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This combination of 2 heavy-duty 10-gauge wires, jacketed individually and then together, is perfect for installing a trailer brake controller on a vehicle. Sold per foot.
Features:
One wire is connected to the brake controller, which carries the power back for the trailer brakes, while the other is connected directly to the vehicle battery for an auxiliary power supply pin in the trailer connector.
Having both wires in the same jacket makes running them from the back to the front of the vehicle quick and easy.
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Today we're going to take a look at the Decca jacketed 2 wire 10 gauge brake wire and this is sold per foot. I have a sample here, this is just to show you that this combination of the 2 heavy duty 10 gauge wires. They're jacketed individually and then all together. It's perfect for when installing a trailer brake controller on your vehicle. The 10 gauge duplex brake wire made with the 2 plastic insulated primary wires are laid parallel and the wires are covered with this high quality plastic jacket that protects the insulated conductors. The conductors are color coded for easy identification.
You can see a white and a black. This does meet all the SAEJ1128 specifications up to 50 volts and the insulation is rated to 105 degrees Celsius. Basically what this is used for is one wire is connected to your brake controller which carries the power back from the trailer brakes while the other is connected directly to the vehicle battery for an auxiliary power supply pin in the trailer connector. What's nice is having both of these wires in the same jacket. It makes running them from the back to the front of the vehicle very quick and easy.
That should do it for the review of the Decca jacketed 2 wire 10 gauge brake wire and this is sold per foot.
Customer Satisfaction Score:
100% were satisfied with this product
0% of customers were not satisfied
Ratings & Reviews
Good trailer wiring. Its big enough gauge for larger12"-4" electric 10K axle brakes.
Way to thick to be used for electrical brakes
Exactly what I needed to fix the horse trailer after catching the brake wiring in some brush. Completely rewired the brakes and one year later ... Zero issues!
It has been over a year since I had rebuilt my trailers using parts purchased at etrailer.
This is the first time that I have been able to put any real miles on the unit and with 800+ miles the lights and everything performed flawlessly. I will not think twice of making additional purchases from etrailer.
The only reason I do not give you 5 stars is because your web site. When internet ordering, it should instantly state when a part is out of stock. Even nicer would be expected restocking dates. The parts received were exactly what I ordered for my electric brake conversion from surge brakes at far less expense than reparing the internally rusted surge brake system. There was a plethora of information on your web site to assist me in ordering the correct parts for the conversion. Plus there were videos to see how to complete the conversion and how parts were installed and adjusted. Customer service was excellent.
I used this product to add the brakes and 12 volt power supply in a pickup that had just the basic 6-wire trailer package. The two 10 gauge insulated wires are surrounded by a sheath which adds extra protection against the elements. Having the two wires bound together by the outer sheath makes it easier to install from engine compartment to 7-pin connector on rear bumper rather than fighting two, individual automotive primary wires. Also, price (with shipping) was less than getting two individual primary wires from the local auto parts store. Used about 5 zip ties to secure the wire to chassis. Worked like a charm. Of great help was the following etrailer video:
https://www.etrailer.com/faq-cbc.aspx
Haven't installed yet, but I'll assume no breaks in The Wire. The wire is high quality and insulation will resist abrasion. If you're hooking up to battery power, do yourself a favor and don't forget to order the appropriate circuit breaker.

