| PartNumber | RGEF500K | RGEF500K-AP | RGEF500K-2 |
| Description | Resettable Fuses - PPTC RGEF500K | Resettable Fuses - PPTC RGEF500K-AP | Resettable Fuses - PPTC Polyswitch 8.5A |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| RoHS | Y | Y | Y |
| Series | RGEF | RGEF | RGEF |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | Radial | Radial | Radial |
| Hold Current | 5 A | 5 A | 5 A |
| Maximum Voltage | 16 V | 16 V | 16 V |
| Trip Current | 8.5 A | 8.5 A | 8.5 A |
| Current Rating Max | 100 A | 100 A | - |
| Resistance | 34 mOhms | 34 mOhms | 34 mOhms |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Bulk | Reel | Reel |
| Height | 14.3 mm | 14.3 mm | - |
| Length | 10.4 mm | 10.4 mm | - |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Pd Power Dissipation | 2.6 W | 2.6 W | - |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| Factory Pack Quantity | 500 | 2000 | 2000 |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses | PPTC Resettable Fuses |
| Tradename | PolySwitch | PolySwitch | PolySwitch |
| Part # Aliases | C54361-000 RF3237-000 | F18625-000 RF3239-000 | RF3238-000 |
| Unit Weight | 0.019048 oz | 0.019048 oz | - |