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LED Clearance and Side Marker Trailer Light - Submersible - 1 Diode - Round - Amber Lens
Optronics

LED Clearance and Side Marker Trailer Light - Submersible - 1 Diode - Round - Amber Lens

Part Number: MCL11SAB
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$8.86
Retail:$10.38
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1" Round. Waterproof mini trailer light functions as both a clearance light and a side marker light when properly mounted. Recessed mount with included gasket - locking ring sold separately. 2-Wire pigtail with 0.18 male bullets. PC rated. Great Prices for the best trailer lights from Optronics. LED Clearance and Side Marker Trailer Light - Submersible - 1 Diode - Round - Amber Lens part number MCL11SAB can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Optronics Trailer Lights - MCL11SAB

Highlights

  • One Light, Two Functions: Works as both a clearance and side marker light for safer visibility.
  • Reliable In Any Weather: Sonically sealed waterproof housing keeps water out, even when submerged.
  • Bright, Efficient Output: Single white LED with amber lens provides strong light using only 0.082 amps.
  • Compact, Clean Fit: 1" round recessed mount installs in a 3/4" hole with included gasket.
  • Durable Build: Polycarbonate lens and housing resist impact and wear.
  • Wide-Angle Coverage: PC rating provides 180° light spread for better side and front visibility.

Features to know about

Brighter, Longer-Lasting, and Efficient: LED Clearance and Side Marker Light

This 1" round amber light uses a single LED that outshines old incandescent bulbs while drawing only 0.082 amps at 12.8 volts. You get more brightness with less power draw and no fragile filaments to worry about. The LED lasts up to 50 times longer, so once it’s in place, you can forget about bulb changes. It’s a compact, efficient upgrade that delivers clean, visible light wherever you need it.

Worrying About Water Damage: Fully Submersible and Sonically Sealed

Water intrusion is no match for this light. The housing and lens are sonically sealed into one unit, making it completely waterproof and submersible. Whether you’re driving through rain or launching into the water, it keeps the internal components dry and protected. No leaks, no corrosion—just a dependable, sealed light designed to last.

Better Visibility from Every Angle: PC-Rated 180-Degree Coverage

Visibility matters when you’re on the road or ramp. This PC-rated light throws a wide 180-degree beam that can be seen from both the front and sides when properly mounted. That means it functions as both a clearance and side marker light in one small package, giving you full coverage for safer travel day or night.

Clean Install in Tight Spots: Compact Recessed Mount Design

Tight space? No problem. At just 1" in diameter and 7/8" deep, this light fits neatly into any setup. It installs using a simple recessed mount with an included gasket—just cut a 3/4" hole where you want it, plug in the 2-wire pigtail with 0.18 male bullets, and you’re set. It sits flush for a clean look that won’t snag or stick out.

Recessed mount example of Optronics LED trailer light showing how it installs flush into the trailer surface.

Built Tough for the Long Haul: Durable Polycarbonate Construction

The amber lens and housing are made from tough polycarbonate that stands up to bumps, weather, and UV exposure. It’s DOT compliant for safety, PC rated for performance, and carries a lifetime warranty on the LEDs—proof that it’s made to keep shining mile after mile.

Specs

Dimensions

  • Overall diameter: 1"
  • Depth: 7/8"

Dimensions diagram for Optronics MCL11S Series 1-inch round amber LED clearance and side marker trailer light showing diameter and depth measurements.

Electrical

  • Power draw at 12.8 volts: 0.082 amps

Lighting

  • Diodes: 1

Diagram showing 180-degree light spread pattern for a PC-rated LED clearance and side marker trailer light.

  • PC-rated light coverage: A PC-rated light produces a 90-degree angle of light to either side of its centerline for a total of 180 degrees of coverage.

Warranty

  • LED warranty: Lifetime

MCL11SAB Optronics Mini LED Side Marker/Clearance Trailer Taillight - PC Rated - Amber





Video of LED Clearance and Side Marker Trailer Light - Submersible - 1 Diode - Round - Amber Lens
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Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for All About the LED Clearance and Side Marker Trailer Light

Today we're going to be taking a look at the Optronix LED clearance and side marker light. This is a small, round trailer light that's going to function as both a clearance light and side marker light when properly mounted. It's going to feature a sonic-ally sealed design, so it's got a waterproof housing, and the unit is submersible. This is an LED system. LED's are going to make great replacement for incandescent lights. They last longer.

They burn brighter. They're more efficient. You don't have to replace bulbs, and you don't have to worry about brittle filaments. It's an amber lens. It's going to be constructed using a poly carbonate construction when it comes to the lens and housing.

Really nice strong, durable design. This is designed to be a recess mount installation with the included rubber gasket. Installation's going to require a three quarter inch diameter hole at the desired mounting location. We do offer a theft deterrent locking ring. Here at etrailer.com.

