| PartNumber | RXEF160 | RXEF160-2 | RXEF160-1 |
| Description | Resettable Fuses - PPTC Radial Lead 1.6A 72V 40A Imax | Resettable Fuses - PPTC Radial Lead 1.6A 72V 40A Imax | PTC RESET FUSE 72V 1.6A RADIAL |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | - |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | - |
| RoHS | Y | - | - |
| Series | RXEF | PolySwitchR, RXEF | - |
| Mounting Style | Through Hole | Through Hole | - |
| Termination Style | Radial | Radial | - |
| Hold Current | 1.6 A | 1.6 A | - |
| Maximum Voltage | 72 V | 72 VDC | - |
| Trip Current | 3.2 A | 3.2 A | - |
| Current Rating Max | 40 A | - | - |
| Resistance | 220 mOhms | 0.22 Ohms | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 5.8 mm | - | - |
| Packaging | Bulk | Cut Tape (CT) Alternate Packaging | - |
| Diameter | 16.3 mm | 16.3 mm | - |
| Height | 3 mm | - | - |
| Length | 20.8 mm | - | - |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | - |
| Brand | Littelfuse | - | - |
| Pd Power Dissipation | 1.9 W | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | E53493-000 RF2637-000 | - | - |
| Unit Weight | 0.024127 oz | - | - |
| Part Aliases | - | 159088-000 RF2689-000 | - |
| Operating Temperature Range | - | - 40 C to + 85 C | - |
| Package Case | - | Radial, Disc | - |
| Current Max | - | 40A | - |
| Current Hold Ih Max | - | 1.6A | - |
| Voltage Max | - | 72V | - |
| Current Trip It | - | 3.2A | - |
| R Min Max | - | 0.090 ~ 0.220 Ohm | - |
| Time to Trip | - | 11.4s | - |
| Current Rating Max | - | 40 A | - |
| Pd Power Dissipation | - | 1.9 W | - |