Specifications BrandYHRated Power3500VA 3500WAC Input Voltage230VACSelectable Voltage Range170 280VAC For Personal Computers 90 280VAC For Home Appliances Frequency Range50Hz 60Hz Auto sensing OutputAC Voltage Regulation Batt Mode 230VAC±5 Surge Power7000VAEfficienc Peak PV to INV97 Efficienc Peak Battery to INV94 Transfer Time10ms For Pensonal Computers 20ms For Home AppliancesBatteryAC ChargerBattery Voltage24VDCFloating Charge Voltage27VDCOvercharge Protection33VDCMax Charge Current80ASolar ChargerMax PV Array Power4000WMPPT Range Operating Voltage120 450VDCMax PV Array Open Circuit Voltage500VDCMax Charging Current80AMax Efficiency98 PhysicalDimension D W H mm 300x110x475Net Weight kgs 9Communication InterfaceUSB RS232 GPRS WIFIOperating EnvironmentMumidity5 to 95 Relative Humidity Non condensing Operating Temperature0℃ 55℃Storage Temperature 15℃ 60℃ Features 1 Pure Sine Wave Solar Inverter2 Efficiency work with or without battery3 Max 80A MPPT Solar Charger4 Max 500VDC PV Input5 High PV input voltage range 120 450VDC 6 Compatible with 24V lead acid and lithium batteries 7 Support RS232 and BMS interface8 Built in dustproof kit to adapt to harsh environment9 Overload overtemperature short circuit protection10 Smart battery charger design for optimized performancePackage includes 1 x Inverter1 x User Manual