Mike H.
10/16/2017
Worked as advertised, and still working
This wire has a great insulation covering that covers both wires in addition to the individual insulation of each wire. I am not actually using this on a trailer, but using it for the power connection on a box that I am building to test trailer wiring, lights and the trailer brakes. I wanted a 2 conductor 10 gauge wire and thought that with the heavy outer insulation, it would help protect the wire from damage with repeated coiling and uncoiling the wire for connecting to a 12 volt battery.
I purchased this cabling to replace existing trailer brake wiring that had failed due to a short circuit. It is heavy duty by sill easy to work with. I would certainly order it again if I have a need. As always etrailer.com provides excellent products and customer service.
I love dealing with Etrailer...Excellent customer service....I ordered the Teconsha prodigy p3 brake controller, the universal installation kit for the brake controller...received it promptly...Instructions could not have been any simpler...Installed it on my 2004 winnebago Itasca motorhome and it works perfectly...I have ordered from you all in the past and just placed another order today...You all are on the ball...Thanks Etrailer!!
As with past orders on etrailer I received nothing but superb service, advice and recommendations for this project; replacement and upgrade to automatic self adjusting brakes on a two axle travel trailer. Parts were top of the line and installed flawlessly. Highly recommend etrailer once again.
etrailer products and service are excellent! With their helpful videos and staff (plus a little help from Curt Manufacturing and our teardrop trailer manufacturer (CampInn)) I was able to install electric brakes on the trailer, and a controller in my vehicle by myself. I had never installed electric brakes before. Everything works perfectly!
CORRECT PARTS AND FAST SHIPPING
Heavy duty wire that will last the truc k!!!

Patrick
2/21/2025
Product was great and easy to install.

This item was recommended to use with electric brakes. Made sense. When arrived, I found that the wire was to large to fit in the axle tubes and trailer conduit. Recommend that you check to make sure it fits before buying. The product is high quality, and would work great for the application if it fit.

Patrick P.
10/11/2017
Everything has worked flawless
Hello, this is my second order from the guys at etrailer.com, and let me tell you they ship SUPER FAST, and the constantly keep communicating about your order. These guys don't play around, hats off to y'all. This product worked out great, i did have to cut about 1/3 of the 10ga wire though to get it to fit in my Bargman 7-way. But at least i wont get a current drop though. Very nice insulation jacket too. (Not the hard plastic crap) thanks again guys for great customer service

Michael F.
4/1/2015
Great product!
Surprisingly the jacket arrived with several cuts on a diagonal which I had to wrap with electric tape. It would seem that whatever process you are using to measure and cut the wire is damaging the jacket
My tow vehicle does not have factory connections for trailer wiring. Used this cable for trailer brakes and auxillary power. This cable is just what I needed to run from rear to front of my vehicle on the underside. The sheathing protects the wire from the elements. The shipping was quick.

Richard
12/26/2014
After one year of use, no problems what so ever.
These things are major time-savers! Bolt the whole assembly on, wire it up, and go! Can't beat the price either - would cost quite a bit more buying the parts individually. Made a huge difference in stopping power on my 18' Dively car hauler, 9990 GVWR. The brakes were 6 years old at the time, and had tens of thousands of miles on them - abusive miles too, with shoes seizing and dragging, electrical failures causing some to work 3x as hard as others, stop and go MA traffic, etc.
While I was at it, I also grabbed 30' of Deka jacketed 2-wire 10 gauge brake wiring, and redid the whole system from the plug back. I also removed the drums, had them turned at a local garage, and installed brand new bearings, races, & seals. The improvement in stopping power was nothing short of amazing.
I went from having my Tekonsha P3 on boost level 3 at 11 volts +, trailer UNLOADED, to running boost level 1 at 6 volts with 4,000 lbs. on the 2k lb. trailer! BIG difference in stopping power!

Smitty S.
11/5/2017
Seems my brake backing plate installation review got posted under the Deka wire ... but anyway ... the wire is working great a year later. Gone roughly 2k miles with several hundred miles in corrosive road salt. I ran the wire through washers I welded to the inside of the frame. Holding up well with the constant abrasion on our endlessly potholed roads here in Massachusetts. Well worth the price - brakes have been working perfect ever since!
Good wire, once I got it untangled....
Got this quickly and I appreciate etrailer great service.
The Deca brake wire was the finishing touch on my project!
It’s just like the wiring in your house. Very thick and abrasion resistant insulation. Ran it from my 7 pole plug through the frame to the front of my truck behind the front drivers side wheel well.
Needed to order 25 feet but only ordered 1 or one foot. Thought it was a reel.
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Heather A.
2/7/2022
The Deka Jacketed 2 Wire part # 10-2-1 is designed to install an electric brake controller where one wire is connected to the brake controller and the other wire is connected to the vehicles battery. I recommend 10 gauge primary wire part # 10-1-1 to install brakes on the trailer which is the standard gauge for trailer brakes.