


I have a 5w panel wired direct through a diode on my fire trailer, and it maintains the battery well without cooking the battery. A larger panel will charge it faster, but you would want to be sure to put a small charge controller on it so you don't overcharge the battery if it gets a lot of sun all the time. A 10W panel should do the job even if it only gets sun a few hours a day. Most automotive techs have no clue on dual battery banks/isolators and. If you park the trailer outside and in a place that gets some sun, then I'd suggest you can't go wrong with a small solar panel mounted on the tool box. Ive known of situations where the charge controller of the older relay type. Then connect a second cable from the isolator’s remaining threaded stud to the positive terminal of the second battery. WirthCo 1213.1241 20092 Battery Doctor 125 Amp/150 Amp Battery Isolator, Black. Stinger SGP38 80-AMP Battery Isolator and Relay,BLACK. Apply cable, replace the nut and tighten securely. If you are not 100 satisfied with your purchase, simply take advantage of the No Questions Asked, 30-Day Money Back Guarantee 3. They will not be high amperage, and will take a week or more to charge a battery that's been run down, which is why getting power from the truck while the trailer is in use is important. Getting a dual battery setup & isolator in your vehicle is one of the best additions you can make to your truck camping setup. Wiring is accomplished by: Connect a cable from the positive terminal of the primary battery by removing one of the nuts of the threaded studs on the back of the isolator. There are many to choose from, and I can't recommend one over another. Four stage adaptive charger and dual bank battery charging.

This will help keep charge the battery between dumps, which keeps it from getting low.įor storage, if you park the trailer under cover, then a plug in unit that is advertised as a charger/maintainer is needed. When the load reduces, the spare power is used to recharge the battery. For best battery life, I would suggest that you really need to have it charging off the truck.
