Update 9/2/2015: This item has been sold. This controller had a serious smoke incident before I got it. The cover has been removed and there is a lot of black charring inside. There may be some good FETs, and the Capacitors (680 uF @ 200V) are not visibly damaged, but nothing is...

Hi everyone. Here is the situation; Have 1238 controller to AC-12 motor. 72 volt system. Was driving it and it cut out. Let sit for a minute, flipped switch a few times, after multiple attempts it ran again. Noticed motor was overheated slightly. Next day adjusted encoder steps from 128 to 64...

This last Winter I was busy installing new Lifepo4 batteries in my Saturn SC2. These replace the nine lead acid batteries that gave the car a range of 12 miles. Last weekend I drove the car 40.4 miles. I was thrilled to get that close to my estimate of 42 miles with the 36, 100 Ah cells that I...

Hey, I have a Netgain 1000A controller (old style) and the capaitor temperature is getting up to above 160 when driving in summer on the highway. The IGBT temp stays pretty low, as I have ample cooling. It did seem slightly better when I removed the plastic cover and drove, but I'm afraid of...