| PartNumber | RHEF100-AP | RHEF100 | RHEF100-2 |
| Description | Resettable Fuses - PPTC | Resettable Fuses - PPTC Radial Lead 1A 30V 40A Imax | Resettable Fuses - PPTC Radial Lead 1A 30V 40A Imax |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | - |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | - |
| RoHS | Y | - | - |
| Series | RHEF | PolySwitchR, RHEF | - |
| Mounting Style | Through Hole | Through Hole | - |
| Termination Style | Radial | Radial | - |
| Hold Current | 1 A | 1 A | - |
| Maximum Voltage | 30 V | 30 VDC | - |
| Trip Current | 1.8 A | 1.8 A | - |
| Current Rating Max | 40 A | - | - |
| Resistance | 430 mOhms | 0.43 Ohms | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Packaging | Reel | Bulk Alternate Packaging | - |
| Type | PolySwitch Resettable Fuses | PolySwitch Resettable Fuses | - |
| Brand | Littelfuse | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | C60837-000 RF3302-000 | - | - |
| Part Aliases | - | D76110-000 RF3300-000 | - |
| Operating Temperature Range | - | - 40 C to + 125 C | - |
| Package Case | - | Radial, Disc | - |
| Current Max | - | 40A | - |
| Current Hold Ih Max | - | 1A | - |
| Diameter | - | 9.7 mm | - |
| Voltage Max | - | 30V | - |
| Current Trip It | - | 1.8A | - |
| R Min Max | - | 0.180 ~ 0.430 Ohm | - |
| Time to Trip | - | 5.2s | - |
| Current Rating Max | - | 40 A | - |
| Pd Power Dissipation | - | 1.4 W | - |