Colorlight E120 HUB75 LED Receiving Card
The Colorlight E120 is a HUB75 receiving card with 24 parallel RGB data groups and support for scan types up to 1/128. It provides point-by-point brightness and chromaticity calibration for LED panels, along with bit-error monitoring for the data link.
Technical Specifications
The following values are from the E120 V1.1.0 specification.
| Parameter | Specification |
|---|---|
| Normal-chip loading | 128 × 1024 pixels |
| PWM-chip loading | 192 × 1024 pixels |
| Shixin-chip loading | 162 × 1024 pixels |
| Parallel RGB output | 24 groups |
| Serial RGB output | 32 groups, expandable to 128 |
| Scan type | Up to 1/128 |
| Hardware interface | HUB75 |
| Calibration | 8-bit brightness and chromaticity |
| Ethernet | 1 Gb/s; recommended CAT5e cable ≤100 m |
| Supply / rated power | DC 3.8–5.5 V, 0.6 A / 3.0 W |
| Dimensions | 145.2 × 91.7 × 18.4 mm |
| Weight | 95 g |
| Operating conditions | −25°C to +75°C; 0–80% RH, non-condensing |
Selecting an E120 for Your Cabinet
Match the receiving card to the LED module driver chip, scan configuration and HUB75 pinout. The three loading values above apply to different driver types; they are not interchangeable. Check the mounting space and power supply when replacing an existing card.
Loop redundancy and firmware redundancy are supported. Loop backup depends on a redundant network connection, while firmware backup supports safer program upgrades.
Product Images


Specification Download
Download the Colorlight E120 V1.1.0 specification (PDF) for HUB75 definitions and hardware details.
Frequently Asked Questions
What is the E120 loading capacity?
The specification lists 128 × 1024 pixels with normal chips, 192 × 1024 with PWM chips, and 162 × 1024 with Shixin chips. Choose the value that matches your LED modules.
Does the E120 use HUB75 connections?
Yes. The E120 specification identifies HUB75 hardware interfaces and includes their pin definitions.
How many parallel RGB groups are supported?
The E120 supports 24 parallel RGB groups. It also supports 32 serial RGB groups, expandable to 128.
What power supply is needed?
The card requires DC 3.8–5.5 V at 0.6 A; rated power is 3.0 W.
Does the E120 support pixel calibration and backup?
Yes. It supports 8-bit brightness and chromaticity calibration, loop redundancy and firmware redundancy. Loop backup requires the corresponding redundant connection.








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