Control Systems

Bonlec Controls has established itself as the market leader in the supply, engineering, installation, commissioning and Maintenance of Electronic & Direct Digital Control (DDC) systems for the HVAC industry throughout North Queensland.

Examples of Industrial and Commercial Systems that Bonlec have offered solutions for include:

  • Building Management Systems
  • Energy Monitoring/Management
  • Air Conditioning Systems
  • Refrigeration Plants
  • Ice Plants
  • Chiller Controls
  • VAV Systems
  • Cold Rooms
  • Fruit Ripening Systems
  • Process Controls
  • Aquaculture
  • Pumping Controls
  • Climate Control

Bonlec Controls are the proud distributors in North Queensland for Innotech, Siemens, Tridium and Belimo.

We are able to source and supply an extensive range of products as required, and have the industry knowledge to offer alternatives, if desired.


Innotech boasts a reputation for innovation, quality and consistently creating imaginative solutions to the real needs of the industries it serves.

Their range includes– Analogue controls; Direct Digital Controllers; Software Packages; Digital Displays; Humidity Controls; Signal Modifiers; Manual Positioners; Temperature Sensors to name but a few.

Our staff are highly trained in the support of these systems and can offer training to clients where required.


Bonlec carry a wide range of quality Siemens control devices such as Chilled water valves & actuators, damper motors, pressure transducers; temperature and humidity sensors/transducers; gas sensors/transducers; MagFlow meters; Energy meters; Variable Speed Drives.


Bonlec support a large family of Controls Systems under the Tridium Banner including the following-

  • Barber Colman Network 8000 including Siebe & Invensys BMS
  • Micronet small point & VAV Controllers
  • R2 and AX JACE
  • EasyIO

Our staff are highly trained in the Engineering, installation and Maintenance of these systems


Bonlec stock & supply Belimo valves and actuators for Cooling and Heating coils (including the popular PICCV) and Chilled water by-pass systems as well as damper actuators for HVAC and fire control. Belimo VAV controls are sold and supported out of our branches as well.




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