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Peterson LED Clearance or Side Marker Trailer Light w/ Reflector - 1 Diode - Rectangle - Red Lens
Peterson

Peterson LED Clearance or Side Marker Trailer Light w/ Reflector - 1 Diode - Rectangle - Red Lens

Part Number: M215R
In Stock
$6.55
Trailer Lights
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3-15/16" x 2-5/16" Rectangle. Low-profile LED trailer light functions as a side marker or clearance light when properly mounted. Built-in reflex reflector. Surface mount to trailer - hardware not included. 1-Wire design. P2 rated. Great Prices for the best trailer lights from Peterson. Peterson LED Clearance or Side Marker Trailer Light w/ Reflector - 1 Diode - Rectangle - Red Lens part number M215R can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Peterson Trailer Lights - M215R

Highlights

  • Brighter, Longer-Lasting Light: LED design lasts 50x longer and draws just 0.01 amps at 12.8V.
  • No Extra Reflector Needed: Built-in reflex reflector keeps your trailer visible and compliant.
  • Simple, Low-Profile Fit: 3-15/16" x 2-5/16" rectangle mounts flat with a single-wire hookup.
  • Reliable 12V Performance: Works on 9V–16V DC systems with durable plastic housing and acrylic lens.
  • Clear, Focused Coverage: P2 rating provides 90° light spread for use as clearance or side marker.
  • Peace of Mind: 3-year limited warranty covers your light for long-term dependability.
Made in USA

Features to know about

Brighter, Low-Draw Lighting: Efficient LED Output

If you’re upgrading from old incandescent lights, this low-profile LED design is a big step up. The single white diode behind the red lens produces a bright, clean light while drawing only 0.01 amps at 12.8V. That’s exceptionally efficient power use, keeping your electrical system stress-free and giving you reliable illumination for the long haul. Plus, with no bulbs to replace or filaments to break, it’s built to last about 50 times longer than traditional lights.

Keeping Things Simple: One-Wire Grounding System

Wiring doesn’t get much easier than this. The 1-wire design grounds directly through the mounting hardware, so you don’t have to run extra ground wires or make a mess behind the panel. It connects easily to standard 12V DC systems and works right out of the box once mounted. Fewer connections mean fewer potential failure points, which keeps everything working smoothly.

Clean Mounting and Durable Construction: Low-Profile Surface Mount

This rectangular light measures 3-15/16" long by 2-5/16" tall and just 7/16" thick, so it sits close and neat against the trailer. The surface-mount setup uses standard bolt spacing—3-1/2" center-to-center—and only needs a small opening for wiring. The tough plastic housing with an acrylic lens resists cracking and wear, keeping your setup looking sharp and staying dependable over time.

Built-In Reflector for Extra Safety: No Separate Piece Needed

The built-in reflex reflector adds visibility even when the light isn’t powered on. That means one less part to install and one more way other drivers can see you clearly at night or in low light. It’s a simple, space-saving feature that meets safety needs without extra gear hanging off your trailer.

Focused Beam Where You Need It: P2-Rated Output

With its P2 rating, this light throws a beam pattern covering 45 degrees to either side of center for a total of 90 degrees of visibility. That makes it ideal as either a clearance or side marker light—delivering just the right coverage for its purpose without wasted light or glare.

Specs

Dimensions

  • Overall length: 3-15/16"
  • Overall height: 2-5/16"
  • Overall thickness: 7/16"
  • Distance between mounting holes (center on center): 3-1/2"

Peterson red rectangular LED clearance or side marker trailer light with integrated reflector, showing product dimensions and mounting hole spacing.

Surface-mount trailer light installation diagram showing how the light attaches flat against the trailer surface using mounting holes.

Electrical

  • Diodes: 1
  • Power draw at 12.8V: 0.01 amps
  • Input voltage: 9V - 16V DC

Warranty

  • Limited warranty: 3-Year

M215R Peterson LED Trailer Clearance or Side Marker Light w/ Reflector - 1 Diode - Rectangle - Surface Mount - Red Lens - P2





Video of Peterson LED Clearance or Side Marker Trailer Light w/ Reflector - 1 Diode - Rectangle - Red 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 The Low-Down on the Peterson LED Clearance or Side Marker Trailer Light w/ Reflector

Today we're taking a look at the Peterson LED trailer clearance or side marker light. This is a low profile LED trailer light that functions as a clearance or side marker light when properly mounted. It has the built in reflex reflector material that removes the need for a separate reflector. It is a LED system. It contains one diode or one LED. LEDs make great replacements for incandescent lights.

LEDs 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 nice durable black plastic housing with a red acrylic lens that's compatible with 12 volt DC systems. It's a surface mount installation, mounting hardware not included, has a single wire design for power, and then it grounds through the mounting hardware on this side. It has these little channels cut out so that way you can feed out your wiring and still maintain that flush or surface mount design. It's PT rated, department of Transportation compliant, and made in the USA.Few measurements to go over with you real quick then we'll hook it up to power.

Edge to edge going this direction is three and 15/16 inches. Edge to edge, right here is two and 5/16. Very front to very back is 7/16 and the mount holes are separated on center by three and a half inches.All right, we're going to go and hook it up to power. So here you can see it sends out a nice clear consistent signal. Again, it contains one diode or one LED.

Offers a really nice bright design. And with it lit up and with our overhead lights turned off, you can really see that reflector your material built into the lens, which again removes the need for a separate reflector.That's going to do it for today's look at the Peterson LED trailer clearance or side marker light. Last thing is the power draw at 12.8 volts is 0.01 amps.

Ratings & Reviews

4.8

81 reviews
Review sort icon
3-15/16" x 2-5/16" Rectangle. Low-profile LED trailer light functions as a side marker or clearance light when properly mounted. Built-in reflex reflector. Surface mount to trailer - hardware not included. 1-Wire design. P2 rated.

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Received a day ahead of schedule! Excellent service.



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Great responsiveness, communication, and customer service.



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Fast shipping



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I found exactly what I was looking for at a great price, but shipping was a bit high for such a small item. thank you



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I would give a 10 if they had one.super group of people to work with fast service.i would definitely recommend this company to anyone who has trailer problems.etrailer is the place to go.thank you folks for all your help.



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Perfect fit! Arrived quickly



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Excellent product!! Quick shipping!! Will do business again.
Thank you



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2/3 of my order arrived correctly but one pair did not arrive, instead something I did not order arrived instead,



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These clearance lights are the bees knees! The old bulb style were rusted and not working properly. Was able to remove them and these fit the holes perfectly on the trailer. I used a heat shrink connector to keep it waterproof. Love how bright they are!


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Info for this part was:

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Expert Research:
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Employee Cole B
Installed by:
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Employee Wilson B
Updated by:
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Employee Justice A
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Employee Daron K
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Employee Brian T
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