Smart Switch Surfacebox White Ajax 107589 — wireless smart relay for lighting and appliances

The Ajax Smart Switch Surfacebox in white is a wireless smart relay for controlling lighting and electrical appliances without rewiring. Designed to integrate with Ajax security and automation systems, it enables remote on/off control, scenario-based actions and app management of connected loads. The compact surface-mounted housing fits standard installation locations and includes a SurfaceBox and mounting screws for quick setup.

Advantages

The device offers simple retrofit installation to convert conventional switches into remotely controllable relays, supporting scenario activation and centralized control from mobile or desktop apps. Its surface-mounted design eliminates the need for wall recessing, while the lightweight enclosure and included mounting hardware allow a fast and neat installation. Wireless integration with the Ajax ecosystem ensures consistent communication and unified automation management.

Suitable for

• Remotely switching lights in residential or small commercial spaces
• Automating household appliances such as fans or pumps
• Upgrading conventional switch points without opening walls
• Adding relay control to existing Ajax automation setups

When it may not be suitable

This surface-mounted smart relay is not intended for applications that require DIN-rail mounting or integration into recessed electrical boxes. It is also unsuitable when specific certifications or ruggedized enclosures are required for harsh industrial environments. Verify load type and power ratings of connected equipment before installation to ensure compatibility.

Key specifications

• Mounting: surface-mounted enclosure
• Colour: white
• Dimensions: 82.6 × 82.6 × 46.8 mm
• Unit net weight: 0.063 kg
• Included accessories: SurfaceBox housing, screws for device mounting, quick start guide
• Function: wireless relay for switching lighting and appliances; supports scenario activation and remote control via Ajax apps

How to use

Mount the SurfaceBox using the supplied screws on a suitable flat surface near the load or existing switch. Connect the relay to the electrical circuit following local wiring rules and the device’s quick start guide, ensuring power is off during wiring. Add the relay to the Ajax system through the app, configure scenarios or schedules as needed, and test on/off control from the app and physical switch (if used).

What to consider before purchase

• Confirm compatibility of the relay with the voltage and current requirements of the connected load
• Ensure wireless coverage and compatibility with your Ajax hub or automation controller
• Plan mounting location for surface installation and sufficient space for the enclosure dimensions

Recommendations

For reliable operation, install the SurfaceBox in a dry indoor location with stable Wi‑Fi or Ajax radio signal and follow local electrical codes. Use the Ajax app to set scenarios and schedules to reduce manual switching and protect connected equipment from frequent switching cycles.