# StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable – 3-Year Warranty

# **StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable – 3-Year Warranty**

## **Product Description**

Connect a compatible USB-C laptop or computer to an HDMI display over long distances with the **StarTech 146B-USBC-HDMI4K-AOC Active Optical Cable**. This **50ft (15.2m) USB-C to HDMI cable** supports **4K Ultra HD at 60Hz**, making it suitable for conference rooms, classrooms, corporate workspaces, digital signage, and professional AV installations.

Built with **OM3 multi-mode optical fibre**, the cable helps minimise electromagnetic interference (EMI) and signal degradation across longer cable runs. It supports **HDR10**, 7.1-channel audio, and HDMI 2.0 features for compatible source devices and displays.

The durable **PVC jacket**, strain relief, and **CL3 fire rating** make this cable suitable for appropriate in-wall AV installations, subject to local building and installation requirements. An integrated USB-A power lead supplies the additional power needed for operation.

This unidirectional cable transmits video from a compatible **USB-C source to an HDMI display**. Explore more connectivity solutions in the **[StarTech Collection at Suntronix](https://suntronix.net/collections/startech)**.

## **About StarTech 146B-USBC-HDMI4K-AOC**

The **StarTech 146B-USBC-HDMI4K-AOC** is a long-distance **USB-C to HDMI 2.0 active optical cable** designed to connect compatible USB-C video sources to HDMI monitors, projectors, televisions, and other displays.

Its integrated adapter and optical cable design reduces connection points, while optical transmission helps maintain signal quality over its **50ft (15.2m) length**. Support for **4K at 60Hz**, **HDR10**, HDCP 1.4/2.2, HDMI CEC, ARC, and 7.1-channel audio makes it suitable for professional presentations and multimedia applications.

The cable works with compatible USB-C devices that support **DisplayPort Alternate Mode**, including supported USB4 and Thunderbolt 3 or Thunderbolt 4 devices. It does not require additional drivers or software.

## **Key Features**

-   **Long-distance video connectivity:** 50ft (15.2m) cable length for flexible AV installations.
    
-   **4K Ultra HD resolution:** Supports up to **3840 × 2160 at 60Hz**.
    
-   **Active optical technology:** Uses OM3 multi-mode optical fibre to help reduce signal degradation and electromagnetic interference.
    
-   **HDR10 support:** Supports high dynamic range video with compatible source and display devices.
    
-   **USB-C to HDMI conversion:** Connects a compatible USB-C video source to an HDMI display.
    
-   **Wide device compatibility:** Supports USB-C DisplayPort Alt Mode, USB4, Thunderbolt 3, and Thunderbolt 4 devices with video output.
    
-   **Audio support:** Supports **7.1-channel HDMI audio**.
    
-   **HDMI features:** Supports HDCP 1.4/2.2, CEC, and ARC.
    
-   **CL3-rated jacket:** Suitable for appropriate in-wall cable installations, subject to local regulations.
    
-   **Additional power lead:** Includes a USB-A power cable that must connect to a suitable USB port or USB wall charger.
    
-   **Durable construction:** PVC jacket, strain relief, and active booster for reliable long-distance transmission.
    
-   **Driver-free operation:** No additional drivers or software installation required.
    
-   **Warranty:** **3 years**.
    

## **Ideal Use Cases**

-   **Conference rooms:** Connect laptops to HDMI projectors and large-format displays over longer distances.
    
-   **Corporate offices:** Support presentation systems and professional AV setups.
    
-   **Classrooms and training centres:** Connect compatible computers to HDMI display equipment.
    
-   **Digital signage:** Route video to compatible displays positioned away from the source device.
    
-   **Professional AV installations:** Extend video connectivity where standard copper cables may face distance limitations.
    
-   **Home entertainment:** Connect a compatible USB-C laptop to an HDMI television or monitor.
    
-   **In-wall installations:** Use the CL3-rated cable in suitable installations that meet local building and safety requirements.
    

## **Why Buy from Suntronix?**

Suntronix offers genuine technology products and connectivity solutions for business, professional, and personal requirements. Customers can contact Suntronix for **product availability, pricing, specifications, and purchasing assistance**.

Suntronix serves customers across **Chennai, Tamil Nadu, and India**, helping businesses and individuals find suitable connectivity accessories for their technology requirements.

Visit the **[Suntronix Official Website](https://suntronix.net/)** to explore available products and connectivity solutions.

