Elevators & Escalators Technology's - How to connect Four 12V batteries connected in series, the total voltage is 48V Connecting batteries in series means connecting the (+) terminal of the first battery
![How to add an extra battery to a Razor Ecosmart Metro with a switch. : ElectricScooterParts.com Support How to add an extra battery to a Razor Ecosmart Metro with a switch. : ElectricScooterParts.com Support](https://s3.amazonaws.com/cdn.freshdesk.com/data/helpdesk/attachments/production/1065277416/original/DeZiPPjTfRgTecp-eZHByG94Zrao_U7u4w.png?1526587029)
How to add an extra battery to a Razor Ecosmart Metro with a switch. : ElectricScooterParts.com Support
![batteries - Why did my 12v battery charger blow, when connected to a 12v battery in a 48v bank? - Electrical Engineering Stack Exchange batteries - Why did my 12v battery charger blow, when connected to a 12v battery in a 48v bank? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/qb44u.png)
batteries - Why did my 12v battery charger blow, when connected to a 12v battery in a 48v bank? - Electrical Engineering Stack Exchange
![12v to 48v how to turn your 12 volt batteries into a 48 volt system with hookup @constructionhacks9293 - YouTube 12v to 48v how to turn your 12 volt batteries into a 48 volt system with hookup @constructionhacks9293 - YouTube](https://i.ytimg.com/vi/wdgq1-o1_8g/sddefault.jpg)
12v to 48v how to turn your 12 volt batteries into a 48 volt system with hookup @constructionhacks9293 - YouTube
![how to connect batteries in series and parallel to get the right system voltage and amperage capacity. how to connect batteries in series and parallel to get the right system voltage and amperage capacity.](http://www.solarray.com/Images/ImagesTGuides/drawings/48vseries.gif)
how to connect batteries in series and parallel to get the right system voltage and amperage capacity.
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