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  1. K

    12 cell 2kwh portable 1500W inverter build with chevy volt submodule

    Just finished building a portable 2kwh 1500W 120VAC inverter project. Think of it like a gas-less generator. See the imgur gallery below for build pictures, and the github for the photon code and a schematic/circuit drawing. Big thanks to Kyle at four-forty.comwho supplied the current sensor...
  2. K

    prototyping BMS - looking for 12 random 'junk' cells

    Edit - got some, thanks for all the replies! Hey, I'm getting ready to work with the guy who makes these boards to prototype up an application to use this module, together with a few other bits and pieces, to construct a BMS for my 12 cell chevy volt pack for use as a portable 1500W120V invert...
  3. K

    Chevy Volt battery module BMS connector pinout

    I got this from the guy I bought my module from. Just wanted to post it here in case anyone needed it. This is the BMS connector pinout for a 2012 Volt 12 cell module.
  4. K

    MPP solar hybrid inverters - U.S. mains compatible?

    Hi, Just to be clear, will the MPP hybrid inverters work on a 240AC U.S. style mains connection?They seem like a lot of inverter for the money, but it's a bummer if they won't work with US grids and houses. MPP customer services says they're for 240V europe, not 120V US, but most inverters here...
  5. K

    Lipo 18S KMX tadpole trike

    Here's a build I did a few years ago. It's RC Lipo powered, not 18650, but hope it still counts! Had a BMS from BMSbattery, celllog8 alarms for single cell voltage low/high states, DIY charger based on meanwell PSUs with a CC/CV modification (fetcher chip from Endless Sphere community), 50A...
  6. K

    New cell suppliers to the US?

    Hi, I'm thinking of planning abuild sometime in the next few months. It sounds like most people here salvage cells?I'm not sure I want to go that route. The idea of mixing and matching a bunch of half worn out cells sounds like potentially more trouble than it's worth, assuming new cells can be...
  7. K

    Hi!

    Been a long time solar and renewable energy enthusiast. Thinking a diy power wall project might be in my future. Glad to find this forum, it seems there's a ton of good info here.
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