Devolo 9391 network cable

Devolo 9391 Network Cable is a high‑performance, plug‑and‑play solution designed to extend your home or office network using the existing electrical wiring. This device belongs to the dLAN 1200+ WiFi AC family and offers seamless integration with both wired and wireless infrastructures.

Key Features

• Maximum Data Rate: Up to 1200 Mbps using advanced HomePlug AV technology.
• Dual Gigabit Ethernet Ports: Each adapter provides two Gigabit Ethernet connections, enabling high‑speed wired links for PCs, gaming consoles, or media servers.
• Integrated WiFi AC: Dual‑band 802.11ac (2.4 GHz & 5 GHz) with WiFi Move and WiFi Clone features for effortless roaming and network duplication.
• Power Over Ethernet (PoE) Compatibility: The adapter can supply power to compatible devices via its internal power source, reducing cable clutter.
• Smart Power Management: Consumes only 10.4 W, ensuring energy efficiency while maintaining high throughput.
• Wide Operating Conditions: Works reliably at temperatures from -20 °C to 60 °C and humidity levels of 10–90 % (non‑condensing).
• Long‑Range Capability: Supports a maximum operating distance of up to 300 m on standard residential wiring.
• Modulation Techniques: Utilizes 64-QAM, 256-QAM, 1024-QAM, and 4096-QAM for optimal data encoding across varying line conditions.

Design & Build

The device features a compact, black chassis measuring 15.2 cm in height, 7.6 cm in width, and 4 cm in depth, weighing just 1.33 kg. Its sleek form factor fits easily into wall outlets or power strips without obstructing other equipment.

Connectivity & Compatibility

• Operating Systems: Fully compatible with Windows 7/8/10 (32‑bit and 64‑bit), macOS X 10.6+, and Ubuntu 12.04.
• Network Standards: Supports IEEE 802.3, 802.3u, 802.3ab, 802.1p, 802.11b/g/n/ac, HomePlug AV, and IEEE 1901.
• Power Requirements: Standard 230 V AC at 50 Hz, with an internal power supply that eliminates the need for external adapters.
• Device Type: A CPL (Powerline) bridge that connects two or more network nodes via electrical wiring, effectively turning your home into a wired backbone.

Installation & Setup

Setting up the Devolo 9391 is straightforward:

1. Plug in each adapter into an available wall outlet near the devices you wish to connect.
2. Connect one adapter to your router using a standard Ethernet cable; the other adapter connects to your PC, gaming console, or media server.
3. Press the Sync button on both adapters simultaneously. The LEDs will indicate successful pairing.
4. If you wish to use WiFi, simply enable the WiFi AC feature via the web interface and configure your SSID and password.

Performance & Reliability

The Devolo 9391 delivers consistent throughput thanks to its robust modulation schemes. Even in environments with electrical noise, the device maintains stable connections by dynamically adjusting data rates. Its 64-QAM baseline ensures reliable performance on most residential circuits, while higher QAM levels unlock maximum speeds when line conditions permit.

Advanced Features

• WiFi Move: Seamlessly transition between the 2.4 GHz and 5 GHz bands without dropping your connection.
• WiFi Clone: Duplicate an existing WiFi network’s SSID and password to create a unified coverage area across multiple adapters.
• Powerline Security: The device encrypts traffic using AES-128, safeguarding data against eavesdropping over the electrical grid.

Use Cases

This adapter is ideal for:

• Gaming setups requiring low latency and high bandwidth between consoles and routers.
• Home theaters where a wired connection to media servers ensures smooth streaming of 4K content.
• Office environments that need reliable, high‑speed connections without extensive cabling.
• Smart home networks where multiple IoT devices benefit from a stable backbone.

Conclusion

The Devolo 9391 Network Cable stands out as a versatile, high‑performance solution for extending network reach through existing electrical wiring. With its dual Gigabit Ethernet ports, integrated WiFi AC, and robust powerline technology, it delivers both speed and convenience for modern digital lifestyles.