible - Round - Red

Part Number: STL101RB
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$18.35
Retail:$32.06
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This red GloLight is bright, easy to see, waterproof, and just looks cool. The outer ring is a tail light and the center is a turn signal and brake light. Mounts in cutout with grommet (sold separately) and works with 3-prong plugs. Great Prices for the best trailer lights from Optronics. GloLight Halo LED Trailer Light - Brake, Turn, Tail - Submersible - Round - Red part number STL101RB can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Optronics Trailer Lights - STL101RB

  • Tail Lights
  • Round
  • LED Light
  • Red
  • 4-5/16 Inch Diameter
  • Recessed Mount
  • Submersible Lights
  • Stop
  • Tail
  • Turn
  • Optronics

This red GloLight is bright, easy to see, waterproof, and just looks cool. The outer ring is a tail light and the center is a turn signal and brake light. Mounts in cutout with grommet (sold separately) and works with 3-prong plugs.


Features:

  • Halo tail light is bright and easy to see, day or night
    • Outer ring glows for tail light
    • Center flashes for turn signal and brightens for brake light
  • Waterproof - great for boat trailers
  • White LEDs with red lens
    • More efficient and durable than incandescent bulbs
  • Polycarbonate housing and acrylic lens
  • Recessed mount with grommet (A45GB - sold separately)
    • Optional mounting bracket: BK45BB (sold separately)
  • PL-3 connector works with 3-prong plug (A45PB or A47PB - sold separately)
  • DOT compliant
    • Meets FMVSS 108 and CMVSS requirements


Specs:

  • Dimensions: 4-5/16" diameter x 2-3/16" thick
    • Light diameter: 4"
  • Diodes: 21
  • Power draw at 12.8 volts:
    • Tail light: 0.145 amps
    • Stop/turn light: 0.375 amps
  • Lifetime warranty on LEDs


Optronics STL101RB GloLight Red LED Trailer Tail Light Dimensional Diagram

What Wiring Do I Need?

Back of Optronics Glow light showing standard 3-prong plug mount

This GloLight has a standard 3-prong plug that connects to your vehicle or trailer with a PL-3 pigtail adapter. Pick up the right-angle pigtail (A47PB - sold separately) or the straight pigtail (A45PB - sold separately) if you don't have one already.


How to Mount the GloLight

This light installs in a grommet (A45GB - sold separately) and requires cutting a hole into your trailer if it doesn't already have one.


If you'd rather not cut a hole in your trailer, you can use an optional mounting bracket (BK45BB - sold separately) instead. You will still need the A45GB grommet.



STL101RB Optronics Glow Light LED Trailer Combination Tail Light - Stop,Turn,Tail - Waterproof- 21 Diodes - 4" Round - Red Lens - Standard PL3, 3-Prong Plug




California residents: click here


Customer Satisfaction Score:

Ratings & Reviews

4.8

407 reviews
This red GloLight is bright, easy to see, waterproof, and just looks cool. The outer ring is a tail light and the center is a turn signal and brake light. Mounts in cutout with grommet (sold separately) and works with 3-prong plugs.

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See what our Experts say about this Optronics Trailer Lights

