| PartNumber | RXEF185K-2 | RXEF185K-AP |
| Description | Resettable Fuses - PPTC Radial Lead 1.85A 72V 40A Imax | Resettable Fuses - PPTC Radial Lead 1.85A 72V 40A Imax |
| Manufacturer | Littelfuse | - |
| Product Category | Resettable Fuses - PPTC | - |
| RoHS | Y | - |
| Series | RXEF | - |
| Mounting Style | Through Hole | - |
| Termination Style | Radial | - |
| Hold Current | 1.85 A | - |
| Maximum Voltage | 72 V | - |
| Trip Current | 3.7 A | - |
| Current Rating Max | 40 A | - |
| Resistance | 190 mOhms | - |
| Minimum Operating Temperature | - 40 C | - |
| Maximum Operating Temperature | + 85 C | - |
| Packaging | Reel | - |
| Diameter | 16.76 mm | - |
| Type | PolySwitch Resettable Fuses | - |
| Brand | Littelfuse | - |
| Pd Power Dissipation | 2.1 W | - |
| Product Type | Resettable Fuses - PPTC | - |
| Factory Pack Quantity | 1500 | - |
| Subcategory | PPTC Resettable Fuses | - |
| Tradename | PolySwitch | - |
| Part # Aliases | RF2712-000 | - |