Eaton Bussmann® series S520 ceramic tube fast-acting fuses provide reliable overcurrent protection up to 20 A and 420 Vac for high power and higher voltage applications respectively, e.g., data centers, telecom systems, and intelligent commercial buildings. Eaton’s S520 fuses are available in a compact small-footprint 5 x 20 mm cartridge or axial leaded packages, providing excellent board savings. These fuses are capable of withstanding operating temperatures ranging from -55 °C to +125 °C, making them suitable for use in a wide range of environments. All products are lead-free, halogen-free, and RoHS compliant.