  • Compatibility of Optronics Trailer Tail Light # STL43RB With Trailer 4-1/2-Inch Opening
    The Optronics Trailer Light # STL43RB that you referenced can mount using rubber grommet # A45GB. But this light's overall diameter is 4-5/16-inches so this light unit would be too large to allow for grommet mounting in your trailer's 4-1/2-inch opening. However, my contact at Optronics confirmed that this mounting grommet # A45GB will fit a 4-1/2-inch rough opening and with it you can use the other light you referenced, part # STL101RB, which is 4-inches in diameter. If you need a wiring...
    view full answer...
    Image 1 for
  • LED Replacement for Peterson 420-15 Trailer Light
    I do have an option for you but the GloLight LED Trailer Tail Light part # STL101RB most likely won't fit into the mount you have welded to your trailer. The actual outside diameter of the light is 4.25". The recessed portion behind the lens on the base is around 3.80" which I think is what you are asking for so I went out to our warehouse to confirm this for you. If you need to replace the light you have now then you can use the Peterson Round Trailer Tail Light part # 431800 or part #...
    view full answer...
    Image 1 for
  • Replacement Taillights for Ranger FF3725 Boat Trailer
    I believe your trailer was originally equipped with Truck Lite model 30,40 or 44 taillights that could either be mounted into a grommet that would bring its overall diameter to just over 5-3/8 inches in diameter. I'll link you to the grommet and surface mounted round LED taillights we offer that are around 5 inches long. Hopefully you'll be able to visually match up the lamp. I'd still like to confirm exactly what you had, so sending a photo attached to an email reply would be very helpful....
    view full answer...
  • Replacement Round 4-1/4 Inch Grommet Mount Trailer Stop/Turn/Brake Lamps
    The closest lamp we offer to what you describe would be the Optronics # ST45RB. The lamp measures 4-1/4 inches in diameter at its largest, and the lamp installs into a 4-1/2 inch rough opening using the rubber grommet which is available separately as part # A45GB. If the 4.25 inch mounting diameter you refer to represents the diameter of the rough opening that the lamp installs in, this lamp will be a bit too large so you'd need to either enlarge the hole by 1/4 of an inch. The 3 pin plug...
    view full answer...
    Image 1 for
  • Does Trailer Light STL101RB Require Rubber Grommet to Install with A45SB
    You do not need to use a rubber grommet for the # STL101RB to install using the mounting flange part # A45SB which you also referenced. Those two parts together would be all that you need.
    view full answer...
  • Replacement 4 inch GloLight Trailer Light Recommendation
    It sounds like you are looking for the GloLight Trailer Tail Light # STL101RB which is a 4 inch diameter GloLight trailer light. I attached a review video for you to check out as well.
    view full answer...
  • Is 2004 Subaru Forester Trailer Wiring Harness Strong Enough for Yakima Rack and Roller Trailer
    If your Yakima Rack and Roll trailer was made after October 2010 then that would mean it has LED lights on it. LED lights draw very little power compared to incandescent lights and using them and 2 additional lights are well within the abilities of the trailer wiring harness on your 2004 Subaru Forester Turbo. Even if the lights were not LED, the lights on older versions of the Rack and Roll trailers would likely not be enough power draw to be a problem, even considering adding 2 more...
    view full answer...
  • Enlarging 4-3/8 Inch Hole to 4-1/2 Inches for Optronics GloLight With Rubber Grommet
    The GloLight LED Trailer Tail Light - Stop,Turn,Tail - Submersible - 21 Diodes - Round - Red Lens # STL101RB along with the grommet # A45GB requires a 4-1/2 inch cutout. I recommend using a rotary tool like a Dremel or a manual metal file to evenly enlarge the holes to that size. I recommend drawing the hole side on the RV and then make sure to use fine sand paper or file so you don't take off more material than you desire.
    view full answer...
  • Glo Light Trailer Tail Light Installation With Grommet
    You will install the GloLight LED Trailer Tail Light - Stop,Turn,Tail - Submersible - 21 Diodes - Round - Red Lens # STL101RB after you install the grommet # A45GB in the bumper first. This ensures the mount is in place correctly and the light will then hold firmly in place.
    view full answer...
  • Will GloLight LED Trailer Tail Light Fit Flange
    You didn't give any specifics so I can only assume you were referring to the GloLight LED Trailer Tail Light # STL101RB. This will not fit in a flange just the Rubber Grommet # A45GB.
    view full answer...
  • Could Optronics GloLight Trailer Taillight STL101RB Be Wired for Stop/Turn/Tail Circuits
    The GloLight LED Trailer Tail Light # STL43RB you referenced can be used for the application you mentioned. It's a dual intensity light which means that the lower intensity would cover the running lights and the brighter one would cover the stop and turn circuits. There isn't a way to operate the ring around the outside of the light separately. You'd want the harness part # A45PB to install the light. White wire is for ground, black wire is for running lights and red would be for stop...
    view full answer...
  • Surface Mount Trailer Clearance Light Availability
    For what you are looking for a surface mount light like the part # STL43RBX would probably be a better option as it doesn't require a bracket and it does stick out a little bit.
    view full answer...
  • Availability of Optronics LED GLOLight with Red Outer Ring and Amber LEDs in Center
    Optronics does offer a GLOLight that's amber in color, part # STL101AB. The outer ring functions as running lights and the center LEDs function as turn signals. It's hard to tell by the photo, but the LEDs in the # STL101RB lamp you referred to are all red. The outer ring functions as the running light, and gets brighter when the brakes are applied. The center section lights up for the brake and turn signal functions. We don't offer a lamp of this type with yellow or amber LEDs. If you'd...
    view full answer...
  • Will Optronics GloLight LED Tail Light # STL101RB and Grommet Fit 4-3/8 Inch Cutout
    The GloLight LED Trailer Tail Light # STL101RB referenced in your question, when used with the Rubber Grommet # A45GB, is designed to fit a 4-1/2 inch cutout on the trailer. Since your opening is just a tiny bit smaller at 4-3/8 inches, you should have no problem fitting the grommet on your trailer and you shouldn't have to make any additional modifications. I have attached a couple short video demonstrations on these products that you can also check out.
    view full answer...

Do you have a question about this Trailer Light?


Info for this part was:

Employee Mike L
Expert Research:
Mike L
Employee Jameson C
Expert Research:
Jameson C
Employee Zack K
Video Edited:
Zack K
Employee Andrew L
Video Edited:
Andrew L
Employee Dustin K
Video Edited:
Dustin K
Employee Chris R
Video Edited:
Chris R
Employee Tricia G
Written by:
Tricia G
Employee Cole B
Installed by:
Cole B
Employee Wilson B
Updated by:
Wilson B
Employee Brian T
Updated by:
Brian T
Employee Amanda K
Updated by:
Amanda K

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