Photovoltaic DC string box, factory-mounted by Eaton: IEC 61439-2 Annex DD. Designed for inverters with one MPP tracker, it features 1x IN and 1x OUT connections. Integrated devices include a PV surge protection device Type 2 and MC4 connections at the bottom of the box. The IKA box is single-row with eight division units and a transparent window, suitable for outdoor installation without direct sunlight exposure. For safe operation, please observe the minimum and maximum allowable ambient air temperature in the technical data sheet.