Xantrex XC1000 Pure Sine Wave Inverter Charger - built in transfer switch

The Xantrex Freedom XC 1000 True Sine Wave Power Inverter 817-1050 is a lightweight, compact inverter charger that can operate in all climate temperatures. It can provide full output from -4°F to 104°F and has an extended surge rating that can surge to 2X continuous power for 2 seconds for motor loads. The inverter also has quick connect terminals for easy installation.  12 Volt DC input, 120V AC output, 20 amp AC transfer capacity.  50 amp DC charge rate.