DIY Open EVSE V4.23

Construction and cir­cuit infor­ma­tion for the DIY Open EVSE V4.23 elec­tric vehi­cle charg­ing sys­tem.

Open EVSE V4.23 circuit board
Open EVSE V4.23 cir­cuit board Version 4.23 for elec­tric vehi­cle charg­ing using the SAE J1772 stan­dard

The DIY Open EVSE cir­cuit board Version 4.23 is used for elec­tric vehi­cle charg­ing using the J1772 stan­dard. It is an Open-source hard­ware project which uses the GNU General Public License and is based on the orig­i­nal designs by Chris Howell and Lincomatic. Continue read­ingDIY Open EVSE V4.23″

The DIY Open EVSE Project

The Open EVSE project includes hard­ware and soft­ware for charg­ing elec­tric vehi­cles and plug-in hybrids using the J1772 stan­dard.OpenEVSE4.23topA cur­rent DIY Open EVSE V4.23 com­plet­ed board

I start­ed work­ing with the Open EVSE project back in 2011 when I leased my first Nissan Leaf elec­tric car. Chris Howell had start­ed a post on the “My Nissan Leaf” forum and built a few pro­to­type boards to test. Then Lincomatic began work­ing on soft­ware and things began to real­ly pick up speed. Chris made the DIY Open EVSE open source on 27 October 2011, and the first boards start­ed ship­ping in late December.
Unfortunately there was a long wait­ing list to get the boards, so I decid­ed to make one for myself using the EagleCAD files pro­vid­ed from Chris.

Continue read­ing “The DIY Open EVSE Project”