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WallSwitch.
Wireless power relay to control 110/230 V~ power supply remotely

Add app control to a mains-powered circuit.
WallSwitch Jeweller switches a compatible mains electrical load through the Ajax system. It lets a professional bring suitable equipment into remote control and configured automation scenarios. The circuit, load and installation enclosure are selected within the device’s specified electrical limits.
Key features. At a glance.
Direct mains switching
110–230 V AC input and switched output.

13 A continuous maximum1
Up to 3 kW resistive load at 230 V AC.
Pulse or bistable
Choose the action for the controlled equipment.
1–255 seconds2
Pulse duration; firmware 5.54.1.0 or later.
A configured automatic response
Original Ajax scenario demonstration.

Normally open or closed
Set the normal contact state around the circuit.
Energy monitoring
Current, voltage, power and consumed energy in the app.
Current, voltage and temperature protection
Device protection reports abnormal conditions.
Automation scenarios
Configure supported schedules, alarms and environmental triggers.

Up to 1,000 m
Jeweller communication in open space; installation conditions reduce range.
39 × 33 × 18 mm
A compact module for a suitable enclosure.
App and local control
Manage the relay through Ajax apps or its function button.
- 1Up to 1.5 kW resistive load at 110 V AC. Check starting current and load type; protection settings do not increase the continuous rating.
- 2Pulse mode and configurable contact state require firmware 5.54.1.0 or later; exact specifications also identify devices manufactured after 5 March 2020.
Ajax product information ↗ · WallSwitch Jeweller specifications ↗
Protection in real places.









Switch mains power.

One switched phase
WallSwitch connects to 110–230 V AC and switches the phase feeding the connected load. Its output carries the same supply received at its input; the neutral remains connected.
WallSwitch is a mains switching device, not a dry-contact relay. The installer checks the actual load and its starting current.
Set the action that fits the appliance.
Pulse or bistable operation
Bistable mode keeps the selected contact state until the next command. Pulse mode changes it for the configured time, then returns. Choose normally open or normally closed behaviour in the app.
Pulse duration is 1–255 seconds. Pulse mode and configurable contact state require firmware 5.54.1.0 or later; the specifications identify devices manufactured after 5 March 2020.
Match the load before making the connection.
13 A continuous maximum
Maximum continuous load is 13 A: up to 3.0 kW of resistive load at 230 V AC or 1.5 kW at 110 V AC. Motors, transformers and other loads need an inrush and load-type check.
Use a professional electrician and the exact device instructions. Its switching rating does not replace the circuit’s required protection.
See what the connected load is using.
Current, voltage, power and energy
Ajax apps show the switched circuit’s current, voltage, power and accumulated electrical energy. This helps you understand the connected appliance as well as control it.
Values update with device polling. The manual states that the energy counter resets when WallSwitch loses power.
Turn a command into a useful routine.

Respond to a leak
A configured leak alarm can switch a compatible electrically operated valve.
The valve and leak detector are separate equipment; verify the required voltage, normal state and complete response.
Define the trigger and the return state.
A configured action, with a tested outcome
Choose the trigger, contact state and operating mode around the connected equipment. Test each scenario on the installed system, including what happens if power or the hub connection is lost.
A device that is offline misses its scenario trigger. A missed scheduled action does not automatically run when power returns. Humidity and CO₂ scenarios require LifeQuality; other triggers need their corresponding system devices.
A supervised connection to your system.
Jeweller two-way radio
Jeweller carries device events, alarms and commands using encryption, device authentication, frequency hopping and automatic power adjustment.
Use a compatible hub and the matching regional radio version. Walls, metal and the final installation position affect reception; test the link on site. Alarm delivery and connection-loss reporting are different timings.
Know when the device needs attention.
Electrical and temperature protection
WallSwitch supervises current, supply voltage and temperature. It can open its contacts when protection is triggered and reports its state through the Ajax system.
Check the exact firmware and protection settings. Published current-trip thresholds differ between the overview specifications and manual; they do not increase the 13 A continuous-load rating.
A supervised radio link
Regular polling checks the connection to a compatible hub or range extender. The system can report a missing device and identify its assigned room.
Up to 1,000 m in open space. Connection-loss reporting depends on polling settings; the 36-second example is not a fixed alarm-delivery time. PRO Desktop receives device events; conventional CMS forwarding is limited as described in the manual.
Fit, connect and test.

