| PartNumber | RXEF030-2 | RXEF030-AP | RXEF030 |
| Description | Resettable Fuses - PPTC Radial Lead .3A 72V 40A Imax | Resettable Fuses - PPTC | Resettable Fuses - PPTC Radial Lead .3A 72V 40A Imax |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | TE Connectivity Raychem Circuit Protection |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | PTC Resettable Fuses |
| RoHS | Y | - | - |
| Series | RXEF | PolySwitchR, RXEF | PolySwitchR, RXEF |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | Radial | Radial | Radial |
| Hold Current | 300 mA | 0.3 A | 0.3 A |
| Maximum Voltage | 72 V | 72 VDC | 72 VDC |
| Trip Current | 600 mA | 0.6 A | 0.6 A |
| Current Rating Max | 40 A | - | - |
| Resistance | 2.1 Ohms | 2.1 Ohms | 2.1 Ohms |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 5.8 mm | - | 5.8 mm |
| Packaging | Reel | Cut Tape (CT) Alternate Packaging | Bulk Alternate Packaging |
| Diameter | 7.4 mm | 7.4 mm | 7.4 mm |
| Height | 3 mm | - | 3 mm |
| Length | 12.7 mm | - | 12.7 mm |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses |
| Brand | Littelfuse | - | - |
| Pd Power Dissipation | 490 mW | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | C82410-000 RF2633-000 | - | - |
| Part Aliases | - | D27145-000 RF2656-000 | 461130-000 RF2565-000 |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Package Case | - | Radial, Disc | Radial |
| Current Max | - | 40A | 40A |
| Current Hold Ih Max | - | 300mA | 300mA |
| Voltage Max | - | 72V | 72V |
| Current Trip It | - | 600mA | 600mA |
| R Min Max | - | 0.880 ~ 0.0021 Ohm | 0.880 ~ 0.0021 Ohm |
| Time to Trip | - | 3s | 3s |
| Current Rating Max | - | 40 A | 40 A |
| Pd Power Dissipation | - | 490 mW | 490 mW |