The electrical hardware was $200 the charging unit itself i got for $300 on Amazon with a promo code (not available anymore). Here is the link https://www.amazon.com/MUSTART-Portable-Charger-Electric-Charging/dp/B077D5C86M/ref=sr_1_9?crid=2YT4A5Z58WLIT&keywords=mustart+40a+level+2&qid=1647258191&sprefix=mustart+40a+level+2%2Caps%2C74&sr=8-9