Official Dahua DPP partner. Learn more

AJAX  |  SKU: AJAX#30661

AJAX MultiTransmitter (Black)- AJAX#30661

 SpyMonkey B2B 

For pricing details please submit a request for installation/quote.
For other inquiries, please email us at

 Send us an Email 
 Fill out a Quote Form 
 Talk to us via Phone 
 Chat with us via Live Chat 

Request Quote

Experienced Security Specialists

Our company is backed by an experienced team who are dedicated to providing you with top-notch expertise and guidance.

FREE Fast Shipping

FREE SHIPPING over $200! Everyday Australia Wide.

We use the fastest Express Courier shipping available.

A flat rate of $20 applies to orders under $200 in value.

Orders are processed: Monday – Friday from 8am – 5pm.

Shipping Times: Typically 1 - 3 business days or less. We can reach pretty much reach anywhere in Australia in less than 5 Business Days. 

(Public Holidays Excluded)

Please Note: As we use courier shipping, we cannot ship to PO Boxes. 

Order Confirmation: After placing an order, you will receive an order confirmation by email. This means we’ve received your order in our system and will now process it for dispatch. If your item is back-ordered or otherwise unavailable, we will inform you by email and if there is no response we will attempt to contact you be phone as soon as possible. We value your time so we endeavour to be prompt. If your item(s) are available for immediate shipment (within 2 days), we will process the charges and submit the order for shipment.

Tracking Numbers will be sent to your email once your order has shipped. Our order are picked up by couriers around 4pm - 4.30pm every afternoon.

In some cases, we may need to contact you before your order can be shipped. To ensure there is no delay, please respond to any email/phone call from our Customer Service team.

We proudly use the following Shipping Companies. Star Track, Couriers Please and Direct Freight Express.

14-day Money Back Guarantee

We stand behind the quality and effectiveness of our security cameras. If for any reason you're not completely satisfied with your purchase, we offer a hassle-free 14-day money back guarantee. Your satisfaction is our priority, and we want you to feel confident in your decision to choose us.

Click here to learn more: Spy Monkey Returns

Above and Beyond Service

Our commitment to exceptional customer service goes beyond simply selling security cameras. Our knowledgeable and friendly team are ready to assist you throughout your entire experience.

As an authorised dealer, we offer genuine security cameras. Our Australian stock ensures authenticity and reliability, backed by manufacturer warranties. Trust us for quality and peace of mind.


MultiTransmitter Jeweller is an integration module for connecting third-party wired detectors and devices to an Ajax security system. It has 18 wired zones for connecting NC, NO, EOL, 2EOL and 3EOL devices (black).

MultiTransmitter is equipped with two tampers that protect it against dismantling. The device is powered from the 100–240 V~ mains, and can also run on a 12 V⎓ backup battery. Can supply 10.5–15 V⎓ for connected detectors and devices.


  • Security via smartphone
  • Data-rich alarms
  • Radio communication without reliability compromises
  • TDMA technology developed by Ajax Systems for uninterrupted communication with devices.
  • Security without barriers
  • Protected against sabotage

Complete Set

  • MultiTransmitter Jeweller.
  • Casing.
  • Power supply cable.
  • 12 V⎓ battery connection cable.
  • Installation kit.
  • Quick Start Guide.

More info about MultiTransmitter on Ajax website:



Tech Specs 



Compatible hub models

All Ajax hubs

The Hub control panel does not support the 2EOL and 3EOL connection types. Other hub models require the OS Malevich firmware version 2.13 or higher to support such connection types.

Compatible range extenders

All Ajax radio signal range extenders

Communication with a hub or range extender

Jeweller communication technology

Proprietary wireless communication technology to transmit alarms and events.

It features:

  • Two-way communication.
  • Advanced anti-sabotage.
  • Block encryption featuring a dynamic key.
  • Instant notifications.
  • Remote configuration via the Ajax apps.

Frequency bands

866.0 – 866.5 MHz
868.0 – 868.6 MHz
868.7 – 869.2 MHz
905.0 – 926.5 MHz
915.85 – 926.5 MHz
921.0 – 922.0 MHz

Depends on the sales region.

