{"product_id":"external-drive-pm-linear-stepper-motor","title":"External Drive PM Linear Stepper Motor","description":"\u003cp\u003eExternal drive PM linear stepper motor featuring direct-drive precision. High torque-to-size ratio and customizable traveling nuts for light industrial automation, robotics, and medical devices.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-path-to-node=\"29\"\u003eDesigned for flexible linear movement, our external drive PM linear stepper motor pairs a permanent magnet stepper motor with an extended, precision-machined lead screw shaft. In this configuration, the screw is fixed to the rotor and rotates with the motor, driving an external nut back and forth along the shaft.\u003c\/p\u003e\n\u003cp data-path-to-node=\"30\"\u003eEquipped with optional wear-resistant plastic or bronze external nuts, this external linear actuator provides direct-drive precision, long service life, and reliable linear motion for light industrial and medical applications.\u003c\/p\u003e\n\u003cp data-path-to-node=\"31\"\u003e\u003cb data-path-to-node=\"31\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"32\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"32,0,0\"\u003e\u003cb data-path-to-node=\"32,0,0\" data-index-in-node=\"0\"\u003eDirect-Drive Integration:\u003c\/b\u003e Eliminates shaft couplers to reduce mechanical backlash and dynamic axial runout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"32,1,0\"\u003e\u003cb data-path-to-node=\"32,1,0\" data-index-in-node=\"0\"\u003eCustomizable Nut Designs:\u003c\/b\u003e Available with cylindrical nuts, flanged nuts, and spring-loaded anti-backlash nut assemblies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"32,2,0\"\u003e\u003cb data-path-to-node=\"32,2,0\" data-index-in-node=\"0\"\u003eHigh Power Density:\u003c\/b\u003e Compact permanent magnet design produces strong linear thrust in a space-saving construction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"32,3,0\"\u003e\u003cb data-path-to-node=\"32,3,0\" data-index-in-node=\"0\"\u003eLow Maintenance:\u003c\/b\u003e Self-lubricating nut options ensure smooth, clean operation without frequent re-lubrication.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"33\"\u003e\u003cb data-path-to-node=\"33\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"34\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature \/ Parameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,1,0,0\"\u003e\u003cb data-path-to-node=\"34,1,0,0\" data-index-in-node=\"0\"\u003eMotor Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,1,1,0\"\u003ePermanent Magnet (PM) Linear Actuator\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,2,0,0\"\u003e\u003cb data-path-to-node=\"34,2,0,0\" data-index-in-node=\"0\"\u003eDrive Architecture\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,2,1,0\"\u003eExternal Drive (Rotating Screw, Traveling Nut)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,3,0,0\"\u003e\u003cb data-path-to-node=\"34,3,0,0\" data-index-in-node=\"0\"\u003eFrame Outer Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,3,1,0\"\u003e20mm, 25mm, 35mm, 42mm, 57mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,4,0,0\"\u003e\u003cb data-path-to-node=\"34,4,0,0\" data-index-in-node=\"0\"\u003eStep Angle\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,4,1,0\"\u003e7.5° (48 steps\/rev) \/ 15° (24 steps\/rev)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,5,0,0\"\u003e\u003cb data-path-to-node=\"34,5,0,0\" data-index-in-node=\"0\"\u003eScrew Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,5,1,0\"\u003eSUS304 Stainless Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,6,0,0\"\u003e\u003cb data-path-to-node=\"34,6,0,0\" data-index-in-node=\"0\"\u003eNut Materials\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,6,1,0\"\u003ePOM (Polyoxymethylene), Bronze, Anti-Backlash Plastic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,7,0,0\"\u003e\u003cb data-path-to-node=\"34,7,0,0\" data-index-in-node=\"0\"\u003eMax Axial Thrust\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,7,1,0\"\u003eUp to 220 N\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,8,0,0\"\u003e\u003cb data-path-to-node=\"34,8,0,0\" data-index-in-node=\"0\"\u003eIP Rating\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"34,8,1,0\"\u003eIP40 Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-path-to-node=\"35\"\u003e\u003cb data-path-to-node=\"35\" data-index-in-node=\"0\"\u003eTypical Applications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"36\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"36,0,0\"\u003eLight-Duty Gantry Pick-and-Place Arms \u0026amp; Micro-Robotics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"36,1,0\"\u003eMedical Reagent Mixing \u0026amp; Automated Fluid Control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"36,2,0\"\u003eOptical Shutter Mechanisms \u0026amp; Camera Stage Positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":48911389491444,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/4555\/4164\/files\/af562dcb1ce8acae7c5295dac4ce8dc9.jpg?v=1784940625","url":"https:\/\/thinkermotion.com\/products\/external-drive-pm-linear-stepper-motor","provider":"My Store","version":"1.0","type":"link"}