Nilfisk Power P40 and P20 Allergyvac vacuum cleaner 1600 Watt single stage flow-thru motor fan unit. Be aware, they're a tough job to replace without breaking the small clips that hold the container together and the speed variation slider. Good luck!!
SAFETY WARNING! All electrical parts should ONLY be fitted by an electrically COMPETENT person.
As it's light, maximise the saving on postage and buy some of the related parts below, such as dustbags and the filters or a new floor tool.
At the moment standard postage within Australia is capped at a maximum of $20!!