{"product_id":"pololu-2331-2357-2358-2359-sub-micro-plastic-planetary-gearmotor","title":"Pololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor","description":"\u003cmeta name=\"description\" content=\"Buy Pololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003ePololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor\u003c\/h1\u003e\n\n\u003cp\u003eThe Pololu Sub-Micro Plastic Planetary Gearmotor series (models 2331, 2357, 2358, 2359) represents a compact, high-torque solution for robotics, automation, and precision motion control applications requiring minimal space and weight. Professional engineers and hobbyists utilize these gearmotors in autonomous vehicles, robotic arms, camera pan-tilt systems, and miniaturized mechanical assemblies where compact form factor is critical. This product solves the engineering challenge of delivering substantial torque multiplication and speed reduction in extremely confined spaces while maintaining reliability and cost-effectiveness.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe Pololu 2331\/2357\/2358\/2359 series features precision-engineered plastic planetary gearboxes coupled with high-efficiency micro DC motors, delivering exceptional torque density in a sub-miniature package. The planetary gear arrangement provides multiple gear meshes simultaneously, distributing load across several teeth and enabling higher torque transmission compared to spur gear designs of equivalent size. The plastic construction reduces weight while maintaining structural integrity, making these gearmotors ideal for weight-sensitive applications. Each model in the series offers different gear ratios and motor specifications, allowing engineers to select the optimal combination of speed and torque for their specific application requirements.\u003c\/p\u003e\n\n\u003cp\u003eThe gearbox design incorporates precision-molded polymer gears with steel pinions, creating a balanced solution between durability and cost efficiency. The motor windings are optimized for low-current operation, enabling direct integration with microcontroller outputs and battery-powered systems. The compact cylindrical housing measures approximately 10mm in diameter, making these gearmotors suitable for integration into confined mechanical assemblies. The output shaft features a D-shaped profile for secure coupling to wheels, pulleys, and other mechanical components without slippage.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSub-Micro Plastic Planetary Gearmotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePololu Robotics and Electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003e3mm Coreless DC Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e6V nominal (3V to 12V range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGearbox Type\u003c\/td\u003e\n\u003ctd\u003ePlastic Planetary with multiple ratios\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Shaft Diameter\u003c\/td\u003e\n\u003ctd\u003e2mm D-shaped profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Diameter\u003c\/td\u003e\n\u003ctd\u003eApproximately 10mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 3-4 grams per unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eUltra-compact sub-miniature design with 10mm diameter housing enabling integration into space-constrained robotic platforms and mechanical assemblies\u003c\/li\u003e\n\u003cli\u003eHigh torque density through precision planetary gear arrangement distributing loads across multiple mesh points for enhanced durability and efficiency\u003c\/li\u003e\n\u003cli\u003eLightweight plastic construction reducing overall system mass while maintaining structural rigidity for autonomous vehicles and aerial applications\u003c\/li\u003e\n\u003cli\u003eWide operating voltage range from 3V to 12V enabling flexible power supply integration with battery packs and regulated supplies\u003c\/li\u003e\n\u003cli\u003eLow current draw compatible with microcontroller GPIO pins and battery-powered portable systems without additional driver circuits\u003c\/li\u003e\n\u003cli\u003ePrecision D-shaped output shaft preventing mechanical slip and enabling secure coupling to wheels and mechanical components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eRobotic wheel drives in miniature mobile robots and autonomous ground vehicles requiring compact motor integration with precise speed control\u003c\/li\u003e\n\u003cli\u003eCamera gimbal and pan-tilt systems for surveillance drones and robotics platforms demanding smooth, controlled motion in confined spaces\u003c\/li\u003e\n\u003cli\u003eRobotic arm joint actuators in collaborative robots and mechanical manipulators requiring high torque in minimal envelope\u003c\/li\u003e\n\u003cli\u003eConveyor belt drives and mechanical automation in laboratory equipment and precision machinery with space limitations\u003c\/li\u003e\n\u003cli\u003eWinch and pulley systems for robotic grippers and mechanical advantage applications in competition robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003cp\u003eTo integrate the Pololu Sub-Micro Planetary Gearmotor into your application, first identify the required gear ratio and torque specifications from the model variants. Connect the motor leads to your power supply through a motor driver circuit if using PWM speed control, or directly to a regulated voltage source for fixed-speed operation. The positive and negative terminals are typically color-coded (red and black respectively) for polarity identification. Secure the motor housing using the mounting tabs or custom brackets designed for your mechanical assembly, ensuring the output shaft aligns properly with your driven component.\u003c\/p\u003e\n\n\u003cp\u003eFor optimal performance, apply the rated voltage and monitor current draw to ensure your power supply can sustain continuous operation. If implementing speed control via PWM, use frequencies above 20kHz to minimize audible noise and ensure smooth operation. Mechanical coupling should be accomplished using appropriate shaft couplers or direct gear meshing to prevent backlash and binding. For applications requiring bidirectional rotation, implement an H-bridge motor driver circuit to control direction independently from speed. Allow adequate cooling time during extended continuous operation, as micro DC motors can generate significant heat relative to their size.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between Pololu models 2331, 2357, 2358, and 2359?\u003c\/summary\u003e\n\u003cp\u003eThese models represent different gear ratio variants of the same sub-micro planetary gearmotor platform. Model 2331 typically offers a lower gear ratio for higher speed operation, while 2357, 2358, and 2359 provide progressively higher gear ratios delivering increased torque at reduced output speed. Selection depends on your application requirements for speed versus torque. Consult the detailed specifications for each model to determine which ratio best matches your mechanical requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I control the speed of this gearmotor using PWM?\u003c\/summary\u003e\n\u003cp\u003eYes, the Pololu Sub-Micro Planetary Gearmotor is fully compatible with PWM speed control. Use a motor driver circuit capable of handling the motor current at your target voltage. PWM frequencies above 20kHz are recommended to minimize audible noise and ensure smooth speed variation. The motor will respond proportionally to the duty cycle, allowing precise speed regulation from zero to maximum RPM.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat torque output can I expect from these gearmotors?\u003c\/summary\u003e\n\u003cp\u003eTorque output varies significantly by model and operating voltage. The planetary gearbox multiplies the motor torque by the gear ratio factor. At 6V nominal operation, expect torque outputs ranging from approximately 0.5 to 2 Nm depending on the specific model selected. Higher voltage operation increases torque proportionally. Consult the manufacturer specifications for your specific model variant to determine exact torque ratings.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum continuous current draw?\u003c\/summary\u003e\n\u003cp\u003eCurrent draw depends on load, voltage, and gear ratio. Typically, these sub-micro gearmotors draw 50-200mA at rated voltage under no-load conditions, increasing significantly under load. Stall current can reach 500mA or higher depending on the model. Always design your power supply and motor driver circuits to handle peak stall current to prevent damage and ensure reliable operation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Pololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor Online in India\u003c\/h2\u003e\n\n\u003cp\u003ePurchase the \u003cstrong\u003ePololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003ePololu 2331 \/ 2357 \/ 2358 \/ 2359 Sub-Micro Plastic Planetary Gearmotor\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48743638696193,"sku":"TTD-8255","price":1838.78,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/7847b79ff1fcec2535267051d135600c.jpg?v=1778060782","url":"https:\/\/techdepot.in\/products\/pololu-2331-2357-2358-2359-sub-micro-plastic-planetary-gearmotor","provider":"Tech Depot India","version":"1.0","type":"link"}