Life Cycle of BatteriesĪs noted above, your batteries will last longer if you don’t charge them below 50%. Make sure you have a base battery capacity to keep working, no matter what. You need the power to keep the lights on, but you also need computer power to keep your laptop and your cell signal booster chugging along. If you need a hot shower in the morning, be prepared with at least 15 amps.įor those who work on the road, this is crucial. For example, your coffee pot will draw less than 10 amps, so you want to make sure you have that available first thing in the morning. To keep your batteries at a safe level of charge, it’s probably a good idea to rank the big power using items and plan accordingly. While there are air conditioners that run on very little power, it’s important to know which of the big power users, such as microwaves, water heaters, and space heaters, you can use at the same time while you are boondocking.īoondocking is a great opportunity to see stars that aren’t easy to see in an RV park or near a large city. This includes everything from curling irons to air conditioners. Any item in your RV that generates heat or cools things down will probably take a lot of electricity. What Are You Powering?ĭepending on what you plan to power, you may have to scale up your battery bank. You’ll need to do this conversion before you plug anything in because drawing your batteries below 50% can damage them and shorten their lives. If an item draws 10 amps per hour of AC power, the equation is: Multiply the amp draw 120 by 10 to find out the DC draw. First, find out how much power your DC items draw in AC with Ohms Law. Everything in your RV will run on direct current, or DC, from the batteries. The power in a sticks and bricks house is delivered in AC or alternating current.
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