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| PartNumber | RGEF400 | RGEF400-2 | RGEF400 16V 4A |
| Description | Resettable Fuses - PPTC RGEF400 | Resettable Fuses - PPTC RGEF400-2 | |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | - |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | - |
| RoHS | Y | - | - |
| Series | RGEF | PolySwitchR, RGEF | - |
| Mounting Style | Through Hole | Through Hole | - |
| Termination Style | Radial | Radial | - |
| Hold Current | 4 A | 4 A | - |
| Maximum Voltage | 16 V | 16 VDC | - |
| Trip Current | 6.8 A | 6.8 A | - |
| Current Rating Max | 100 A | - | - |
| Resistance | 60 mOhms | 0.06 Ohms | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 5.8 mm | - | - |
| Packaging | Bulk | Cut Tape (CT) Alternate Packaging | - |
| Height | 3 mm | 12.8 mm | - |
| Length | 12.8 mm | 8.9 mm | - |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | - |
| Width | 8.9 mm | - | - |
| Brand | Littelfuse | - | - |
| Pd Power Dissipation | 2.4 W | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | F93377-000 RF3203-000 | - | - |
| Unit Weight | 0.014709 oz | - | - |
| Part Aliases | - | C12426-000 RF3228-000 | - |
| Operating Temperature Range | - | - 40 C to + 85 C | - |
| Package Case | - | Radial, Disc | - |
| Current Max | - | 100A | - |
| Current Hold Ih Max | - | 4A | - |
| Voltage Max | - | 16V | - |
| Current Trip It | - | 6.8A | - |
| R Min Max | - | 0.021 ~ 0.060 Ohm | - |
| Time to Trip | - | 1.7s | - |
| Current Rating Max | - | 100 A | - |
| Pd Power Dissipation | - | 2.4 W | - |