Introduction
The Sagemcom F@st Plug 502W Powerline Wi-Fi Extender allows you to extend your home network using your existing electrical wiring. This device creates a Wi-Fi hotspot and provides Ethernet ports in areas of your home where your primary router's signal may be weak or non-existent. It is designed for easy setup and provides secure network expansion for various devices, including smartphones, tablets, smart TVs, and gaming consoles.
What's in the Box
- 1 x F@ST PLUG 502W Powerline Wi-Fi Extender
- 1 x White Ethernet cable with RJ45 connector
- 1 x Quick Start Guide
Product Overview
The Sagemcom F@st Plug 502W is a compact device designed to blend seamlessly into your home environment. It features indicator lights on the front panel and Ethernet ports on the bottom for wired connections.

Front view of the Sagemcom F@st Plug 502W, showing the power, network, Wi-Fi, and security indicator lights, along with the WPS button.

Side and bottom view of the Sagemcom F@st Plug 502W, highlighting the two Ethernet ports for wired device connections.
Indicator Lights:
- Power Indicator: Illuminates when the device is powered on.
- Powerline Indicator: Shows the status of the powerline connection.
- Ethernet Indicator: Indicates activity on the Ethernet ports.
- Wi-Fi Indicator: Shows the status of the Wi-Fi signal.
- Security Button: Used for pairing with other powerline adapters.
- WPS Button: For easy Wi-Fi Protected Setup pairing with compatible devices.
Setup Guide
Follow these steps to set up your Sagemcom F@st Plug 502W Powerline Wi-Fi Extender:
- Initial Placement: Plug the F@st Plug 502W into a wall power socket in the area where you need extended Wi-Fi or wired connectivity. Avoid power strips or extension cords for optimal performance.
- Connect to Existing PLC Network: If you already have a Sagemcom powerline adapter connected to your router, press the 'Security' button on that adapter for approximately 2 seconds.
- Pairing the Extender: Within 2 minutes of pressing the button on your existing adapter, press the 'Security' button on the F@st Plug 502W for approximately 2 seconds. The powerline indicator lights on both devices should become solid, indicating a successful connection.
- Wi-Fi Connection: Once paired, the F@st Plug 502W will broadcast a Wi-Fi signal. You can find its default Wi-Fi network name (SSID) and password printed on a label on the device. Connect your Wi-Fi enabled devices (smartphones, tablets, laptops) to this network.
- Wired Connection (Optional): For devices requiring a wired connection (e.g., Smart TV, gaming console), connect an Ethernet cable from the device to one of the Ethernet ports on the bottom of the F@st Plug 502W.
- Security Best Practice: For enhanced security, it is recommended to change the default Wi-Fi network name (SSID) and password. Refer to the full online manual for instructions on accessing the device's configuration interface.
Operation
Once set up, the Sagemcom F@st Plug 502W operates by transmitting network data over your home's electrical wiring. It extends your existing powerline network and provides both wireless (Wi-Fi) and wired (Ethernet) connectivity.
- Wi-Fi Extension: Provides a new Wi-Fi access point, eliminating dead zones and allowing seamless internet access for mobile devices throughout your home.
- Ethernet Ports: The two integrated Ethernet ports allow you to connect wired devices directly, providing stable and high-speed connections for activities like online gaming, streaming high-definition video, and large file transfers.
- Performance: Offers up to 300Mbps Wi-Fi speed and up to 500Mbps powerline speed, with a range of up to 300 meters over the electrical circuit.
Maintenance
To ensure optimal performance and longevity of your Sagemcom F@st Plug 502W, follow these simple maintenance guidelines:
- Cleaning: Gently wipe the device with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Ventilation: Ensure the device is not covered and has adequate airflow around it to prevent overheating.
- Placement: Keep the device plugged directly into a wall outlet. Avoid connecting it to power strips, surge protectors, or extension cords, as this can degrade performance.
- Firmware Updates: Periodically check the Sagemcom official website for any available firmware updates to ensure your device has the latest features and security enhancements.
Troubleshooting
If you encounter issues with your Sagemcom F@st Plug 502W, try the following troubleshooting steps:
- No Powerline Connection:
- Ensure both powerline adapters are plugged directly into wall outlets.
- Verify that the powerline indicator light is solid on both devices. If not, re-attempt the pairing process (press the 'Security' button on both devices within 2 minutes).
- Try plugging the adapters into different outlets within the same electrical circuit.
- No Wi-Fi Signal or Weak Signal:
- Check if the Wi-Fi indicator light on the F@st Plug 502W is illuminated.
- Ensure the device is not placed near large metal objects or other electronic devices that may cause interference.
- Try repositioning the extender to a more central location within the desired Wi-Fi coverage area.
- Slow Internet Speed:
- Confirm that your main internet connection is working correctly.
- Ensure the powerline adapters are not connected to power strips or surge protectors.
- Minimize electrical noise on your home's circuit by unplugging non-essential high-power appliances temporarily.
- Device Not Responding / Requires Reboot:
- Unplug the F@st Plug 502W from the wall outlet, wait for 10 seconds, and then plug it back in. This can resolve temporary issues.
If problems persist, consult the comprehensive online user manual or contact Sagemcom customer support.
Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | 253518064 |
| Brand | Sagemcom |
| Wireless Standard | 802.11n |
| Data Transfer Rate (Wi-Fi) | Up to 300 Mbps |
| Data Transfer Rate (Powerline) | Up to 500 Mbps |
| Ethernet Ports | 2 x RJ45 |
| Powerline Range | Up to 300 meters over electrical circuit |
| Security | 128-bit AES Encryption |
| Color | White |
| Item Weight | 180 g |
Warranty and Support
For warranty information and technical support, please refer to the documentation included with your product or visit the official Sagemcom website. Keep your purchase receipt as proof of purchase for warranty claims.





