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The HUB3300-S is a hold-up capacitor module (“Hold Up Box”) made by Vicor.
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Used in Vicor power systems such as ENMods and ARM/FARM front-ends to provide energy storage for ride-through / holdup during AC dropouts.
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It contains large capacitors (two caps in series) to supply the DC bus when input power is temporarily lost.
Key Specifications
| Parameter | Value / Description |
|---|---|
| Capacitance | 1,650 µF (total) per the part spec. |
| Height | ~3.52 in (≈ 89.4 mm) per Vicor’s capacitors page. |
| Operating Temperature Range | –40 °C to +105 °C |
| Weight | 2 lbs |
|---|---|
| Dimensions | 5 × 5 × 5 in |
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