Littelfuse 400PV 2410 Photovoltaic (PV) Fuses are low-resistance surface mount fuses in a 2410-sized case. Littelfuse 400PV 2410 Fuses provide PV protection and meet the UL 248-19 standard. 400PV fuses are 100% lead-free, RoHS compliant, and Halogen-free and provides overcurrent protection to circuits that operate in high operating temperatures up to +125°C.