As one of the well-known off grid pv inverter manufacturers and suppliers in China,Website:http://www.soyan-tech.com, SOYANPOWER is here waiting for you to buy or wholesale inverter with pv charger made in China through our website. 1.Specification: Product Name: Off-Grid 1K-5K PV Inverter Input Voltage (V): Single phase 220V Output Voltage(V): 230VAC Voltage Output Power:1-5KW Output frequency :50/60Hz. Output current:50A Nominal Efficiency:>80% Waveform: Sine wave DC input voltage:12v/24v/48V PV Input Voltage:55V max AC input: 90-280VAC/170-280VAC OEM/ODM: YES Certification: CE , ROHS Warranty Time: 1 year 2. Product Feature: Simulated sine wave inverter Built-in 50Amp charge controller 10A or 20A standard charging current from utility Smart user friendly interface 3 steps charging algorithm MFD (multi-function display) Overload & short-circuit protection Battery reverse polarity protection Deep discharge protection Adjustable solar and utility charging current