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M60 Alarm Dialler Digital Voice / VoIP
The M60 was specifically designed for seamless compatibility with Digital Voice and VoIP systems, ensuring full compliance with all VoIP or Digital Voice platforms.
For over 20 years, both our current M60 and previous alarm dialer systems have been successfully connecting to and operating with Digital Voice and VoIP technology.
What is Digital Voice & VoIP?
VoIP (Voice over Internet Protocol) and Digital Voice allow phone calls to be made over the internet instead of traditional analogue PSTN (copper) phone lines.
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When you place a call using a Digital Voice or VoIP service, your provider establishes a virtual phone line between you and the recipient over the internet. This experience is typically seamless and comparable to using an analogue line.
In the UK, the shutdown of PSTN analogue lines is planned for completion by the end of 2027. Other countries may have different timelines, with potential exceptions or delays to their published schedules.
Purchasing a New M60
If you’re purchasing a new M60 for use with a VoIP or Digital Voice system, please inform us at the time of purchase. We’ll ensure it includes the appropriate cables for seamless connection to your provider’s Digital Voice or VoIP system.
Migrating a Current System to Digital Voice & VoIP
Migrating an M60 or M30 from a standard PSTN analogue line to a Digital Voice or VoIP system is a simple process, with all existing features and functions remaining fully operational.
In most cases, it only requires reconnecting the existing phone cabling to your new Digital Voice system.
GSM Modules
Our GSM modules are fully compatible with Digital Voice and VoIP systems.
If your current GSM module uses a PSTN connection, migrating to a Digital Voice or VoIP system is typically a straightforward process, requiring only a simple rewire.
SMS Modules
Our Global SMS Modules operate using a SIM card and connect wirelessly to mobile/cellular networks, eliminating the need for PSTN or Digital Voice/VoIP systems.
If you would like more information on Digital Voice & VoIP please Contact us.
Written by M60 GSM Alarm Dialer
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We have released our new updated Global SMS module for our M60 Alarm Dialer, with this new module, you can receive instant alerts via text message when there is an issue with your industrial equipment/site/process etc, ensuring that you are always aware of any problems and can take action immediately.
Our SMS module is designed with the latest technology, providing reliable and secure communication between your M60 Alarm Dialer and your phone. Whether you are on-site or off-site, you can rest assured that you will receive timely alerts and updates, ensuring that you can respond quickly to any issues.
With easy installation and setup, our SMS module is a effective solution for enhancing the functionality of your new or current M60 or M30. It is compatible with a wide range of phone networks, making it the perfect choice for a variety of industries.
LTE and GSM Connectivity.
The SMS module can use the LTE and also the GSM network. Our system has been designed to allow customers to default to best type of network in their area to provide strong coverage.
Networks.
Our new SMS module takes a standard Micro SIM card, this can be either on a contract or Pay As You Go basis.
Messages
The SMS module allows the M60 Alarm Dialer to send individual SMS messages when an alarm occurs. Each input can be separately configured with its own user definable message, this allows you to simply identify the issue. i.e. Instead of getting a “Channel 1 alarm” SMS message you could get a “Power Failure in the Main Laboratory” SMS message.
Global Connectivity.
Our new Module was designed with the global market in mind, so it is fully compatible with all phone networks around the world.
Regions.
Europe, North America, Asia, Australia, Africa, APAC.
GSM/EDGE Bands.
B2 (1900), B3 (1800), B5 (850), B8 (900).
LTE Bands.
B1 (FDD 2100), B2 (FDD 1900), B3 (FDD 1800), B4 (FDD 1700 / AWS), B5 (FDD 850), B8 (FDD 900), B12 (FDD 700ac), B13 (FDD 700c), B17 (FDD 700bc), B18 (FDD 800), B19 (FDD 800), B20 (FDD 800DD), B26 (FDD 850), B28 (FDD 700), B39 (TDD 1900).
Backwards Compatible.
