Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RXEF series offers low hold currents (down to 50mA) and high voltage rating (up to 72V). Resettable and single-use overcurrent devices Wide range of form factor and termination methods Devices compatible with high-volume electronics assembly Lead-free, halogen-free, and RoHS compliant UL Recognized to UL 1434 CSA Approved to CSA TIL No. CA-3A TUV Approved to EN 60730-1 CQC Approved to GB 8898, GB/T 7153, GB 14536.1
Radial Leaded PTC Resettable Fuse, 4.5 Ohm, 2-Terminal Product overview: RXEF010 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 4.5 Ohm. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 4.5 Ohm, 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-RXEF010 can be used for catalog matching and distributor lookup.
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| Littelfuse, Inc. | ERSAELECTRONICS PTE. LTD. | RS Components, Ltd. | RS Components, Ltd. | LCSC Electronics Technology (HK) Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses |
| Product Number | RXEF010 | 150-RXEF010 | 5176562 | 5176562P | RXEF010 | RXEF010 |
| Product Name | 72 & 60V PolySwitch Lead-Free Radial Leaded Resettable PPTC | 4.5 Ohm Circuit Protection Fuse | Resettable Fuses | Resettable Fuses | TVS/Fuse/Board Level Protection >> Resettable Fuses | Circuit Protection - PTC Resettable Fuses |
| Mounting | Solderable (with leads) | |||||
| Approvals / Standards | RoHS | RoHS | RoHS | RoHS | ||
| Features | Resettable | Resettable | Resettable | Resettable | ||
| Rated Voltage | 60 volts | 60 volts | 60 volts |
