Samlex Solar PST-1500-12 PST Series Pure Sine Wave Inverter Commercial grade design suitable for heavy duty loads, long periods of continuous operation & for emergency back up, low interference, Wide operating DC input range: 10.7 - 16.5 VDC UPC  Universal Protection Circuit: low voltage, over voltage, over temperature, over load and short circuit, dual GFCI protected AC outlets High efficiency, low idle power draw, temperature controlled cooling fan  reduces energy consumption Can be hard wired Safety certified to UL standards, FCC compliant