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| Part Number | 401A |
| Datasheet | 401A datasheet |
| Description | HEATSINK POWER TO-3 BLK |
| Manufacturer | Wakefield-Vette |
| Series | 401 |
| Part Status | Active |
| Type | Board Level |
| Package Cooled | TO-3, Stud Mount |
| Attachment Method | Bolt On |
| Shape | Rectangular, Fins |
| Length | 1.500" (38.10mm) |
| Width | 4.750" (120.65mm) |
| Diameter | - |
| Height Off Base (Height of Fin) | 1.250" (31.75mm) |
| Power Dissipation @ Temperature Rise | 30.0W @ 80°C |
| Thermal Resistance @ Forced Air Flow | 1.50°C/W @ 250 LFM |
| Thermal Resistance @ Natural | 2.60°C/W |
| Material | Aluminum |
| Material Finish | Black Anodized |