Look for fiberglass electric tape
New Element Not Heating Post with lots of electrical fixes
Controller replacement – https://www.amazon.com/Yeeco-Regulator-Thermostat-Temperature-Controller/dp/B00MKU4W3Y/ref=sr_1_1?ie=UTF8&qid=1493863507&sr=8-1&keywords=scr+4000 per Dave Omak
High temp quick disconnects – https://www.amazon.com/Supco-Female-Disconnect-Temperature-Degree/dp/B0071OXK1Y
More Snap Switch advice – http://www.smokingmeatforums.com/t/251317/masterbuilt-heating-element-replacement
MES40 Set Ups:
Bearcarvers at SMF – http://www.smokingmeatforums.com/t/159686/baby-back-ribs-mmmmmmmmmmm
Great long post about the mail box mod.
inexpensive variable speed fan – http://www.frozencpu.com/fan-109.html
http://www.smokingmeatforums.com/t/249454/pellets-and-humidity