*Note: Please mind that the DPU inverter doesn&';t come with the connection cable to SHP2. If you want to connect the second inverter with SHP2, please buy a connection cable separately. The inverter must be used with the DELTA Pro Ultra Battery. Highlights: 7.2kW-21.6kW output with up to 3 inverters 5.6kW-16.8kW solar input with up to 3 inverters Online UPS, 0-ms transfer time Prolonged lifespan with a proprietary cooling structure Specifications: Dimensions: 27.2x18.9x8.42 in (including mat)