Bluetooth Controlled Relay

Bluetooth Controlled Relay at a Glance...

  • 4 Relay Installed on a Circuit Board
      - Non-Expandable ProXR Lite Design
  • Next Generation Bluetooth
      - 200 to 300 Ft. Wireless Range
      - Appears as a Standard COM Port on PC/Laptop
      - Soft AP Web Interface for Configuration
  • Industry-Leading ProXR Command Set
      - Program in Nearly Any Language
      - Send Precise Relay Commands
      - Toggle, Flash, and Timing Control
  • ProXR AD8 Command Set (Input Support)
      - Read 0-5V Sensors
      - Monitor External Sensors or Contact Closure
      - Use Inputs to Trigger Relays

Connect Your Way

NexGen WiFi lets you control relays using Wi-Fi, Bluetooth, or USB, all from one module. Configure everything through a built-in web page and choose the communication method that fits your project - simple to start, powerful when you're ready to scale.

Looking for a reliable 4-channel Bluetooth relay? These compact ProXR Lite controllers appear as a standard COM port and offer simple relay control for switching lights, motors, and devices over Bluetooth.

NextGen Bluetooth Relay Interface

The NexGen Bluetooth/WiFi interface lets you control relays wirelessly over a Bluetooth connection. Using the Bluetooth Serial Port Profile (SPP), the board appears as a standard COM port on your computer, making wireless communication simple and familiar.

Bluetooth settings such as the device name and PIN can be configured through the built-in web interface using WiFi Soft AP mode. This means you enable and manage Bluetooth using the same easy setup process as your WiFi features.
Please Note: Apple encrypts the Bluetooth signal on an iPhone and iPad therefore bluetooth boards will not communicate with them.  We recommend the web interface option for browser based interface for the iPhone or iPad users.

NexGen Bluetooth Communication

The NexGen Bluetooth/WiFi communications module modernizes connectivity by combining WiFi, Bluetooth, USB, and MQTT into a single powerful interface. The onboard firmware focuses on essential features while remaining flexible enough for a wide range of automation and control applications.

4-Channel Bluetooth Relay Series (ProXR Lite)

Bluetooth Relay4-Channel Bluetooth Relay Boards are available in the non-expandable ProXR Lite version. While ProXR Lite boards cannot be expanded, they still support the full ProXR Command Set - the industry's most powerful relay control protocol.

- Program in nearly any language.
- Send precise relay commands.
- Control with confidence.

Select Your Relay Type & Amperage

Bluetooth Relay Choose the 4-channel Bluetooth relay controller that matches your load requirements:
  • SPDT Relays: 5A, 10A, or 20A
  • SPST Relays: 30A
Need help selecting the right relay amperage?
Use our Choosing a Proper Amperage to make the right call for your application.

💡 Relay Pros Pro Tip:

If you're controlling high-current loads like motors or heaters, always choose a relay with extra amperage headroom. Running a relay at its maximum rating can shorten its lifespan.