The onboard HUB75E connectors let modules connect without a separate HUB adapter. When sizing a cabinet, identify the module’s driver IC, resolution and port layout before choosing the number of receiving cards.
Product details
| Parameter | Specification |
|---|---|
| Model | Huidu HD-R712 |
| Module outputs | 12 × HUB75E |
| Network ports | 2 × Gigabit Ethernet |
| Power connections | 2 × DC 5 V |
| Input range | 4.0–5.5 V DC |
| Power | 5 W |
| Scan modes | Static through 1/128 scan |
| Gray levels | 256–65,536 |
| Network cable run | Within 80 m with Cat 5e or Cat 6 cable |
| Driver IC support | Conventional ICs and most PWM ICs |
Download the module specification (PDF)
Frequently asked questions
Does the HD-R712 need a separate HUB adapter?
No. The card has 12 HUB75E outputs onboard. Check that the LED module pinout matches before connecting its ribbon cable.
How many pixels can one HD-R712 drive?
Huidu documents give different maximum loads. Confirm the limit for the board revision you will install, along with the driver IC, module resolution and number of HUB ports used.
Can I use it with an asynchronous sending card?
Yes. Huidu lists asynchronous sending cards as well as synchronous sending cards, dual-mode players and VP-series processors.
Can I test the display from the receiving card?
Yes. The onboard screen test helps identify uneven brightness or differences in flatness between modules.








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