Manufacturer of this Power Jack PSWGT-300 Solar Grid Tie Inverter decided to scuff part numbers. Therefore sharing possible part numbers gathered from the wide web: How it works: More pictures: Some information taken from these links: http://solar4living.com/pswgt300.htm https://www.thebackshed.com/forum/ViewTopic.php?TID=3219 https://www.youtube.com/watch?v=-H3SKc48e5k
