The Ajax Relay Jeweller (AJAX#30664) is a compact wireless dry contact relay designed to remotely control low-voltage electrical devices from 7–24V DC using the Ajax security ecosystem. Engineered with Ajax’s Jeweller encrypted radio protocol, this relay enables reliable automation of equipment such as electric locks, gates, water shut-off valves, and smart building systems.

Perfect for both residential and commercial automation, the Ajax Relay Jeweller allows installers and facility managers to create smart scenarios such as automatic water shut-off during leaks, remote gate control, or automated door locking during alarm activation. Its miniature design allows installation inside electrical panels, junction boxes, or switching units while maintaining stable wireless connectivity up to 1000 m in open space.
What’s Included in the Box

Main Features
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Wireless dry contact relay for low-voltage equipment control
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Works with 7–24V DC power supply
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Jeweller encrypted radio protocol for secure communication
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Wireless range up to 1000 m in open space
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Pulse and bistable operating modes
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Pulse duration adjustable 1–255 seconds
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Remote control via Ajax mobile app
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Supports automation scenarios and scheduling
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Compact size for installation in junction boxes or control panels
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Protection against overheating and voltage fluctuations
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Compatible with Ajax hubs and range extenders
Detailed Specifications
| Specification |
Details |
| Product Name |
Ajax Relay Jeweller |
| Product Code |
AJAX#30664 |
| Device Type |
Wireless Dry Contact Relay |
| Radio Technology |
Jeweller encrypted radio protocol |
| Communication Range |
Up to 1000 m (open space) |
| Power Supply |
7–24 V DC |
| Operating Modes |
Pulse and bistable |
| Pulse Duration |
1–255 seconds |
| Contact Type |
Dry contact (galvanically isolated) |
| Operating Temperature |
Up to 65°C installation environment |
| Device Dimensions |
39 × 33 × 18 mm |
| Installation |
Electrical panel, junction box, switching unit |
| Compatibility |
Ajax hubs and radio range extenders |
Practical Use Scenarios
Flood Prevention Systems
Automatically shut off water when leak detectors trigger an alarm, protecting property from flooding.
Automatic Gates and Barriers
Remotely open or close gates through the Ajax mobile application.
Electric Door Locks
Control door locking or unlocking remotely or trigger locking automatically when the alarm is armed.
Security Smoke Cannons
Activate smoke systems during intrusion alarms to deter intruders.
Motorized Curtains & Roller Blinds
Automate opening and closing according to schedules, security modes, or alarms.
Access Control System Blocking
Disable card readers or access points automatically when the system is armed.

Warranty Information
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Manufacturer warranty provided by Ajax Systems
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Warranty claims handled through authorized distributors and brand channels
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Coverage against manufacturing defects under normal operating conditions
About the Brand – Ajax Systems
Ajax Systems is a globally recognized manufacturer of professional smart security and automation solutions. Known for their advanced wireless technologies and award-winning design, Ajax products combine reliability, encrypted communication, and powerful automation capabilities to protect residential, commercial, and industrial properties worldwide.
SKU
AJAX#30664
Datasheets & Resources
Excellence for the Australian and New Zealand Market
This product is sourced directly from authorized Ajax distribution channels, ensuring authenticity and full compatibility with security installations in Australia and New Zealand.
It is designed to meet professional installation standards expected by integrators across the region. Products supplied through authorized partners ensure proper warranty support, compliance with relevant electrical and safety expectations, and reliable integration with certified security systems. Warranty and technical support are handled through official brand representatives and distributors, guaranteeing long-term reliability and service availability.
FAQs
1. What is the Ajax Relay Jeweller AJAX#30664 used for?
The Ajax Relay Jeweller AJAX#30664 is used to remotely control low-voltage electrical devices such as gates, electric locks, water valves, and automation systems within the Ajax security ecosystem.
2. What voltage does the Ajax Relay Jeweller AJAX#30664 support?
The Ajax Relay Jeweller AJAX#30664 operates with a 7–24V DC power supply, making it suitable for controlling low-voltage equipment.
3. How far can the Ajax Relay Jeweller AJAX#30664 communicate with the hub?
The Ajax Relay Jeweller AJAX#30664 can communicate with an Ajax hub at distances of up to 1000 meters in open space using the Jeweller wireless protocol.
4. Does the Ajax Relay Jeweller AJAX#30664 support automation scenarios?
Yes, the Ajax Relay Jeweller AJAX#30664 supports automation scenarios such as scheduled activation, alarm-triggered actions, and remote control through the Ajax mobile app.
5. Can the Ajax Relay Jeweller AJAX#30664 control electric gates or locks?
Yes, the Ajax Relay Jeweller AJAX#30664 can control devices such as automatic gates, barriers, electric locks, and access systems.
6. What operating modes are available in the Ajax Relay Jeweller AJAX#30664?
The Ajax Relay Jeweller AJAX#30664 supports pulse mode (1–255 seconds) and bistable mode, allowing flexible automation configurations.
7. Is the Ajax Relay Jeweller AJAX#30664 protected against overheating or voltage issues?
Yes, the Ajax Relay Jeweller AJAX#30664 includes built-in protection against overheating and abnormal voltage levels to ensure safe operation.