It is sold separately, so if you're interested in that, you can check that out. The wiring on the unit's a two wire pigtail, so you're going to have your white wire for ground, black wire for power. Then it's going to have the wire casing that keeps those together and protected. Then it's going to have the 0.18 male bolts 00:01:09 on here. Those can be cut off, and you can expose the wiring for hard-wire applications if desired. It is Department of Transportation compliant.

This is a PC rated light. When it comes to a few of the dimensions, I want to take a diameter measurement here at the part of the light that would be visible. That's going to give us a diameter of right around one inch, then the overall depth of the light . Looks to measure around 7/8ths of an inch. Now it's going to contain one diode, or one LED. We're going to go ahead and hook it up to our actual power source that we can see what it looks like with power running to it. The power draw for this light at 12.8 volts is 0.082 amps. You can see here that the light sends out a really nice, consistent signal. It's a bright light. Again, one LED, and this light is going to function as a side marker light and a clearance light when properly mounted. Optronix is also going to put a lifetime warranty on the LED. That's going to do it for today's look at the Optronix LED clearance and side marker light.

Ratings & Reviews

4.8

3128 reviews
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1" Round. Waterproof mini trailer light functions as both a clearance light and a side marker light when properly mounted. Recessed mount with included gasket - locking ring sold separately. 2-Wire pigtail with 0.18 male bullets. PC rated.

by:

I want to thank you for all your help with my trailer you were more helpful than you realize. So this is my trailer for a 22' Flats Cat shallow draft Catamaran. I totally dismantled my trailer and buffed by hand with a wire buffer and sand blasted in some spots and applied multiple coats of some very expensive galvanize paint (Z.R.C.). I installed all new C. E. Smith Carpet (about 80'), seven new LED waterproof lights, new springs, new equalizers, new tongue jack, new wench, new safety chain, new chain brackets, all new SS hardware and a 35' long wiring harness.
I was able to send only one review with a picture of the safety chain and brackets. I'm having a little trouble with the rest..oh some of these items were bought locally or from your competitors, until I found ETRAILER. Your prices were cheaper for the exact same things. Your helpful how to videos were helpful. And Rose, your personal helpful knowledge made my buying experience very pleasant, I actually enjoyed talking to you! Thanks to ETRAILER and specifically to Rose G.



by:

The hardware was all mismatched. It should have been stainless steel hardware to prevent a bad ground over time. The bolt was a metric grade 5, and the nut was grade 8, the screws that hold the light to the mounting bracket are stainless.



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Fit perfectly where the old lights were. Perfect replacement.



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Fit perfectly where the old lights were. Perfect replacement.



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Great looking product. Very well made. Perfect fit.
Great shopping experience and fast shipping.



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This is the second one of these lights I’ve installed on my trailer, and no issues so far!



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The clearance lights were just what I was needing very pleased



by:

Installation is super easy. Much better than the flush plugs on the other options models. Lights brightly.
Specs should include the following:
Mounting hole needs 1/4 inch minimum, and nut is 10mm.



by:

Really appreciate your approach to real customer Service! You guys are magnificent! Thank you so very much!



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Thank you for the fast shipping, and the light was an exact match, will use e trailer for all my trailer lighting needs.



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quality part, I appreciate the fast shi pping.



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Easy ordering, fast shipping, fair price... what more could you ask for?



by:

Super fast shipping. Product was as described and works perfectly as replacements on my motorhome. Very happy with this experience.



by:

I bought the led lights over a year ago and even with MI winters and all the road salt the are still working perfectly. Great product you won't go wrong buying them.



by:

I thought yall were just trailers , was not aware did boat as well, thanks deliver in great shape



by:

Ordered the LED trailer pucks. They came really quickly, and the bonus was they already had dielectric grease on the female contacts and ready to install. I was pleasantly surprised.



by:

The lights went on easy with one positive wire and ground. Being led makes it brighter than my old lights



by:

Had trouble tracking these specific lights down online. I have bought a few things from etrailer before and they always deliver exactly as advertised. These are a direct replacement for the lights that I had which seemed impossible to find!



by:

The light works excellent. Unfortunately after I took the old one off I realized that the original was never wired up correctly from the factory lol. New light is much brighter so I might go ahead and replace the other two. Received very quickly.



by:

These Optronic LED lites were exactly what I was looking for my boat trailer. Easy install and very bright. Good product and quick shipping. I highly recommend this company.



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Great product

Ronnie profile picture

Ronnie

9/29/2021

Great



by:

My order was correct and I received it in a timely manner. I will use etrailer in the future for my trailer need.


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Info for this part was:

Employee Leah B
Edited by:
Leah B
Employee Cole B
Installed by:
Cole B
Employee Amy B
Written by:
Amy B
Employee Wilson B
Updated by:
Wilson B
Employee Ronnie R
Updated by:
Ronnie R
Employee Brian T
Updated by:
Brian T

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