Littelfuse, Inc. Resettable Fuses 30R400UF

PTC 30V POLYFUSE RADIAL LEADS 4A

PTC 30V POLYFUSE RADIAL LEADS 4A

PTC Resettable Fuse 4A Hold, 8A Trip, 30VDC, 40A, 2.5W, Radial Product overview: 30R400UF 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 4A, 8A, 40A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 4A, 8A, 40A, 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 150-30R400UF can be used for catalog matching and distributor lookup.