Ajax Button Black Front View SW420B
Ajax Button Black Front View SW420B
Ajax Button Black 3-Way View SW420B
Ajax Button Black Panic Button View SW420B
Elderly Assistance Button SW420B

Ajax Button Black

R 649.00 Incl. VAT
R 0.00 Incl. VAT

Available to order online or collect at 6 Cosmic Street Linbro Park, Sandton, 2090 (Map)


Spec Data Sheet Button

Ajax Button Black is a single alarm(panic)/smart button that can be programmed to notify an alarm monitoring company about an intrusion, fire or gas leak. The Button can also be used to manage smart home appliances and request medical help and inform relatives about a sudden health deterioration in just one click. In the panic mode, the device supports 8 types of events.

It’s tiny and weightless, resistant to dust and splashes and can be easily attached onto any surface, worn on the wrist or around the neck.

Please note: Ajax Button operates within the Ajax system, connected to the hub via the protected Jeweller protocol.

Compatible with Ajax hubs only (OS Malevich 2.7 or higher) and all range extenders. Does not support ocBridge Plus and uartBridge integration modules.

Product Code: 10314.26.BL1



  • Wireless alarm button/smart button
  • Built-in battery (lasts up to 5 years)
  • Communication range of 1300m (in an open space)
  • Turn off the lights, switch on home appliances, lower the roller blinds or open the gate with a single click. The Button is always at hand to help you control things
  • Protected against accidental press and transmits alarms
  • Connect to security system and configured via Ajax apps on iOS, Android, macOS, and Windows
  • Users are alerted of all alarms and events via push notifications, SMS, and phone calls (if enabled).
  • Alarm delivery confirmation
  • Seamless installation



The Ajax Button comes ready to operate straight out the box.

The battery is pre-installed, so there is no need to disassemble the detector.

Scan the QR code using the Ajax app to register your Button, name your button, then you can clip it on a key fob, wear on the neck, or adjust on a double-sided tape anywhere in your house, office, or at the store.


Compatible hubs All Ajax hubs with OS Malevich 2.7 firmware
Compatible range extenders All Ajax radio signal range extenders
Classification Addressed Radio Panic Button
False alarm prevention Yes, in the Panic mode (long and short presses)
Number of buttons 1
Alarm transmission No longer than 0,15 sec (Active from the first click - no need to wake it up)
Adjustable alarm types Intrusion
Auxiliary alarm
Panic button
Gas alarm
Communication range with a hub Up to 1300 m in an open area
Two-way communication channel Yes
Operating frequencies 868.0–868.6 MHz
Self-adjusting RF output power Up to 20 mW
Block encryption based on AES algorithm Yes
Frequency hopping Yes
Power supply CR2032 battery, 3V
Battery life Up to 5 years
Operating temperature range From -10°C to +40°C
Permissible humidity Up to 75%
Protection class IP55
Product Dimensions 47 mm х 35 mm х 13 mm
Product Weight 16g
Packaging Dimensions 52 mm x 41 mm x 25 mm
Mass of unit packed 125g
Warranty 24 months limited Manufacturer’s warranty. The warranty does not cover batteries.



1 x Ajax Button Black

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