Veltrix DK-3991 Plus Thunderbolt 4 Dock (90W)
Thunderbolt & USB4 Docks · Veltrix · SKU DK3991-PLUS · Released 2020 · Updated 2026-10-24
Key facts
| Benchmark index | 5,775 (Thunderbolt & USB4 Docks scale) |
|---|---|
| Category rank | #49,115 |
| Street price | $329 |
| Power | 120 W |
| Performance per dollar | 17.55 |
| Released | 2020 |
Specifications
| Brand | Veltrix |
|---|---|
| Model | Veltrix DK-3991 Plus |
| Host connection | Thunderbolt 4 (40Gbps) |
| Host charging | 90 W USB Power Delivery |
| Displays | Up to 2× 4K 60 Hz or 1× 8K 30 Hz |
| Downstream Thunderbolt/USB4 | 3× Thunderbolt 4 / USB4 |
| USB-A | 2× 10Gbps, 1× 5Gbps |
| Ethernet | 2.5GbE |
| Card reader | SD 4.0 UHS-II |
| Audio | 3.5 mm combo jack |
| Power supply | 120 W external |
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| Vantrel DK-8849 Max USB-C 10Gbps Dock (100W) | 2,885 | $109 | Compare |
| Strivon DK-6531 Ultra Thunderbolt 5 Dock (180W, 2.5GbE) | 6,419 | $449 | Compare |
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| Strivon DK-9645 SE USB4 40Gbps Dock (96W) | 5,870 | $309 | Compare |
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Cite this page: Hardware Spec Index, “Veltrix DK-3991 Plus Thunderbolt 4 Dock (90W)”, https://vextor7.com/item/7793512 (accessed 2026-10-24).