{"product_id":"axial-to-aux-fan-mod-perfect-for-a1-mini-more","title":"Axial to AUX Fan Mod – Perfect for A1\/Mini \u0026 more","description":"\u003cp\u003eThis is a \u003cstrong\u003emodification kit\u003c\/strong\u003e that turns a standard \u003cstrong\u003e80x25mm axial fan\u003c\/strong\u003e into a \u003cstrong\u003ehigh-performance blower (turbofan) auxiliary cooling fan\u003c\/strong\u003e, perfect for \u003cstrong\u003eBambu Lab A1, A1 Mini\u003c\/strong\u003e, or any FDM printer that could benefit from additional cooling. Whether you're looking to \u003cstrong\u003eimprove part cooling, enhance overhang performance, or print that floating model that you wanted so much\u003c\/strong\u003e, this mod has you covered. If people are interested I will design an adjustable standalone mount for it so that you can simply place it on the table\/surface next to the bed. \u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eWhy Print This?\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eAn \u003cstrong\u003eauxiliary part cooling fan\u003c\/strong\u003e can significantly improve print quality, reducing stringing and helping with complex overhangs. This design allows for \u003cstrong\u003eprecise directional airflow\u003c\/strong\u003e, making it far more effective than a standard axial fan.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eHow It Works:\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eInstead of buying an expensive centrifugal fan, this model \u003cstrong\u003erepurposes a common 80x25mm fan\u003c\/strong\u003e, utilizing its motor to drive a \u003cstrong\u003e3D-printed impeller\u003c\/strong\u003e inside a custom-designed housing and duct.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eAssembly Steps (if at some point you dont understand, use the pictures too):\u003c\/strong\u003e\u003c\/h4\u003e\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eGet a fast \u0026amp; strong 12V (or 24V) 80x25mm axial fan\u003c\/strong\u003e – proper speed \u0026amp; torque are needed to drive the impeller effectively.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreak off the fan’s square frame\u003c\/strong\u003e, leaving only the \u003cstrong\u003ecenter motor housing\u003c\/strong\u003e intact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the original fan blades carefully\u003c\/strong\u003e without damaging the central plastic cylinder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasure the cylinder’s diameter\u003c\/strong\u003e – if it’s \u003cstrong\u003e35mm\u003c\/strong\u003e, the provided STL is ready to print. If not, \u003cstrong\u003eadjust the \"negative part\" cylinder accordingly\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrint the impeller \u0026amp; housing\u003c\/strong\u003e (preset for no supports). Only minor trimming is needed on 2-3 tiny overhangs on the impeller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrint the duct\u003c\/strong\u003e – it requires supports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssemble using 5x M4 screws \u0026amp; 5 heat inserts\u003c\/strong\u003e for a solid build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal the duct \u0026amp; impeller housing with double-sided foam\/gel tape\u003c\/strong\u003e (automotive-grade works great). This ensures an \u003cstrong\u003eairtight connection\u003c\/strong\u003e, preventing airflow loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount it anywhere\u003c\/strong\u003e – the through-holes on the back allow for flexible installation using screws or brackets. Make sure you mount it at the right height so that the airflow is directed on the bed, ideally covering all of it. What I did to kinda know exactly where the fan was blowing was to use a mini handheld smoke machine (yeah you know which one) to “visualise” the flow.  \u003c\/li\u003e\n\u003c\/ol\u003e\u003ch4\u003e\u003cstrong\u003ePowering \u0026amp; Using It:\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eWorks with \u003cstrong\u003e12V or 24V\u003c\/strong\u003e, depending on the fan you use.\u003c\/li\u003e\n\u003cli\u003eCan be powered \u003cstrong\u003edirectly from the printer, an external PSU, or even a 12V battery for a portable setup\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePerfect for \u003cstrong\u003eA1 \u0026amp; A1 Mini\u003c\/strong\u003e, but can be adapted to \u003cstrong\u003eany FDM printer for extra cooling \u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eWhy This Design?\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-effective\u003c\/strong\u003e alternative to expensive centrifugal fans.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable\u003c\/strong\u003e for different fan sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy assembly with standard hardware\u003c\/strong\u003e (M4 screws \u0026amp; inserts).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong airflow\u003c\/strong\u003e for improved part cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e🔥 \u003cstrong\u003eUpgrade your part cooling with this mod and get smoother prints with fewer defects!\u003c\/strong\u003e 🔥\u003c\/p\u003e\u003cp\u003eDesign by NothingHam on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67368427192624,"sku":null,"price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_e5814100-aee1-47cb-8532-aa7fb19c652d.png?v=1784036796","url":"https:\/\/mymadmanlab.com\/products\/axial-to-aux-fan-mod-perfect-for-a1-mini-more","provider":"Mymadmanlab.com","version":"1.0","type":"link"}