This looks like it: http://www.aimscorp.net/12000-Watt-Inverter-Charger-48-volt-120-240vac.html
$3409/12000=28.4 cents per watt. Not too bad considering there is a battery charger in there. From: Adam Moffett Sent: Monday, October 31, 2016 1:01 PM To: af@afmug.com Subject: Re: [AFMUG] Tesla powerwall 2 http://www.aimscorp.net/12000-Watt-Inverter-Charger-48-volt-120-240vac.html This has a street price of $2500.� The four SLA batteries were (I think) $160 each.� The 3/0 battery cable was not free, but I don't remember what it cost.� This is only 4800 Wh, but it's trivial to add more/bigger batteries.� This doesn't have any built in network monitoring though.....does the Powerwall? On 10/31/2016 2:14 PM, Peter Kranz wrote: The new tesla powerwall 2 appears to be an interesting UPS option now that it has a build in inverter/charger. 14kWh for $5500, so would run most of my sites for about 24 hours. When I backed out the costs for 14kWh of our standard AGM cells and inverter, I think this price is quite reasonable. � https://www.tesla.com/powerwall � Peter Kranz www.UnwiredLtd.com Desk: 510-868-1614 x100 Mobile: 510-207-0000 pkr...@unwiredltd.com �
