| PartNumber | RHEF450 | RHEF450-2 |
| Description | Resettable Fuses - PPTC RHEF450 | Resettable Fuses - PPTC RHEF450-2 |
| Manufacturer | Littelfuse | Littelfuse |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| RoHS | Y | Y |
| Series | RHEF | RHEF |
| Mounting Style | Through Hole | Through Hole |
| Termination Style | Radial | Radial |
| Hold Current | 4.5 A | 4.5 A |
| Maximum Voltage | 16 V | 16 V |
| Trip Current | 7.8 A | 7.8 A |
| Current Rating Max | 100 A | 100 A |
| Resistance | 54 mOhms | 54 mOhms |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C |
| Packaging | Bulk | Reel |
| Height | 15.6 mm | 15.6 mm |
| Length | 10.4 mm | 10.4 mm |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses |
| Brand | Littelfuse | Littelfuse |
| Pd Power Dissipation | 3.6 W | 3.6 W |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| Factory Pack Quantity | 500 | 1500 |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses |
| Tradename | PolySwitch | PolySwitch |
| Part # Aliases | F25880-000 RF3210-000 | D47454-000 RF3307-000 |
| Unit Weight | 0.021341 oz | - |