https://www.intertek.com/batteries/automotive-battery-ev-testing/evse/sae-j1772/
SAE J1772 Standard Testing
Intertek offers Testing and Certification services to Standard SAE J1772 which provides design and safety guidelines for charging controls and connectors
sae j1772standardtesting
https://22-ev-charging-plug-sae-j1772.blogspot.com/
22-ev-charging-plug-sae-j1772
ev charging plug22saej1772