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LED Trailer Clearance or Side Marker Light - Submersible - 5 Diodes - Round - Amber Lens
Optronics

LED Trailer Clearance or Side Marker Light - Submersible - 5 Diodes - Round - Amber Lens

Part Number: MCL52AMB
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$12.66
Retail:$29.14
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2-15/16" Diameter Low-profile LED trailer light functions as a clearance or side marker light. Durable polycarbonate housing and lens. Surface mount with built-in flange. Weathertight connection accepts standard 2-prong plug. PC rated. Great Prices for the best trailer lights from Optronics. LED Trailer Clearance or Side Marker Light - Submersible - 5 Diodes - Round - Amber Lens part number MCL52AMB can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Optronics Trailer Lights - MCL52AMB

Highlights

  • Reliable In Any Weather: Sonically sealed, waterproof housing keeps water out so LEDs stay protected.
  • Fewer Replacements Needed: LEDs last 50 times longer than incandescents and draw only 0.063 amps at 12.8V.
  • Brighter, Safer Lighting: 5 white LEDs with amber lens deliver clear visibility and low power use.
  • One Light, Two Functions: PC rating gives 180° coverage for clearance or side marker use.
  • Quick Mount Setup: Surface-mount flange installs flat—no hole cutting needed.
  • Tight, Moisture-Free Connection: Weathertight plug blocks out moisture for long-lasting performance.

Features to know about

Brighter, Longer-Lasting Visibility: 5-Diode LED Light

This 2-15/16" round amber light puts out a bright, clean glow that stands out day or night. It uses five LEDs that last up to 50 times longer than old incandescent bulbs and draw just 0.063 amps at 12.8V. With no filaments to burn out, you get reliable performance season after season without swapping bulbs or worrying about dimming over time.

Fighting Off Moisture Damage: Fully Submersible and Sealed Design

If your trailer ever sees rain or gets dunked at the ramp, this light is built to handle it. The housing and amber lens are sonically sealed into a single waterproof unit, keeping out water and grit that can ruin circuits. That sealed design protects the diodes and ensures consistent light output even after repeated submersion.

Rough Roads and Vibration: Durable SMT Construction

Bumpy terrain and vibration can destroy weak solder joints, but not here. This light’s surface-mount technology (SMT) LED circuit board is built to better withstand shock and improve heat distribution. That means the diodes stay cooler, connections stay solid, and the light just keeps working no matter how rough the ride gets.

Simple Mounting That Looks Clean: Surface-Mount with Built-In Flange

Installing it is straightforward thanks to the integrated flange mount. The low-profile housing sits flush against the surface—no large holes needed in your trailer body. With 2-1/4" center-to-center mounting holes, it secures neatly in place for a clean, professional look that stays put even through vibration and weather exposure.

Surface-mount LED trailer clearance light installed flat on trailer surface using flange mount

Stay Seen from Every Angle: PC-Rated Wide Beam Coverage

Visibility matters most when other drivers are trying to see your trailer in traffic or low light. This PC-rated light casts a full 180-degree beam so it can serve as both a clearance and side marker light when mounted correctly. That wide spread means other drivers can see you from the front, rear, or side—keeping your trailer visible and safe in every direction.

Close-up of Optronics weathertight 2-prong plug connection for LED trailer light, showing moisture-resistant design

Specs

Dimensions

  • Overall dimensions: 2-15/16" diameter x 15/16" thick
  • Light face: 2" diameter
  • Distance between mounting holes (center on center): 2-1/4"

Technical diagram of Optronics MCL52 Series 2-inch round amber LED side marker and clearance light with flange mount and measurement labels

Electrical

  • Power draw at 12.8V: 0.063 amps

Lighting

  • Diodes: 5

Diagram showing 180-degree PC-rated light beam pattern for Optronics LED trailer clearance light

Warranty

  • Lifetime warranty on LEDs

MCL52AMB 2" Round LED Clearance / Side Marker Light - Flange Mount - 5 Diodes - Amber





Video of LED Trailer Clearance or Side Marker Light - Submersible - 5 Diodes - Round - Amber Lens
Video Thumbnail Video Player Dialog

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for A Closer Look at the LED Trailer Clearance or Side Marker Light

Speaker 2: Today we're taking a look at the Optronics LED Trailer Clearance or Side Marker Light. This low-profile trailer tail light functions as a clearance or a side marker light for your trailer. It's a sonically sealed waterproof housing and lens unit that is submersible. It features surface-mount technology when it comes to the construction of the LED circuit board. It's designed to better withstand shock and vibration and allows for improved heat distribution.Now, it is a LED system. LEDs make great replacements for incandescent lights.

