1. Compatible with mulit-parallel inverters. 2. Adopt specialized wiring terminal,greatly improve reliability & safety performance. 3. Small power grid-tie inverter can be paralleled to obtain large power output. 4. Low standby power consumption,high conversion efficiency 5. Cooling fan is intelligently controlled and regulated by output power and temperature. 6. Intelligent MPPT technology,high efficiency,high reaction rate,stable output power. 7. Multiple grid-tie inverters are compatible in the circuit in parallel ,small power grid-tie inverters in parallel to obtain high driving power output. 8. Six protections ,including low voltage/over voltage shutdown/under voltage shutdown/over temperature/islanding detection/frequency protection.