| Part Number | RHEF1500 | RHEF1000 |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | PTC Resettable Fuses | PTC Resettable Fuses |
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| Product Status | Active | Active |
| Type | Polymeric | Polymeric |
| Voltage - Max | 16V | 16V |
| Current - Max | 100 A | 100 A |
| Current - Hold (Ih) (Max) | 15 A | 10 A |
| Current - Trip (It) | 28 A | 18.5 A |
| Time to Trip | 20 s | 9 s |
| Resistance - Initial (Ri) (Min) | 3.2 mOhms | 6.2 mOhms |
| Resistance - Post Trip (R1) (Max) | 9.2 mOhms | 15 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Ratings | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.925" L x 0.142" W (23.50mm x 3.60mm) | 0.689" L x 0.118" W (17.50mm x 3.00mm) |
| Height - Seated (Max) | 1.130" (28.70mm) | 1.043" (26.50mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.400" (10.15mm) | 0.400" (10.15mm) |