A vented battery box will cost you considerably more. The well-rated NOCO snap-top battery box for a single 6-volt battery costs about $30 on Amazon, while the standard Attwood battery box costs only $7 right now. Thankfully, the battery boxes themselves are generally quite cheap. You need to know how one brand stacks up against another so you don’t spend too much and regret it. Battery Box Pricesīy now, hopefully, you have a rudimentary understanding of the features of a standard battery box, but that’s not quite enough to make an educated purchase. If you have any reason to want a battery inside your cabin or to protect it against extreme heat with added ventilation, speak to a representative at a local retailer to see how much installation will cost you.
This kind of battery box can be useful for some, but is generally more costly and complicated to purchase and install than standard battery boxes. NOTE: Since the top and bottom sections of this box are identical, the hole in the bottom section also has a protruding flange so that it will not sit flat on a solid platform. This vented battery box also has a hole at the bottom to help with air circulation. PPL Motor Homes describes how it works on a basic level:īattery boxes that are vented include a kit (wall connector, outside vent and 9″ hose) for inside installations. Vented Battery BoxesĪ vented RV battery box is unique for its system of ventilation, as well as its ability to be installed in an indoor environment - meaning, given the proper installation, you can have access to the deep cycle battery of your RV within the actual cabin. Hopefully, you’ll never need to test these boundaries, but this can be a good indicator of how hearty it is. Some will withstand temperatures as high as 120 degrees and as low as -20 degrees Fahrenheit, while others may go as far as -40, if not further. One of the best ways to determine the quality of a battery box is to look at the specs to see how temperature-resistant it is. Again, most battery boxes will, but it’s worth checking the specifications or asking someone at a retailer to be sure you’re not buying anything inadequate. This should be standard, as should resistance to acidity, oil, UV exposure and cold and hot weather conditions.Īdditionally, while the battery’s design should protect from water entering or battery acid escaping, it should also be designed to allow adequate ventilation. Many boast patented designs featuring locking tabs that secure the top to the rest of the box to be sure it stays fastened to keep outside elements out, as well as holes to allow the cables in. The best way to grasp the features of any RV battery box is simply to compare the descriptions. You do, in fact, need one, unless you want to put one of the most vital parts of your vehicle in consistent danger. Though the cases are typically lightweight, they are usually made from heavy-duty polypropylene material that can keep unwanted liquids out. It also provides protection to other parts of your RV should the battery itself leak. Now that you hopefully have a rudimentary understanding of what an RV battery is and does, you may want to understand why the heck you even need a battery box.Įssentially, a battery box is a lightweight carrying case to protect the battery from water, gasoline and whatever else might leak onto or around the battery. That said, there are other things to consider, so be sure to read up before making a purchase. Which battery option you choose will depend, of course, on your budget. Meanwhile, brand name lithium ion batteries might cost you as much as $800 each. As an example, a generic 12 volt deep cycle battery can be bought for as little as $75. RV battery prices can vary wildly depending on the types, size, and brand of battery you buy.