Y&H 10KW Parallel & Split-phase Solar Inverter: This upgraded solar hybrid inverter support parallel connection, rated output power 10000W, max peak power 20000W, rated output voltage AC120V/240V (split-phase/single-phase), battery voltage:48Vdc, built-in 200A Mppt solar charging, max PV input power:11000W, voltage range:125-425Vdc, max open circuit voltage VOC:500VDC, start-up voltage >130V; PV cable specification: 10AWG, max charging current:200A; nominal input frequency: 50/60Hz; supports CAN, USB and RS485 communication. Protection level: IP20 (indoor only) Support Battery-less & Multiple Batteries: This parallel & split/single phase pure sine wave output inverter is compatible with AGM, colloidal, lead-acid, lithium-ion and lithium iron phosphate batteries, and it can also work without batteries. It has a dual activation function for Li-Ion batteries during sleep, and the mains/photovoltaic power supply can trigger Li-Ion battery activation. Dual MPPT Design: This is a solar inverter that supports both parallel & single phase/split phase functions, the dual MPPT design has an efficiency of up to 99.9%, with a maximum current of 22A per line, It adopts DSP control and advanced control algorithms, featuring fast response speed, It integrates solar energy storage and grid charging functions, perfectly adapting to high power modules.  4 charging modes: i.e. PV only, utility priority, PV priority and utility/PV hybrid charging; and equipped with 3 selectable output modes, i.e. solar priority, grid priority and SBU priority, it can provide uninterruptible power supply to meet different application requirements. It can accept utility or generator power and restarts automatically when AC power is restored. Comprehensive Protection & Applications: inverter including short circuit protection, overcurrent protection, overvoltage and undervoltage protection, overload protection, reverse protection and more. It is perfect for off-grid standby and self-powered use. Widely used in homes, cabins, campers, RVs, etc., it can be used as a backup power source when grid power is interrupted.  Peak Shaving and Valley Filling: Through the function of charging and discharging setting by time, it helps customers to utilize the peak and valley tariffs and save the cost of electricity consumption. SPI series is a new type of solar energy storage inverter control inverter integrating solar energy storage & utilitycharging and energy storage, AC sine wave output. It adopts DSP control and features high response speed,reliability, and industrial standard through an advanced control algorithm.