Power: 540W Voltage: 1500V Module efficiency: 20.9% IP protection: IP68 Connector: C1 Cells: Half-Cut Wafer type: M10 Cable length: 1.75m Product guarantee: 15 years Efficiency guarantee: 30 years Size (W x D x H): 1134 x 30 x 2278 mm Weight: 32.5 kg