If you currently have an M60 or the older M30 then our 2023 SMS module is fully backwards compatible and can be fitted to your current machine or older SMS modules can be swapped out and replaced with the new version of the SMS module in just a few minutes.
*The only exceptions are some of the early verions of the M30, they will require some upgrades.
Features
The M60 SMS Alarm Dialer standard features include;
- 4, 8, 16, 32 & 56 individual alarm inputs / channels.
- Individual Speech Messages for each input.
- Individual SMS Messages for each input.
- PSTN & Mobile/Cell Options.
- Internal Mains Failure Alarm Sensor.
- 48 Hour Internal Battery Backup.
- Fully Menu and Keypad Driven.
- IP56 Industrial Rated Enclosure.
Because the M60 is built by us in the UK if there are any special features you require for your project we can normally create them for you.
The above is only a small subset of the available features on the M60 SMS Alarm Dialer; for a complete list visit the Standard Features and Optional Features pages or contact us for a quote.
Written by M60 GSM Alarm Dialer
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M60 Sapphire Edition Released
We have just released the M60 Sapphire Edition of our M60 Alarm Dialler, this has been released to celebrate our 65th year in business.
Since 1958 we have been designing Alarm diallers to help protect various industries including, Power/Gas & Oil Stations, Chemical, Pharmaceutical, Building Control systems, Refrigeration, Water Control, Livestock, Waste Control & Landfills.
Our M60 Sapphire Edition is the 10th alarm dialler we have produced since 1958, previous versions include the Mk1, MK3, Level 8, Mk12, Mk12c, MM20, MD20, M30, M60.
Not only is this the special anniversary edition, but it is also the most advanced version we have ever produced. The M60 Sapphire edition comes with our new global SMS module, 4G Mobile/Cell Phone Voice connectivity and the ability to connect to VOIP Digital communications systems.
Other Features include;
- 4, 8, 16, 32 & 56 individual alarm inputs / channels.
- Individual Speech Messages for each input.
- Individual SMS Messages for each input.
- VOIP Digital Connectivity.
- PSTN & Mobile/Cell Options.
- Internal Mains Failure Alarm Sensor.
- 48 Hour Internal Battery Backup.
- Fully Menu and Keypad Driven.
- IP56 Industrial Rated Enclosure.
Our Industrial Alarm diallers have come a long way since our very first version 1958 with its voice messages being stored on reel to reel tape, below are some of the earlier models.

Photos of the Mk1, Mk3, MM20 and MD20 Alarm Diallers.
For more information visit the Standard Features and Optional Features pages or contact us for a quote.
Written by M60 GSM Alarm Dialer
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
3G SMS Alarm Dialler
The M60 3G SMS Alarm Dialler is an advanced Alarm Dialler, designed primarily for commercial and industrial applications.
The M60 3G SMS Alarm Dialler comes with 4,8,16 or 56 individual inputs.
Each input can have its own dedicated alarm message, so instead of receiving an SMS saying “channel 4 alarm” you can setup a more useful “High Temperature in Room B” message.
When the M60 detects an Alarm it will automatically send an SMS over the 3G mobile/Cell phone network to your list of recipients.
The M60 can accept any normal mobile/cell phone SIM card, this is easily fitted in a couple of minutes.
M60 Features;
Below is just a small selection of the features that are available, for the full list please visit our Standard Features and Optional Features pages or Contact Us.
- 4,8,16,56 separate alarm inputs, each with their own dedicated speech message
- GSM Phone line Connection either dedicated line or as a backup option.
- SMS Text Messages
- PSTN Phone line Connection
- Integrated 24hr plus battery backup.
- Remote Integration – you can phone the unit at any time to check its status.
- Fully Menu and keypad driven.
- Designed and built for industrial and commercial environments.
Because the M60 is designed and built by us in the UK, we can customise the unit for your exact needs and situation including creating bespoke features and functions.
For more information, help or pricing please contact us or visit our standard features or Auto dialer FAQs pages.
Written by M60 GSM Alarm Dialer
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