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| Part Number | 30R900UH | 30R800UH |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active |
| Type | Polymeric | Polymeric |
| Voltage - Max | 30V | 30V |
| Current - Max | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 9 A | 8 A |
| Current - Trip (It) | 18 A | 16 A |
| Time to Trip | 20 s | 18.8 s |
| Resistance - Initial (Ri) (Min) | 5 mOhms | 5 mOhms |
| Resistance - Post Trip (R1) (Max) | 20 mOhms | 20 mOhms |
| Resistance - 25°C (Typ) | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.950" L x 0.120" W (24.10mm x 3.00mm) | 0.850" L x 0.118" W (21.60mm x 3.00mm) |
| Height - Seated (Max) | 1.244" (31.60mm) | 1.224" (31.10mm) |
| Thickness (Max) | - | - |
| Lead Spacing | 0.402" (10.20mm) | 0.402" (10.20mm) |
