Ajax Relay Switch 12V DC Wireless Dry Contact Relay

Ajax Relay Switch 12V DC Wireless Dry Contact Relay

The Ajax Relay Switch 12V DC Wireless Dry Contact Relay is a wireless ajax relay switch designed for controlling low-current electrical devices remotely. It is commonly used to operate electric locks, gates, rolling shutters, blinds, and to restart networking equipment such as routers and modems.

Its compact design allows installation inside electrical switchboards or junction boxes, making it suitable for a wide range of automation and security applications.

Relay Control Technology

This ajax relay switch uses an electromagnetic relay to control connected devices.

Key features include:

• Control of low-current equipment
• Normally open and normally closed contact states
• Impulse and bistable operation modes
• Adjustable pulse duration from 0.5 to 255 seconds

This allows flexible integration with various electrical systems.

Wireless Communication

The device operates using Ajax Jeweller radio technology.

• Communication range up to 1,000 m in open space
• Two-way communication with the hub
• Operating frequency: 868.0 – 868.6 MHz
• RF output power up to 25 mW
• AES encryption for secure communication

This ensures stable and secure wireless control.

Security Protection

The relay includes essential protection features:

• Fraud protection
• Jamming detection
• Remote configuration and testing
• Overheating protection (>65°C)
• IP20 protection class

These features ensure safe and reliable operation.

Power Supply

• Power supply: 7–24 V DC
• Voltage protection range: 6.5 V – 36.5 V
• Maximum load current:

• 5 A at 36 V DC
• 13 A at 230 V AC

The device is designed for low-current control applications.

Environmental Monitoring

Not applicable for this device.

Device Specifications

• Relay lifespan: 200,000 activations
• Installation: Switchboard or junction box
• Operating temperature: 0°C to +64°C
• Humidity: Up to 75%
• Dimensions: 39 × 33 × 18 mm
• Weight: 25 g
• Certification: CE

Compatibility

Compatible with:

• All Ajax hubs
• Ajax range extenders

Complete Set

• Ajax Relay module
• Installation kit
• User guide

Professional Security Solution

The Ajax Relay Switch 12V DC provides flexible automation and remote control of electrical devices within the Ajax ecosystem. It is ideal for integrating gates, locks, and automation systems into a unified wireless security solution.

Security Expert Online supplies professional Ajax automation and integration devices trusted across South Africa.