Videos are provided as a guide only. Refer to manufacturer
installation instructions and specs for complete information.
4" L x 2-1/16" W x 1" D; Reflectorized lens; corrosion resistant; replaceable lens; surface mount on 3" centers; 2-wire; 6 LEDs
Multifunction oblong LED light can be used as a clearance, side marker, or identification light. The red lens is reflectorized, meaning that a separate reflector is not needed for DOT compliance. The light measures 4" long x 2-1/16" wide x 1" deep. The molded plastic housing and durable lens provide all-weather protection against corrosion. This light has 6 light-emitting diodes which draw 0.054 amps at 12.8 volts. The light features a replaceable, snap-on lens. The white base surface mounts on standard 3" centers, and the two-wire design includes the lead and ground wires to mount to any surface.
Oval LED light with reflector for clearance, side marker or identification light. Features snap on, replaceable lens. Surface mount white base mounts on industry standard 3" centers. Features all weather plastic molding and durable lens to protect against corrosion. Reflectorized lens eliminates the need for a separate reflector to meet DOT requirements. Design includes both lead and ground wires for mounting to all surfaces.

Video of Oval LED Trailer Clearance, Side Marker Light with Reflector, 6 Diode - Red
Videos are provided as a guide only. Refer to manufacturer
installation instructions and specs for complete information.
Here we have Optronics Oval LED Trailer Clearance and Side Marker Light part number MCL31RB. The lens of this light is reflectorized to DOT standards. Inside are 6 LEDs that draw a total of .054 amps at 12.8 volts. The lens of this light is user replaceable. The back of the light is designed to flush mount on your trailer using mounting holes that are 3 inches on center. The light utilizes a 2 wire system meaning you will have one wire lead for ground and the other for power. Next we are going to hook the up the light to a power supply so you can see how it looks. We will connect our white wire to our ground and our black wire to our power. Next we will turn off the overhead lights so you can see how bright the light is. And that does it for Optronics Oval LED Trailer Clearance and Side Marker Light part number MCL31RB.
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Average Customer Rating: 



4.9 out of 5 stars (11 Customer Reviews)




by: Jim B.05/14/2013
Is this review helpful?
Great product fast shipping. with the two wires I could mount them on fiberglass with no worries. Thanks e trailer, great job. lights work great and are very bright...80302




by: Mathue04/04/2013
Is this review helpful?
Great Product! 74073




by: William03/13/2013
Is this review helpful?
LED's are much brighter than the incandescent lights. Service was outstanding from eTrailer. Expedited shipping at no extra charge, I got my lights in 3 days (in SW Florida)70493




by: Roger03/06/2013
Is this review helpful?
Good products, easy transaction, fast shipping, I was pleasantly surprised that I received this plastic part in a large box with other heavy parts and it was not damaged. The plastic parts were wrapped in an abundance of packing material and placed in top of box...great job shipping department.69175




by: jrobbins03msu05/29/2012
Is this review helpful?
Great quality, and very bright. Makes me feel much more comfortable towing at night in traffic.41906




by: Tim F04/04/2012
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Very nice for the money. Lens fits nice and tight. 36154




by: Scott T.02/15/2012
Is this review helpful?
THough I haven't yet installed the Optronics LED Clearance Lights, I did try them out on my bench battery. These things are sweet!! Way better than the old incandescent lights. I'd be mounting them today, but it's raining.31898




by: Karl R.11/16/2011
Is this review helpful?
Product as described. Amazingly fast shipping. Ordered Monday morning received Tuesday morning. This was with the cheapest shipping option too! They definitely have all my business for any of my trailer needs. 27025




by: Bill A02/14/2011
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geat products and service 7134




by: Bill A.02/09/2011
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Man this is service, two days from order to delivery, everything is just like listed. I look forward to ordering from these folks again. 6880




by: Jason12/13/2010
Is this review helpful?
Good upgrade over conventional incandescent I looked to upgrade to LED marker lights on a travel trailer after experiencing corrosion issues in the sockets of traditional incandescent marker lights. These LED lights are a good upgrade over the OEM lighs.4078
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