10000 Watt Inverter

• http://www.aimscorp.net/10000-watt-dc-to-ac-inverter/ - $4k, 24 v
• http://www.donrowe.com/inverters/wagan_10000.html - $1k, 12 v

3 phase inverters:

http://www.aimscorp.net/12KW_3_Phase_Pure_Sine_24_Volt_Power_Inverter/

Source

• http://occren.com/Product%20center/Powe/Inverter/2012-05-12/119.html - about $1400 + Shipping for 10-15kW inverters for any input dc and 120 or 240 ac, 50 or 60 hz