Plug-In Supply

Do It Yourself (DIY) Plug-In Conversion Kits - Assembly and Installation Instructions

Plug-In Supply gives you the option of building and installing your own plug-in upgrade conversion system. This is the most affordable way to get a plug-in hybrid electric car with fantastic gas mileage. This website provides assembly and installation instructions for our DIY plug-in conversion kits. Visit our main website for additional information on system specifications and features, pricing, and frequently asked questions.

AES Advanced Energy Storage Battery Packs

Pure EV Mode Switch Gen 3, Gen 2

aka ICE Kill Switch. Will turn off your gas motor and it will not come on again until you stop the car and cycle the ignition off on. $115 including shipping.
Works without an add-on battery pack.

New 15KW Pack!

Restore Your Factory Battery Pack

Fast Install Guide

Overview of installation process.

How It Works

What You Can Do

DIY Pricing

Current pricing can be found at
www.pluginsupply.com/pricing/

Cells

Specifications for cells we use to build Add-On battery packs.

4KW and 7KW Pack Assembly

How to assemble a 4KW or 7KW pack using Headway cylindrical cells.