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PA Systems

Professional design, installation and servicing of PA Systems across all industries
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As an industry renowned expert, Ontec Solutions has years of experience in design, installation and maintenance of Public Address Systems.

Our key markets include transportation, retail, educational and the industrial sector.

We offer solutions ranging from simple stand alone systems through to cutting edge PA Systems using audio over IP.


We consult and contract to electricians and builders and can provide anything from simple troubleshooting through to major design work and upgrades.


IP PA Systems

Ontec specialize in Audio over IP PA Systems and retrofit of existing legacy analogue systems into network based infrastructure. Whether you are considering a new system or wanting to leverage your IP infrastructure to create more zones or a more flexible system, we can help.

Commercial & Industrial

Servicing the commercial and industrial sectors, we provide repair, fault-finding and new installation services for shopping centres, factories and public spaces.


Ontec provides a full PA Auditing service for schools and other clients needing a full test and report on the operation of their system. We detail faults and issues in a detailed report.


We are known for our expertise in the educational environment. We offer everything from stand alone tablet based Bell & Evacuation systems through to software driven scheduling and Evacuation systems. Our offerings suit everything from small Primary Schools through to multi campus Secondary Schools.

Design, Supply & Commission

Ontec provides a Design, Supply and Commission service for select electricians requiring our assistance. Contact us for more information on your project.


Our technicians provide a comprehensive fault finding, repair and maintenance service for clients that need problems fixed or regular servicing.


Digital and IP Solutions

With extensive experience is high end DSP, digital and IP Audio deployment, we can provide you with a range of cutting edge options that will run over fibre, copper networks or across wireless links.  Facilities with existing network infrastructure can leverage their IP infrastructure, save costs and increase flexibility in deployment. Zoning and messaging to nodes becomes simple and effective.​


Options range from full IP audio delivery through to hybrid systems that deliver audio to nodes over a local LAN and then to speakers over copper. 

Contact us today for obligation free advice.

Focus on Educational

As an educational PA System expert, we are called upon by schools and consultants to provide design advice on complex requirements within the educational sector from auditoriums through to assembly areas and PA Systems in general.

From large campus private schools with multi zone requirements over IP infrastructure through to small primary schools, we've got you covered.

In addition to design and deployment of school PA Systems, we also specialise in high performance Assembly Area PA Systems that offer superior quality and simplicity of use, incorporating Bluetooth Music streaming, wireless microphones and high fidelity speaker systems.


We can assist with customised lockdown, bells, evacuation, fire system integration as well as software based IP PA Systems.

Our qualified, experienced technicians can assist with any new PA requirement or service request.

Whether it be upgrades or any routine problem, give us a call, we'd be happy to help.

Bell Master

Designed and developed by Ontec Solutions, Bell Master was created to allow schools and other facilities such as libraries and factories to have a simple to use Bell Scheduling system incorporating Lockdown, Evacuation, Bells and Pre-Bell Music. Bell Master has unlimited events, is simple to use and comes pre-loaded on a tablet that connects directly to your amplifier. Users can upload new tones or music by connecting to a PC and can change event times, durations or music.Replace your old, clunky timer system and bell generator with one simple to use tablet based system. ​Contact our friendly team for more information on Bell Master.

Bell Master

Bosch Praesensa

Bosch's replacement for Praesideo is the new state of the art PA and Evacuation System, Praesensa. Completely IP based, Praesensa offers the ability to leverage existing IP infrastructure to deploy Praesensa in a seamless upgrade from legacy PA Systems. Contact us for more information on upgrading from Praesideo or other legacy PA Systems to Praesensa.

Bosch Praesideo

Ontec Solutions is an authorised Bosch distributor and we are certified in Bosch Praesideo. Praesideo is a certified life safety evacuation system that can integrate in with existing fire panels and systems. Being a legacy system, we support several Praesideo systems and offer repair and upgrade options. 

Bosch Praesideo
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  • Australian Monitor

  • Barix

  • Biamp

  • Bosch

  • Inkel

  • InterM

  • JDM

  • Ohlson

Some of the brands we deal with include:




  • Optimal Audio

  • Paramus

  • Prime

  • Quest

  • Redback

  • Scorpion

  • TOA

And many more. Ontec are happy to assist with any existing PA system.

If you’d like more information about our services, get in touch today.

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