They last longer. They burn brighter. They're more efficient. With LEDs you don't have to worry about replacing bulbs or worry about brittle filaments. We're looking at a durable, polycarbonate lens and housing.

It has the surface mount installation with the built-in mounting flange. Three mount hole design. Mounting hardware not included.On the backside, it features a weathertight connection with the included two-wire pigtail plug. That fits into these little connection points and does a great job at keeping dirt, grime and moisture away from the connection terminals. And then you have a two-wire design, black wire for power, white wire with a ring terminal on it.

That's your ground wire. It is a PC rated unit. The overall dimensions starting with the overall diameter going edge to edge gives us a measurement of 2 15/16 of an inch. And then the thickness is 15/16 of an inch thick. That's from the front to the back of the housing, but again, it's a recess mount installation.

Got that built-in flange, and so really, the only portion that's visible is going to be that portion there, and as you can see that's a really nice low-profile design from the bottom of the lip to the outermost point of the lensing right there.The light face, just measuring that lens area, is about two inches. The diameter hole that this sit in is 2 3/16 to 2 1/4, right in that area. And then the distance you have between the mount holes on center is 2 1/4 inches.We're going to go and hook it up to power. That way you can see what it looks like with some power running to it. We'll also turn off our overhead lights so you can see it in a low light setting. You can see here that it sends out a nice bright consistent signal. This is a amber light so it's got the nice amber lens on there, and it features five LEDs or five diodes, so the multi-diode design really helps optimize the overall light output. Power draw at 12.8 volts is 0.063 amps. Optronics also puts a lifetime warranty on the LEDs.That's going to do it for today's look at the Optronics LED Trailer Clearance or Side Marker Light.

Customer Satisfaction Score:

Ratings & Reviews

4.8

3107 reviews
5 Stars
(2702)
4 Stars
(270)
3 Stars
(57)
2 Stars
(21)
1 Star
(57)
Review sort icon
2-15/16" Diameter Low-profile LED trailer light functions as a clearance or side marker light. Durable polycarbonate housing and lens. Surface mount with built-in flange. Weathertight connection accepts standard 2-prong plug. PC rated.

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.



by:

Fit perfectly where the old lights were. Perfect replacement.



by:

Fit perfectly where the old lights were. Perfect replacement.



by:

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



by:

I replaced the original amber bulb side marker lights with these etrailer LED multifunctional lights on my RV and they work great. The original lights didn't blink when marking turns and I wanted drivers to have a better indication when I wanted to change lanes. I had to do some minor rewiring, but I'm pleased with the outcome.



by:

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



by:

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:

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



by:

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:

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:

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



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 products quick shipping.



by:

Paula was very helpful and kept me informed about my order.


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See what our Experts say about this Optronics Trailer Lights

  • Replacement Marker/Clearance Lights For a 2006 Ranger Trail Boat Trailer
    Unfortunately I have no insight on what Ranger Trailer put on their boat trailers in 2006. All I have to go off is images I could find which looks like they use the Amber # MCL52AB or # MCL52AMB and Red # MCL52RB or # MCL52RMB. The difference is the parts ending in MB have pigtail wires while the other lights use a plug in 2-pin connector. If you can send me some images of your lights and remove one of them to check the wiring we can help you determine the correct replacement.
    view full answer...
  • Recommended Replacement Round Amber Trailer Clearance Light
    Hey Scott, what size light do you need? We have something like the LED Trailer Clearance or Side Marker Light # MCL52AMB which sounds like what you're looking for. This light is fully submersible, measures 2 1/4" wide x 2 15/16" tall, and has a built in mounting flange where you can drive in some pan head screws. The only caveat is that this light uses a two wire (pos and neg) design, so if you only have one power wire coming off your trailer you can ground the light to the frame near...
    view full answer...

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Info for this part was:

Employee Cole B
Installed by:
Cole B
Employee Wilson B
Updated by:
Wilson B
Employee Carrie F
Updated by:
Carrie F
Employee Daron K
Edited by:
Daron K
Employee Brian T
Written by:
Brian T

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