{"product_id":"fluval-306-impeller-assembly","title":"Fluval 306 Impeller Assembly","description":"\u003cp\u003e\u003cstrong\u003eThe part that actually moves the water — replace it and the filter runs like new.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the genuine Fluval impeller assembly, part A20153, for the Fluval 306 canister filter. It supplies the magnetic impeller, shaft and rubber bushing together as one unit, and it is specific to the 306 — despite sharing most other service parts with the 406, the two run different-rated impellers.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Fluval A20153\u003c\/strong\u003e — impeller, shaft and rubber bushing supplied together, so nothing is left mismatched.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits the Fluval 306 specifically\u003c\/strong\u003e — not shared with the 406, which uses a different-rated impeller for its higher flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixes the three classic symptoms\u003c\/strong\u003e — a rattling or buzzing motor head, a drop in flow with clean media, and a filter that won't hold prime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-fit shaft and bushing\u003c\/strong\u003e — supplied as a matched set rather than sold separately, so wear on one doesn't get paired with a worn part on the other.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003eA20153\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold as\u003c\/th\u003e\n\u003ctd\u003eComplete assembly — impeller, shaft and rubber bushing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition in filter\u003c\/th\u003e\n\u003ctd\u003eMotor head impeller well\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\u003ctr\u003e\n\u003cth\u003eTools required\u003c\/th\u003e\n\u003ctd\u003eNone — hand-fits after the motor head is lifted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eWill it fit my filter?\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter model\u003c\/th\u003e\n\u003cth\u003eFluval model code\u003c\/th\u003e\n\u003cth\u003eTakes A20153\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e306\u003c\/td\u003e\n\u003ctd\u003eA212\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e406\u003c\/td\u003e\n\u003ctd\u003eA217\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e307\u003c\/td\u003e\n\u003ctd\u003eA446\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e407\u003c\/td\u003e\n\u003ctd\u003eA449\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eIt does not fit the 406, the 307\/407 eTEC-motor generation, or the smaller 05 Series canisters (105\/205, 106\/206, 107\/207) — each of those runs an impeller matched to its own rated flow.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e1 x impeller, shaft and rubber bushing, supplied as a complete assembly\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003ch3\u003eNot included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe impeller cover.\u003c\/strong\u003e This is the spinning assembly, not the clear cover that seals over it — see the \u003ca href=\"\/products\/fluval-306-406-impeller-cover\"\u003e306\/406 impeller cover\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThe motor head itself.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cp\u003eSuitable for a 306 with a noisy, buzzing or grinding motor head; reduced flow despite freshly rinsed media; or a filter that won't hold prime after cleaning.\u003c\/p\u003e\n\u003cp\u003eNot suitable for the 406, 307, 407, or the 05 Series — none of these take the same impeller, even though several share the same body, hose fittings and gaskets.\u003c\/p\u003e\n\n\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\n\u003cp\u003eThe impeller is the first thing to check when a canister filter goes quiet or noisy rather than assuming the motor is failing. Lift the motor head, slide the old assembly out of its well, and look for a groove worn into the shaft by the bushing — that groove, not a weak motor, is usually why flow has dropped. Rinse the new assembly in tank water before fitting; running it dry even briefly can chip the shaft.\u003c\/p\u003e\n\n\u003ch3\u003eGoes well with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-306-406-impeller-cover\"\u003e306\/406 impeller cover\u003c\/a\u003e — check this at the same time; a cracked cover lets the impeller run loose\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-3-405-3-406-rubber-adapter\"\u003eRubber hose adapter, 2 pack\u003c\/a\u003e — cheap to replace alongside a motor head service\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\u003eWill the Fluval 306 impeller fit my 406?\u003c\/h4\u003e\n\u003cp\u003eNo. The 306 and 407 share many parts, but the impeller is rated to each model's own flow and is not interchangeable with the 406.\u003c\/p\u003e\n\u003ch4\u003eHow do I know it's the impeller and not the media that needs attention?\u003c\/h4\u003e\n\u003cp\u003eRinse the media first. If flow is still weak, or the motor head is buzzing or rattling, the impeller assembly is the next thing to check.\u003c\/p\u003e\n\u003ch4\u003eDoes this include the impeller cover?\u003c\/h4\u003e\n\u003cp\u003eNo. This is the spinning assembly only. The clear cover that seals over it is a separate part — see the 306\/406 impeller cover.\u003c\/p\u003e\n\u003ch4\u003eCan I run the filter without replacing a worn impeller?\u003c\/h4\u003e\n\u003cp\u003eIt will usually still run, but flow drops and the motor works harder, which shortens its life. A grooved shaft or chipped impeller blade only gets worse.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55293310599459,"sku":"PF142B","price":51.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/fluval-306-impeller-assembly-43875500065059.webp?v=1790236914","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/fluval-306-impeller-assembly","provider":"Nicks AOT","version":"1.0","type":"link"}