## Details

- **Price:** 17030.0 INR
- **Vendor:** StarTech
- **Type:** STARTECH ACCESSORY

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 17030.00 INR | In stock |

## Images

- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable – 3-Year Warranty shown coiled
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable black cable coiled on a surface
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable front view
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable side angle
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable – 3-Year Warranty – 14xb usbc hdmi4k aoc n
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable – 3-Year Warranty – 14xb usbc hdmi4k aoc q
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable overview
- StarTech 146B-USBC-HDMI4K-AOC 50ft USB-C to HDMI 4K 60Hz Active Optical Cable rear port

## Additional Information

- **Warranty:** The **StarTech 146B-USBC-HDMI4K-AOC** includes a **3-year warranty**, subject to the manufacturer's warranty terms and conditions.
- **Type:** Adapter/Converter

### FAQ 1

**Q: What is the maximum resolution supported by the StarTech 146B-USBC-HDMI4K-AOC?**

**A:** It supports up to **4K Ultra HD (3840 × 2160) at 60Hz**, provided the connected source and display support the required specifications.

### FAQ 2

**Q: How long is this USB-C to HDMI active optical cable?**

**A:** The cable is **50ft (15.2m)** long, making it suitable for longer-distance video connections.

### FAQ 3

**Q: Does this cable support HDR10 and audio?**

**A:** Yes. It supports **HDR10** and **7.1-channel HDMI audio** with compatible source and display equipment.

### FAQ 4

**Q: Can I connect this cable to any USB-C port?**

**A:** No. The USB-C source must support **DisplayPort Alternate Mode video output**. The attached USB-A power lead must also be connected to a suitable power source.

### FAQ 5

**Q: What warranty does the StarTech 146B-USBC-HDMI4K-AOC include?**

**A:** It includes a **3-year warranty**, subject to the manufacturer's terms and conditions.

### SPECIFICATION

#### **Brand**

StarTech

#### **Model**

146B-USBC-HDMI4K-AOC

#### **Part Number / MPN**

146B-USBC-HDMI4K-AOC

#### **Product Type**

USB-C to HDMI 2.0 Active Optical Cable (AOC)

#### **Colour**

Space Gray

#### **Key Specification**

50ft (15.2m) active optical cable, 4K at 60Hz, HDR10, CL3-rated jacket

#### **Resolution**

Up to 3840 × 2160 at 60Hz

#### **Video Features**

HDR10, 8-bit and 10-bit RGB and YCbCr 4:4:4, HDCP 1.4/2.2, HDMI CEC, ARC

#### **Audio**

7.1-channel HDMI audio

#### **Input**

USB-C with DisplayPort Alternate Mode

#### **Output**

HDMI

#### **Cable Length**

15.2m (50ft)

#### **Cable Diameter**

4.5mm

#### **Cable Construction**

OM3 multi-mode optical fibre with PVC jacket, strain relief, and active booster

#### **Fire Rating**

CL3-rated

#### **Adapter Type**

Active

#### **Power Connection**

Integrated USB-A power lead; a suitable USB port or USB wall charger is required

#### **Power Delivery**

No USB Power Delivery pass-through

#### **Dimensions**

Product length: 15.2m; product width: 20mm; product height: 11mm

#### **Weight**

Approximately 432g

#### **Operating Temperature**

0°C to 45°C

#### **Storage Temperature**

-10°C to 75°C

#### **Warranty**

Not listed in this section; see the dedicated Warranty section below.

### Compatibility

The StarTech **146B-USBC-HDMI4K-AOC** is suitable for connecting:

- **USB-C laptops and computers** with DisplayPort Alternate Mode video output.
- Compatible **USB4 devices** with USB-C video output.
- Compatible **Thunderbolt 3 and Thunderbolt 4 devices** with video output.
- **HDMI monitors, televisions, projectors, and displays** that support the required resolution.
- Devices running **Windows, macOS, ChromeOS, and Linux**, provided the hardware supports the required video output.

**Important compatibility requirements:**

- The USB-C source port must support **DisplayPort Alternate Mode**.
- The cable is **unidirectional** and operates from a USB-C source to an HDMI display. Reverse HDMI-to-USB-C operation is not supported.
- Connect the attached USB-A power lead to a suitable USB port or USB wall charger. The charger is not included.
- Actual resolution and refresh rate depend on the capabilities of the source device, display, and configuration.

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> Source: [Suntronix](https://suntronix.net/products/startech-146b-usbc-hdmi-4k-60hz-50ft-optical-cable)
> Updated: 2026-10-28