A compact module for the installation
The 39 × 33 × 18 mm module fits a suitable junction box or equipment enclosure. Scan its QR code to add it to the compatible hub, assign its name and room, then test reception and the intended load response.
For indoor use at 0–64 °C, up to 75% humidity without condensation. Keep the antenna outside metal shielding and verify reception after closing the enclosure.
Give the relay its own place on the rail.

DIN Holder is available separately
The matching holder fixes Relay or WallSwitch to a standard 35 mm DIN rail. Its front button operates the relay’s function button, while the included labels identify the controlled circuit.
The holder adds a mounting method, not new electrical ratings. Allow access, ventilation and suitable clearances.
Find the right relay.
Compare Relay, WallSwitch and Superior MultiRelay Fibra. See what each switches, how it is powered and how many circuits it can control.
Compare automation relays →Every detail, in one place.
Power supply
- Power supply voltage
- 110–230 V ± 10%, 50/60 Hz
- Maximum continuous load current
- 13 A
- Output power
- up to 3.0 kW (resistive load at 230 V~) up to 1.5 kW (resistive load at 110 V~)
- Average consumption
- up to 1 W
- Current protection
- more than 11 A (when Overcurrent protection is enabled) more than 13 A (when Overcurrent protection is disabled) Once the current exceeds the specified level, the device turns off automatically.
- Voltage protection for 230 V~ mains electricity
- min: 184 V~ max: 253 V~ Once the voltage exceeds the specified levels, the device turns off automatically.
- Voltage protection for 110 V~ mains electricity
- min: 92 V~ max: 132 V~ Once the voltage exceeds the specified levels, the device turns off automatically.
Communication
- Jeweller communication technology
- Two-way system communication for the functions specified for this model.
- Radio communication range
- up to 1,000 m Between the relay and a hub (or a range extender) in an open space.
- Encrypted communication
- Encrypted device communication.
- Frequency hopping
- To prevent radio interference and jamming.
Key features
- Control via smartphone
- The user can set up the relay configurations and receive notifications in an Ajax app.
- Automation scenarios
- By arming/disarming; By schedule; By alarm; By temperature; By humidity1; By CO2 concentration1; By touching LightSwitch / pressing Button 1 Scenarios by humidity and CO2 concentrations are available when LifeQuality Jeweller is added to the system.
- Energy consumption monitor
- Control of the current, voltage, power, and electric energy consumed by connected appliances.
- Adjustable pulse duration2
- from 1 to 255 s
- Operation modes
- pulse2; bistable 2 Available on devices with firmware version 5.54.1.0 or later manufactured after March 5, 2020.
- Contact state
- normally open; normally closed
Sabotage protection
- Protection against spoofing
- device authentication
- Communication loss detection
- after 36 s Detection time depends on the Jeweller or Jeweller/Fibra settings.
Enclosure
- Dimensions
- 39 × 33 × 18 mm
- Weight
- 30 g
- Operating temperature range
- from 0 °C to +64 °C
- Operating humidity
- up to 75% with no condensation
- Protection class
- IP20
What’s in the box
- WallSwitch Jeweller
- Wires — 2 pcs.
- Quick start guide
For your installation
- Confirm the supported control panel, device software and regional radio version; test coverage at the final installation position.
- A professional electrician should install the device. The device is designed for indoor use only. It is recommended to mount WallSwitch Jeweller on a DIN rail using DIN Holder, which is sold separately.

