Also - keep in mind - that an average diode will have a .7 (point 7) volt drop. Closer to the box or away from the box? Curiously, the long wire ends in a standard light bulb socket. Reply All rights reserved. Designed to compensate for small, steady battery drains from the vehicle's clock or alarm system, this solar charger mounts easily to the windshield or dash and conveniently plugs into your car's 12 volt cigarette lighter port. oh yeah, I also have a little inverter that I would be plugging the fan into. We cut out the middleman and pass the savings to you! 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I suspect that when the voltage from the solar panel is below the voltage of the battery, it may be discharging the battery. 100% Satisfaction Guarantee! The four wire side are half a meter long, and the unified side has a 3 meter long wire towards the controller. Also make sure that the cathode lead of the 1N5822 should be connected to the charge controller side while the anode should go to the solar panel side. This is kind of old, but just in case others are finding it, I'll offer some notes. In my case, I salvaged some old 12V SLA batteries by refiling with Epsom water. It comes with everything you need except an inverter and battery. Coleman 58012 at $19.99. You’re seeing this ad based on the product’s relevance to your search query. Thunderbolt. Thunderbolt. Since OP says he got better results with a blocking diode on the solar side, then for at least his unit it may have been needed. Amazon.com: harbor freight solar. The diode I am using is 1N5822 which happens to be in my toolbox so I guess many other diodes would work as well. I have 2 complete kits hooked up to a battery array and it works well for me, just keep In mind you get another charger with each kit, now I have an extra. I may open the box in the future and write another instructable later. It was exciting times when I set it up several months ago to see the fr… Nothing but two leads sticking up through the board. If for ANY reason you are not satisfied with this item, you may return it within 90 days for a full refund or replacement. And how much does the volts go up in summer when u have higher amount of uv rays? A few item not pictures: 2 Power strips, about $10 each. 99 $19.99 $19.99. Keep your vehicle's battery topped off with this solar battery charger. However, the excitement was short lived. We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. I bought a 100w fan that should take care of this. Amorphous silicon solar cells for maximum output in both bright and cloudy conditions. mines fried too. Harbor Freight buys their top quality tools from the same factories that supply our competitors. I have a question that hopefully somebody here can answer. I have a jayco travel trailer that gets very damp in the winter. ... 1.5 Watt Solar Battery Charger. I found this kit to be quite simple to put together and connect. Save 25%. In my research I stumbled across the Harbor Freight 100 Watts Solar Kit. Share it with us! For any difficulty using this site with a screen reader or because of a disability, please contact us at 1-800-444-3353 or email@example.com. Absorbed Glass Matt (AGM) for longer battery life, low self-discharge rate, better low-voltage charging and capable of repeat deep cycle discharge. Op states to place the stripe towards the charge controller. 1N5822 can handle 40v 3A so I use two of them in parallel to make sure it can handle the current from the solar panel. I decided to go with 2 batteries after my initial setup to provide more power storage for a total of $80. Limitations apply. I’m trying to fix this controller and the component labeled “F1” cooked right away. And we can sell them for a fraction of the price because we cut out the middleman and pass the savings on to you. : Like many of us who are interested in solar power, I bought a Harbor Freight 45 Watt Solar Panel kit for about $150 which came with three solar panels, and a charge controller. 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Nothing. Save 25%. Good news is these kits are currently advertised for $119.00 w/coupon 11123222. "F1" would normally indicate a "fuse". In my research I stumbled across the Harbor Freight 100 Watts Solar Kit. One experiment I did was to simply add a blocking diode on the back of the charge controller. NOCO GENIUS10, 10-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, And Battery Desulfator With Temperature Compensation 4.7 out of 5 stars 2,042 $99.95 $ 99 . Bolting them together is optional. Basically, the solar panel kit is only good for demonstrating the concept (I have to say that from outside, the charge controller looks nice and solid). Suitable for use as a solar storage bank, the battery is also great for powering lights, equipment, tools, accessories and electronics. Is there something else I am missing? However, some solar panels include an internal diode, and some controllers include an internal diode, so adding another one might or might not be needed for that purpose (I don't have the unit and cannot check).3) The blocking diode reduces the voltage from the solar panel, and thus the charging power available, so adding one if not needed is actually a bad idea. 1) Do not put blocking diodes on the battery - the whole point is that this system stores energy into the battery as well as taking it out again, so that flow needs to be two way. 4.2 out of 5 stars 154. It's just that simple! Your recently viewed items and featured recommendations, Select the department you want to search in, All customers get FREE Shipping on orders over $25 shipped by Amazon, Long-Lasting Lithium Coin Batteries By Duracell, Duracell - 2032 3V Lithium Coin Battery - with bitter coating - 4 count, Duracell - 2025 3V Lithium Coin Battery - With Bitter Coating - 2 Count, Duracell - 2016 3V Lithium Coin Battery - With Bitter Coating - 2 Count. For any difficulty using this site with a screen reader or because of a disability, please contact us at 1-800-444-3353 or firstname.lastname@example.org. You'll only hear from us. Harbor Freight also sells an 8 channel connector so you can hook up multiple units. (~5.5mm OD, ~1.5mm ID, 12mm length) The barrel connector fits into a corresponding jack on the controller. You'll only hear from us. We cut out the middleman and pass the savings to you! Automatic Scoring for the Executive Par 3 Golf Game, How to Make an Old-school Neon Street Sign. For those of you just starting out this kit deserves a good look at. This is a decidedly nonstandard and confusing way to do things. This 9 volt alkaline battery powers RC controllers, This 12 volt lithium ion battery charges faster, With 20V Hypermax™ Lithium power at your command, Get 10% Off Your Entire Purchase When You Open a New Account. I thought that I was getting enough solar juice to charge my SLA batteries. 1.5 Watt Solar Battery Charger $ 14 99. While doing my research I kept coming back to the Harbor Freight 45 Watt solar … So our tools will go toe-to-toe with the top professional brands. Every product picture showed the four panels lined up in a row. 6 months ago. There are many different kinds of controllers and they all work differently. But in fact the four panels are capable of standing separately as each panel is in their own frame and has their own folding stand. Which way is the stripe on the diode supposed to face? I have the block that u put 8 panels on also but im only getting 15.4 volts outta all this and i have to unhook the box at night because i dont have the diodes on mine yet. Did you make this project? 5 years ago This wire terminates in a connector common to Harbor Freight solar products but its exact type specification is an automotive connector known as SAE.