A time-lapse of some Deman designed mining parts for the Western Australian Mining Industry we were cranking out today. Made here in Tassie on our Mazak Integrex Multi-tasking CNC.
Need some parts designed and manufactured? Call to discuss your requirements. Our capable and modern CADCAM manufact...

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Designed for remote operation at altitude and the likelihood of snow drift engulfing a regular set this Kohler was upgraded to handle Tasmanian Highland winter deployment. With extended service range and SNMP control for both the set and the ATS this Deman Kohler KK12M delivers in one package.

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Deman has been appointed the sole Tasmanian Statewide Distributor and Service Dealer for Kohler Marine and Industrial Generators
Looking for a replacement or new generator?
Call us to get the right advice and a great deal

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Deman Electrical Division is now up and running.
We offer a licensed electrical contracting service for Marine and Commercial Electrical works. With our new fully equipped service van on the road, we also offer an AMSA compliant service for commercial vessels.
We specialize in Power Generation. ...

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To complement our marine and Industrial operations Deman is opening our Marine Electrical Division in May
We have a fully equipped van hitting the road with a qualified and licenced Electrician for Marine and Industrial Electrical work. Available for AC and DC repairs, installation and system des...

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Deman and Onn team-up to repower the FV Pinta with a 360Hp Doosan L126TIH
When Stuart Atkin's Fiat 8210SRM finally blew up after years of service he decided on Deman and Marcus Onn Marine to repower the Pinta with a new Doosan L126TIH keel-cooled engine & TwinDisc marine transmission. The Fiat w...

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Mazak Integrex 200SY

17-Mar-2018 – 31-Jul-2018

Mini Factory in an 8 tonne box! Mazak Integrex 200SY Multi Tasking Machining Center is on its way.
DEMAN have signed on the dotted line for our next CNC manufacturing asset. A Mazak Integrex 200SY Multi Tasking Machining Center. With bar feeder, twin chucks both with C axis, Y and B axis turret, ...

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Marine, Mining & Industrial Engineering

  • Diesel Engine Sales, Service, Spares & Engineering
  • Marine and Commercial Licenced Electricians
  • Kohler Marine and Industrial Generators Statewide Sales and Service Distributor
  • FPT Iveco Marine and Industrial  Diesel Engine Statewide Dealer
  • Beta Marine Engine Sales & Service
  • Coelmo  Silenced  Marine Generator sets.
  • SidePower Thruster authorised sales and service dealer
  • Marine Engineering Service and sales
  • DeepSea PLC, ComAp & Woodward Engine Control Systems
  • MeccAlte & Sincro Alternators
  • Tasmania's Largest Parker-Baldwin Filter Supplier and Distributor
  • Racor Marine Fuel Filtration
  • Full CNC Manufacturing Facility with CAD design and drawing service
  • Machine and Engineering shop service 
  • Marine Propeller and Shaft Engineering
  • DEMAN MARINE Generators for Commercial and Pleasure Boats manufactured 100% in Tasmania
  • Greenpower Landbased Generator Sets
  • Sherwood, JP & Ancor Marine Impeller Pumps and spares
  • DEMAN Diesel Powered Pressure Washing Pump Sets for Mining and Industrial Applications
  • Fuel Injection System spare parts and reconditioning
  • Engine Application Engineering 
  • Large range of New and Used Kubota Engine Spares & New and Used Engines
  • Deutz Diesel Engine OEM
  • Penrite Oil Distributor
  • Polyflex engine mount sales
  • Hydraulic Engineering and in-house hose making service 
  • TwinDisc, ZF and Baysan marine  transmissions
  • Victron Energy Inverters, Battery Chargers and Accessories
  • VDO Marine Instrument Dealer
  • Lifeline Marine Batteries

EMAIL admin@deman.com.au to access our full terms and conditions of trade document 

Contact Us


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  • 0418 126 471


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Cleanlift Marine Complex
6 Negara Crecent
Goodwood TAS 7010

Opening Hours

Mon:8:00 am – 5:00 pm
Tue:8:00 am – 5:00 pm
Wed:8:00 am – 5:00 pm
Thu:8:00 am – 5:00 pm
Fri:8:00 am – 5:00 pm
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