{"product_id":"fluval-104-105-106-204-205-206-impeller-assembly-flat-fans","title":"Fluval 104\/105\/106 \u0026 204\/205\/206 Impeller Assembly (Flat Fans)","description":"\u003cp\u003e\u003cstrong\u003eRestores flow when a canister filter runs quiet, weak or not at all.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the genuine Fluval magnetic impeller, part A20111, the current version of the wear part that spins inside the motor head of the 104 and 105 filters and their marine-labelled 204 and 205 siblings. It replaces the earlier A20110, which Fluval listed under this same SKU before the design was updated — if your old packaging reads A20110 or SP259, A20111 is the direct replacement.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Fluval A20111\u003c\/strong\u003e — the current magnetic impeller for this filter family, not a generic substitute.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat-blade design\u003c\/strong\u003e — matches the fan profile fitted to the 104\/204 and 105\/205 motor heads from the factory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect swap\u003c\/strong\u003e — no tools needed beyond opening the motor head lid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupersedes A20110\u003c\/strong\u003e — the previous part number for this position, now discontinued.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003eA20111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold as\u003c\/th\u003e\n\u003ctd\u003eSingle impeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBlade profile\u003c\/th\u003e\n\u003ctd\u003eFlat fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupersedes\u003c\/th\u003e\n\u003ctd\u003eA20110 (previously listed as SKU SP259)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater type\u003c\/th\u003e\n\u003ctd\u003eFreshwater and marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWill it fit my filter?\u003c\/h3\u003e\n\u003cp\u003eA20111 is built for the smallest two canisters in Fluval's older 04\/05 range, not the 06 series that followed them.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter model\u003c\/th\u003e\n\u003cth\u003eFluval model code\u003c\/th\u003e\n\u003cth\u003eTakes A20111\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e104\u003c\/td\u003e\n\u003ctd\u003eA200\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e204\u003c\/td\u003e\n\u003ctd\u003eA205\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e105\u003c\/td\u003e\n\u003ctd\u003eA201\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e205\u003c\/td\u003e\n\u003ctd\u003eA206\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e106\u003c\/td\u003e\n\u003ctd\u003eA202\u003c\/td\u003e\n\u003ctd\u003eNo — see below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e206\u003c\/td\u003e\n\u003ctd\u003eA207\u003c\/td\u003e\n\u003ctd\u003eNo — see below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis listing's title also names the 106 and 206, but Fluval builds those two motor heads around a different impeller, shaft and rubber bushing set, part A20112. If your filter is a 106 or 206, A20111 will not seat correctly — order the A20112 impeller, shaft and bushing assembly instead.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x magnetic impeller (A20111)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNot included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpeller shaft.\u003c\/strong\u003e The ceramic shaft the impeller spins on is a separate part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpeller cover.\u003c\/strong\u003e The clear cap over the impeller well is a different part again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRubber bushing.\u003c\/strong\u003e Fitted only on the 106\/206 A20112 assembly, not on this one.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cp\u003eSuitable for a 104, 204, 105 or 205 that has gone quiet, is running weak, or has a visibly chipped or worn impeller. Suitable for freshwater and marine setups.\u003c\/p\u003e\n\u003cp\u003eNot suitable for the 106, 206, or any 07, FX or newer canister — those ranges use different impellers.\u003c\/p\u003e\n\n\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\n\u003cp\u003eMagnetic impellers wear from grit and from running dry. Rinse the impeller at each filter service and check the ceramic shaft for scoring. A motor that hums with no flow is the classic sign the impeller has cracked or the magnet has come loose from the blades — that's an impeller failure, not a motor failure, and this part fixes it without replacing the whole motor head.\u003c\/p\u003e\n\n\u003ch3\u003eGoes well with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-105-motor-pump-unit\"\u003e105 Motor\/Pump Unit\u003c\/a\u003e — if the housing itself is also cracked or the motor hums even with a new impeller fitted\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-105-106-filter-case\"\u003e105\/106 filter case\u003c\/a\u003e — for a cracked or stress-marked canister body\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-07-motor-head-gasket-oring-105-106-107-205-206-207\"\u003eMotor head gasket O-ring\u003c\/a\u003e — cheap insurance against a weep while the head is already open\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\n\u003cp\u003eSupplied as a genuine Fluval replacement part. Your rights under the Australian Consumer Law apply in full and nothing here limits them. No separate manufacturer warranty term is quoted on moulded service parts. Ships as a standard small parcel anywhere in Australia.\u003c\/p\u003e\n\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit my Fluval 106?\u003c\/h4\u003e\n\u003cp\u003eNo. The 106 and 206 use a different impeller, shaft and bushing assembly, part A20112, sold separately. A20111 is built for the 104\/204 and 105\/205 only.\u003c\/p\u003e\n\u003ch4\u003eMy old packaging says SP259 or A20110 — is this the right replacement?\u003c\/h4\u003e\n\u003cp\u003eYes. A20111 is the current version of that part, sold under this SKU since Fluval updated the design.\u003c\/p\u003e\n\u003ch4\u003eDo I need to replace the shaft at the same time?\u003c\/h4\u003e\n\u003cp\u003eNot necessarily, but check it while the motor head is open. A scored or worn shaft will chew through a new impeller quickly, so replace both if the shaft shows grooves.\u003c\/p\u003e\n\u003ch4\u003eWill a worn impeller damage the motor?\u003c\/h4\u003e\n\u003cp\u003eRunning a filter for long periods with a chipped or magnet-loose impeller can strain the motor, so replace it promptly rather than running it down.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55293312729379,"sku":"SP172","price":33.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/SP172.png?v=1786056138","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/fluval-104-105-106-204-205-206-impeller-assembly-flat-fans","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}