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| PartNumber | RXEF090 | RXEF090 72V | RXEF090-1 |
| Description | Resettable Fuses - PPTC Radial Lead .9A 72V 40A Imax | Resettable Fuses - PPTC 40A 72V 2-Pin PolySwitch Reset Dev | |
| Manufacturer | Littelfuse | - | - |
| Product Category | Resettable Fuses - PPTC | - | - |
| RoHS | Y | - | - |
| Series | RXEF | - | - |
| Mounting Style | Through Hole | - | - |
| Termination Style | Radial | - | - |
| Hold Current | 900 mA | - | - |
| Maximum Voltage | 72 V | - | - |
| Trip Current | 1.8 A | - | - |
| Current Rating Max | 40 A | - | - |
| Resistance | 470 mOhms | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Lead Spacing | 5.8 mm | - | - |
| Packaging | Bulk | - | - |
| Diameter | 11.2 mm | - | - |
| Height | 3 mm | - | - |
| Length | 15.8 mm | - | - |
| Type | PolySwitch Resettable Fuses | - | - |
| Brand | Littelfuse | - | - |
| Pd Power Dissipation | 990 mW | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | A52660-000 RF2571-000 | - | - |
| Unit Weight | 0.012875 oz | - | - |