Maximum effective radiated power (ERP)

up to 20 mW

Radio signal modulation


Radio communication range

up to 2,000 m

Between an integration module and a hub/range extender in an open space.

Encrypted communication

All the data stored and transmitted are protected by block encryption with a dynamic key.

Radio frequency hopping

To prevent interception and jamming.

Wired devices connection

Number of zones

18 wired zones

Multiple devices can be connected to one zone. The number of connected devices depends on their power consumption.

Type of connection


MultiTransmitter with a firmware version lower than 2.13.


MultiTransmitter with a firmware version 2.13 and higher. The Hub control panel does not support the 2EOL and 3EOL connection types. Other hub models require the OS Malevich firmware version 2.13 or higher to support such connection types.

EOL resistance

from 1 kΩ to 7.5 kΩ with 100 Ω increment

MultiTransmitter with a firmware version lower than 2.13. EOL resistance is measured automatically in the Ajax PRO apps.

from 1 kΩ to 15 kΩ for each resistor, up to 30 kΩ of total resistance

MultiTransmitter with a firmware version 2.13 and higher. Resistance is measured automatically for each EOL resistor in the Ajax PRO apps.

Cable length

up to 400 m

When using a signal cable with a 0.22 mm² copper-clad aluminium conductor.

Operation mode

pulse, bistable

Adjusted by a PRO or user with admin rights in the Ajax app.

Event type

9 types of events for each wired zone

  • Intrusion
  • Fire
  • Medical help
  • Panic button
  • Gas alarm
  • Tamper alarm
  • Malfunction
  • Leakage
  • Custom

Adjusted by a PRO or user with admin rights in the Ajax app.


The device is powered from the 110–240 V~ mains and designed for indoor use only.

Anti-sabotage protection

Tamper alarm

Two tampers to detect the MultiTransmitter casing opening and alert about detachment from the wall.

Protection against spoofing

with the integration module authentication

Communication loss detection

within 36 seconds

Between a hub or range extender and MultiTransmitter. The detection time depends on the Jeweller or Jeweller/Fibra settings.

Instant detection of wired connection loss, short circuits, and malfunctions

when using EOL/2EOL/3EOL connection type

Depends on the connection type.

Power supply

MultiTransmitter power supply

100–240 V~, 50/60 Hz

MultiTransmitter backup power supply

12 V⎓, up to 7 Ah capacity with a full charge cycle of up to 30 hours

The backup battery is not included in the set.

Connected devices power supply

10.5–15 V⎓, up to 1 A of total maximum current consumption

Four power lines powered by MultiTransmitter: one for fire detectors, and three for other devices.



192 × 238 × 100 mm


805 g

Operating temperature range

from −10°C to +40°C

Operating humidity

up to 75%

Protection class





Complete set

MultiTransmitter board


Power cable

12 V⎓ battery connection cable

Installation kit

Quick Start Guide



2-Years Warranty

Ajax’s 2-year manufacturer warranty covers defects in materials or errors in the manufacturing process that may occur within 24 months from the date of sale. The warranty does not cover normal wear and tear (device body scrapes, scratches, etc.), wear of the elements caused by improper operation, and normal wear of the device components, mechanical and/or electrical damage (including latent), exposure to direct sunlight, high humidity, and vibration or damage caused by natural disasters.

The warranty does not cover damage to the product resulting from unauthorised repair, installation, and/or replacement of components or programs, including the installation of updates and extensions, performed by anyone other than an authorised representative of the Limited Liability Company “Ajax Systems Manufacturing”.

If a device is faulty, Spy Monkey Surveillance will facilitate the warranty process with the manufacturer for you. We aim to do so in a manner that is as fast and efficient as possible.

Please contact our support team at or 1300-049-519.

Please note, that we do not cover inbound shipping of the return to us however if a replacement is to be sent we will cover outbound shipping to the customer. We will need the serial number of the product and your order number.

Please don’t ship us anything until you have had confirmation from our teams and they have given you an RMA number and return address.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Customer Reviews

Be the first to write a review