The batteries are wired to charge from two places. A 100ah battle born lithium battery weighs in at 29 pounds for a total of 58 pounds for a 200ah lithium batterybank.
Sprinter Campervan Electrical System Overview
Camper van battery system. In a camper van youve already got a generator built in. Lets go a bit further into how the our camper van electrical system works. Your truck campers 12 volt dc electric power system includes a 12 volt battery and 12 volt converter and allows a truck camper to run its 12 volt components free from shore or household power. Using solar power to charge camper van batteries is increasing in popularity. Theyre connected to the vans starting battery under the hood and when the van is running they charge from the alternator. Recharging your camper vans deep cycle house battery so youre running a fan and maybe charging your phone once a day or maybe even running an electric mini refrigerator 247.
You want these secondary batteries to be separated electrically from the alternator when the motor is not running. Its called your alternator. You can buy fancy electronic battery isolators for prices up to and over 100. Youll need a way to recharge the batteries in one way or another. Your vehicles battery powers all of the electrical devices that your vehicle needs on a day to day basis. Spark plugs ecu fuel pump air conditioner blower radio and much more.
The key to designing an appropriate electrical system is understanding the demand for energy power consumption how its stored and how to replenish it. Energy supplies charge and recharge the batteries which in turn power all the camper vans electrical appliances. The first and most heavily weighing pun intended on everyones mind when building a camper van is weight. Aside from the initial set up cost energy is harvested free of charge during daylight hours at least. The good thing is that you can easily overcome this problem by installing a simple dual battery system in your van. Once the engine is running the power from the alternator can now flow to both your starter battery and leisure battery charging both batteries simultaneously.
A typical campervan split charging system has a device that connects the battery used to start the engine to the leisure battery when the engine is running. Its not recommended that you power your refrigerator from your rv batteries since it draws over 10 amps an hour. The electrical system revolves around onboard leisure batteries. A dual battery system can be used to power various accessories including thermoelectric coolers interior and exterior lighting stereos televisions and many other useful electrical components. Compare that to agm which weighs a whopping 69 pounds each making the total batterybank weigh in at 276 pounds. I have a 400w solar energy system installed on the camper van.
The first step to powering up your van camper is to install secondary batteries that are charged off your vans alternator.
Gallery of Camper Van Battery System
