Features Efficient and Durable: Solar photovoltaic inverter, input voltage is DC200‑400V, output voltage is AC 3PH 0‑220V, efficient and durable. Efficient Heat Dissipation: Using 24V DC cooling fan, external aluminum cooling base, the solar photovoltaic inverter is efficient heat dissipation, to ensure long term work. Double Layer Board Design: The the solar photovoltaic inverter is double layer board design, and the PCB board is treated with 3 proof paint, so the failure rate is low. Humanized Design: Adopts humanized operation, with bright red digital tube display,the solar photovoltaic inverter is convenient for reading and avoids misoperation. Premium ABS Material: ABS plastic shell of the solar photovoltaic inverter is fire and heat resistant, and the terminal is fully enclosed to avoid the danger of electric shock. Specification: Item Type: Solar Photovoltaic Inverter Material: ABS, Aluminum Model: 9600D-1T-00400D Input Voltage: DC200-400V Output Voltage: AC 3PH 0-220V Rated Power: 4.0KW Rated Current: 16A Size: Approx. 126 x 160 x 170mm / 5 x 6.3 x 6.7in (manual measurement, the parameters have certain errors) Package List: 1 x Inverter 1 x User Manual Note: 1. The default upper limit frequency of this solar photovoltaic inverter is 50HZ, and the reverse function is turned off by default. If you need to change it, please operate it correctly according to the user manual. 2. Please try to meet the recommended voltage for the DC input voltage, otherwise the solar energy conversion rate will be reduced.   Package List 1 x Inverter 1 x User Manual