Well, a most cursory search shows you can get one off Amazon for $229: https://www.amazon.com/PRIMECOM-Level-2-Electric-Vehicle-Charger/dp/B07B8W83RT/ref=mp_s_a_1_3?keywords=level+2+evse+nema+14-50&qid=1564781060&s=gateway&sprefix=level+2+evse+&sr=8-3
Looks good, but a little out of my price range ($200) not that I want to cheap out on this, but does this look good? https://www.amazon.com/PRIMECOM-Level-2-Electric-Vehicle-Charger/dp/B07B8W83RT/ref=mp_s_a_1_2_sspa?keywords=juicebox%2Bcharger&qid=1568859786&s=gateway&sr=8-2-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUFKR1ZNQzFIV0ZBOVkmZW5jcnl...