Eaton Bussmann PV Series 1kV Cylindrical Photovoltaic Fuses - Eaton Bussmann PV-10A10F, A 10A 1kV 10 x 38mm photovoltaic fuse designed for protecting and isolating photovoltaic strings. Especially for use in PV systems with extreme ambient temperatures, high cycling and low fault current conditions (reverse current, multi-array fault) string arrays, e.g. combiner boxes, inverters, PV wire harnesses, etc. Bussmann PV-10A10F 10A 1000VDC Cylindrical Photovoltaic Fuse