Check the listing for details. SolarEdge P801 Optimizer (Up To 800W): Maximum Efficiency For Photo Panels. Condition: New. Listed at 33.90 USD. The Solaredge P801-4Mrmry It is an optimizer of high -performance power, designed for commercial and large photovoltaic systems. Compatible with two 72 cells or 144 Half-Cell modules in series or parallel, support up to 800 W of entry power and works with tensions up to 125 VDC, ensuring maximum surrender even in conditions of shading or misalignment of the panels. Thanks to the MPPT optimization at the form of the form, it ensures maximum efficiency of the 99.5% and a higher energy production than traditional systems. The technology SAFEDC ™ Automatically reduces the 0 V voltage in case of extinguishing the inverter or interruption of the network, ensuring maximum safety for installers and maintenancers. The compact body with protection IP68 It makes the optimizer resistant to water, dust.