![]() ![]() Capacity: 210 amp-hours at 20 hour discharge rate (the standard rate for deep cycle batteries). ![]() So right off the bat, that’s great news.ĭetails for the batteries aren’t available on Costco’s website, so I actually called up our local store today (Arvada, CO on October 13, 2017) to get details on the battery. While Costco might put their private label on the golf cart batteries they sell, the batteries are actually made by Interstate, a well-known and respected battery manufacturer. This really isn’t an issue, though, and is a common tactic for DIY solar enthusiasts (some batteries even come in 2 volts!).įor more information on voltage and connecting batteries, read over our article Wiring Solar Panels in Series vs Parallel: Which Is Better? Specs of Costco golf cart batteries Golf cart batteries, marine batteries, and batteries specifically designed for renewable energy projects all have this key feature.Ĭostco’s batteries – like all golf cart batteries – are 6 volt, so you’ll need to buy at least a pair to create a 12-volt system. Unlike your car’s battery, which puts out a high amount of electricity for a short period of time (to allow your car to crank), deep cycle batteries are designed to give lower amounts of electricity over a longer time frame – perfect for back-up power! Golf cart batteries are deep cycle batteries designed for heavy, long-term use. Turns out, they’re actually a pretty good deal! Can you use Costco golf cart batteries for solar? You can find references to this idea in a few different forums, but we decided to take a bigger dive to get the scoop on whether Costco golf cart batteries are worth our time. You might’ve heard that Costco sells decently-priced golf cart batteries that are great for solar applications like small off-grid systems or campers. Can You Use Costco Golf Cart Batteries for Solar? Is there an affordable battery backup option for your solar array at your local warehouse store? ![]()
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