{"product_id":"v2-peristaltic-pump-water-pump-measuring-pump","title":"V2 Peristaltic Pump \/ Water Pump \/ Measuring Pump","description":"\u003ch3\u003e🌀 Peristaltic Pump (NEMA 17)\u003c\/h3\u003e\u003cp\u003eThis is a \u003cstrong\u003ecompact, fully 3D-printable peristaltic pump\u003c\/strong\u003e designed to be driven by a \u003cstrong\u003eNEMA 17 stepper motor\u003c\/strong\u003e.\u003cbr\u003eThe pump uses standard \u003cstrong\u003e608 bearings\u003c\/strong\u003e and soft tubing, making it easy to build with commonly available parts.\u003c\/p\u003e\u003cp\u003ePeristaltic pumps are ideal for liquid handling because the fluid only contacts the tubing. This makes the design suitable for water, coolants, and other non-aggressive liquids.\u003c\/p\u003e\u003ch3\u003e⚙ How it works\u003c\/h3\u003e\u003cp\u003eThe stepper motor rotates the bearing rotor.\u003cbr\u003eAs the bearings roll over the tubing, they compress it sequentially, pushing the liquid forward.\u003cbr\u003eThis design is \u003cstrong\u003eself-priming\u003c\/strong\u003e and naturally prevents backflow without additional valves.\u003c\/p\u003e\u003cp\u003eThe flow rate can be precisely controlled by adjusting the stepper motor speed.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch3\u003e📦 Bill of Materials\u003c\/h3\u003e\u003cp\u003e\u003ci\u003e\u003cstrong\u003eHardware\u003c\/strong\u003e\u003c\/i\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e5× 608 bearings\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× NEMA 17 stepper motor\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4× M3 screws (16 mm)\u003c\/strong\u003e – motor mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4× M3 screws (15–30 mm)\u003c\/strong\u003e – housing assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ci\u003e\u003cstrong\u003eTubing\u003c\/strong\u003e\u003c\/i\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003e8 mm soft tubing\u003c\/strong\u003e (silicone recommended)\u003cbr\u003e\u003ci\u003eSlightly smaller or larger tubing also works if the spacer is adjusted accordingly.\u003c\/i\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ci\u003e\u003cstrong\u003eElectronics \u003c\/strong\u003e\u003c\/i\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStepper motor driver (A4988, DRV8825, etc.)\u003c\/li\u003e\n\u003cli\u003eMicrocontroller (Arduino or similar)\u003c\/li\u003e\n\u003cli\u003eSuitable power supply \u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch3\u003e🖨 Print Settings\u003c\/h3\u003e\u003cp\u003e\u003ci\u003e\u003cstrong\u003eBearing holder \/ rotor\u003c\/strong\u003e\u003c\/i\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInfill: \u003cstrong\u003e60%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLayer height: 0.2 mm\u003c\/li\u003e\n\u003cli\u003eMaterial: PLA \/ PETG \/ ABS\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ci\u003e\u003cstrong\u003eHousing\u003c\/strong\u003e\u003c\/i\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInfill: \u003cstrong\u003e15%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLayer height: 0.2 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSupports are \u003cstrong\u003enot required\u003c\/strong\u003e when printed in the recommended orientation.\u003c\/p\u003e\u003ch3\u003e🛠 Assembly Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePress the \u003cstrong\u003e608 bearings\u003c\/strong\u003e firmly into the rotor (no glue required)\u003c\/li\u003e\n\u003cli\u003eInsert the tubing into the housing before final assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightly gluing the tubing is recommended\u003c\/strong\u003e to prevent slipping during operation\u003c\/li\u003e\n\u003cli\u003eMount the pump assembly to the stepper motor using the 16 mm M3 screws\u003c\/li\u003e\n\u003cli\u003eTest the pump at low speed before increasing RPM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e⚠ Important Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse \u003cstrong\u003esoft tubing only\u003c\/strong\u003e – hard tubing will not work\u003c\/li\u003e\n\u003cli\u003eNot designed for high-pressure applications\u003c\/li\u003e\n\u003cli\u003eChemical compatibility depends on the tubing material used\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e🔄 Updates\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10.01.26\u003c\/strong\u003e – Improved bearing press-fit based on community feedback\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10.01.26\u003c\/strong\u003e – Version 2 files uploaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19.01.26\u003c\/strong\u003e – Previously missing file added\u003c\/li\u003e\n\u003c\/ul\u003e\u003cboostme\u003e\u003cboosttitle\u003eBoost Me\u003c\/boosttitle\u003e\u003cboostcontent\u003eHelps support me!\u003c\/boostcontent\u003e\u003c\/boostme\u003e\u003cp\u003eDesign by Max Puschmann on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67369758589232,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_f6d55a02-caac-4f4e-a844-5438984b259b.png?v=1784085313","url":"https:\/\/mymadmanlab.com\/products\/v2-peristaltic-pump-water-pump-measuring-pump","provider":"Mymadmanlab.com","version":"1.0","type":"link"}