Mersen open fuseholders for 5x20 miniature fuses feature a simple, efficient design, ideal for applications requiring easy access to the fuse. With protection class I or II and IP00 rating, they are suitable for environments where protection against direct contact is not required. Their maximum contact resistance of 5 to 10 mΩ guarantees reliable electrical performance, and their UL94V0 material offers high resistance to flammability.