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See Product Specifications
| Part Number: | RXEF300K |
| Category: | Circuit Protection |
| Subcategory: | PTC Resettable Fuses |
| Manufacturer: | Littelfuse Inc. |
| Packaging: | Bag |
| Product Status: | Active |
| Type: | Polymeric |
| Voltage - Max: | 72V |
| Current - Max: | 40 A |
| Current - Hold (Ih) (Max): | 3 A |
| Current - Trip (It): | 6 A |
| Time to Trip: | 19.8 s |
| Resistance - Initial (Ri) (Min): | 40 mOhms |
| Resistance - Post Trip (R1) (Max): | 100 mOhms |
| Resistance - 25°C (Typ): | - |
| Operating Temperature: | -40°C ~ 85°C |
| Ratings: | - |
| Mounting Type: | Through Hole |
| Package / Case: | Radial, Disc |
| Size / Dimension: | 0.910" Dia x 0.118" T (23.11mm x 3.00mm) |
| Height - Seated (Max): | 1.154" (29.30mm) |
| Thickness (Max): | - |
| Lead Spacing: | 0.400" (10.15mm) |
