Littelfuse, Inc. 30V 4.2A Circuit Protection Fuse SRP420

PTC RESET FUSE 30V 4.2A STRAP Product overview: SRP420 from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 30V, 4.2A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 30V, 4.2A, Circuit Protection Fuse, PTC Resettable Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 150-SRP420 can be used for catalog matching and distributor lookup.