Ajax Relay contact

( 383,20 )
Availability: In stock

Ajax relay switch for switching appliances on and off

  • Can control lights and electrical appliances directly from the app
  • Easy to assemble
  • Supplied by 7-24V DC


Technical specifications
Classification Radio channel relay unit
Device type Wireless
Installation method Into electric switchboard, junction box
Compatibility Operates with all Ajax hubs and range extenders
Actuating element Electromagnetic relay
Relay service life 200,000 switch-ons
Maximum load current 5A at 36V DC, 13A at 230V AC
Maximum current protection No
Maximum temperature protection > 65°C at the place of installation
Electric power meter function No 
Energy consumption parameter check Voltage
Power supply 7 - 24 V (DC only)
Operation modes Impulse 
Contact state  Normally open
Normally closed
Adjustable pulse duration  0.5–255 sec
Jeweller radio technology Communication range with central unit — up to 1,000 m in an open space
Two-way communication between devices
Operating frequencies — 868.0 - 868.6 MHz
Self-adjusting RF output power — up to 25 mW
Block encryption based on AES algorithm
Device scanning period — 12 - 300 s
Operating temperature range 0°С to +64°С
Permissible humidity Up to 75%
Protection class of body IP20
Anti-sabotage Protection against fraud
Jamming detection
Remote setting and testing +
Dimensions 39 x 33 x 18 mm
Weight 25 g

Ajax Relay Relay switch that can easily control your electrical appliances.


With this relay switch from Ajax, you can control your light, your kitchen appliances or other electrical appliances directly from your mobile.

Turn the light on and off when you are on vacation so it looks like you are at home. Turn on the coffee machine so the coffee is ready when you get home. Yes, it is only the imagination that sets the limits.


It has the same function as a button you just activate from inside your app on the phone.


  • Can control electrical appliances
  • Very easy to use
  • Accessed directly from your mobile
  • For indoor use
  • Potential-free relay

For more information, please visit this product's webpage.