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Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled)
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SKU: TES-EV02519
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Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled)
The Pololu 3pi+ 2040 is a fully programmable line-following robot platform featuring dual 30:1 metal-gearbox motors, integrated reflectance sensors, and a powerful ARM Cortex-M0+ microcontroller. This pre-assembled standard edition kit is designed for robotics enthusiasts, educators, and engineers who need a compact, high-performance autonomous mobile robot for maze navigation, line-following competitions, and embedded systems education. The robot solves the challenge of rapid prototyping in mobile robotics by combining mechanical durability with advanced sensor integration and straightforward programming interfaces.
Product Overview
The Pololu 3pi+ 2040 represents the latest evolution in compact autonomous robot design, integrating a 2040-series ARM microcontroller with dual 30:1 MP (metal pinion) gearbox motors that deliver optimal torque-to-speed ratios for ground-based navigation tasks. The robot features an array of five reflectance sensors mounted on the undercarriage for precise line detection, combined with an IMU (inertial measurement unit) containing a 3-axis accelerometer and 3-axis gyroscope for advanced motion control. The standard edition kit arrives fully assembled and tested, requiring only battery installation and programming to begin operation, making it ideal for immediate deployment in educational environments or competitive robotics events.
The 30:1 MP motors provide approximately 300 RPM at 5V, delivering sufficient torque for smooth acceleration and stable turning dynamics on standard competition surfaces. The onboard power management system includes a 100mA charging circuit, allowing Li-Po battery charging directly through the USB connection. The robot measures 97mm in length and weighs approximately 32 grams, making it exceptionally portable while maintaining structural rigidity through its durable polycarbonate chassis. Programming is accomplished through the Arduino IDE or Pololu's custom development environment, with extensive C++ libraries and example code provided for rapid algorithm development.
Key Specifications
| Specification | Details |
| Product Type | Programmable Autonomous Mobile Robot |
| Brand | Pololu Robotics and Electronics |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Microcontroller | ARM Cortex-M0+ running at 48 MHz |
| Motor Type | Dual 30:1 Metal Pinion Gearbox Motors |
| Motor Speed | 300 RPM at 5V nominal |
| Sensors | 5x Reflectance Sensors, 3-axis Accelerometer, 3-axis Gyroscope |
| Power Supply | 2x AA Batteries or 3.7V Li-Po Battery |
| Dimensions | 97mm length x 42mm width x 30mm height |
| Weight | Approximately 32 grams |
| Programming Interface | USB micro-B connection, Arduino IDE compatible |
Key Features
- Dual 30:1 MP metal gearbox motors delivering 300 RPM for precise speed control and reliable torque output in line-following and maze-solving applications
- Five integrated reflectance sensors providing high-resolution line detection with analog output for sophisticated PID control algorithms
- 6-axis IMU with 3-axis accelerometer and gyroscope enabling advanced motion sensing, collision detection, and orientation tracking
- Pre-assembled and factory-tested design requiring only battery installation and USB programming, eliminating assembly time and mechanical alignment issues
- ARM Cortex-M0+ microcontroller running at 48 MHz with 256KB flash memory and 32KB RAM for complex autonomous behaviors
- Integrated 100mA Li-Po battery charger allowing convenient charging through standard USB connection without external equipment
Applications and Use Cases
- Line-Following Robot Competitions: Optimized sensor array and motor control for rapid path tracking in IEEE and international robotics competitions requiring sub-second response times
- Maze Navigation and Pathfinding: Dual motors enable precise turning with minimal radius, combined with IMU data for wall-following and dead-reckoning algorithms in complex maze environments
- Educational Robotics Programs: Complete platform for teaching embedded systems, sensor integration, motor control, and algorithm development in secondary and tertiary education institutions
- Autonomous Mobile Robot Research: Compact form factor suitable for multi-robot swarm experiments, cooperative navigation studies, and machine learning algorithm validation with minimal power consumption
How to Use
Begin by installing two AA batteries or a 3.7V Li-Po battery into the designated battery compartment on the robot's underside, ensuring correct polarity to avoid damage to the power management circuit. Connect the robot to your development computer via the USB micro-B port and install the Arduino IDE along with the Pololu 3pi+ 2040 board support package from the Boards Manager. Download the example sketches from Pololu's GitHub repository, which include calibration routines for the reflectance sensors and basic line-following algorithms using proportional-integral-derivative (PID) control.
Before deploying your custom code, run the sensor calibration sketch to establish baseline reflectance values for your specific operating surface, as white and black surface reflectivity varies by material composition. The calibration process involves moving the robot across both white and black sections of your competition track, allowing the firmware to establish threshold values for accurate line detection. Once calibration is complete, you can modify the PID tuning parameters (Kp, Ki, Kd coefficients) to optimize turning response and speed stability for your specific track geometry. The IMU data can be accessed through dedicated library functions to implement advanced features such as gyroscopic stabilization and acceleration-based speed ramping.
Frequently Asked Questions
What is the difference between the 30:1 MP motors and other motor options available for the 3pi+ 2040?
The 30:1 MP (metal pinion) motors provide the optimal balance between speed and torque for most line-following and maze-solving applications. The metal pinion gears offer superior durability compared to plastic alternatives, reducing gear wear during competitive events. Alternative options include 75:1 motors for higher torque and lower speed suitable for heavily loaded or inclined surfaces, and 15:1 motors for maximum speed applications. The 30:1 configuration is recommended for standard competition tracks and educational use.
Can I upgrade or replace the motors on the assembled robot?
Yes, the motors are designed for field replacement using standard tools. The motor connectors are soldered to the main PCB, so replacement requires desoldering the old motor leads and soldering new motor connectors. Pololu provides detailed documentation and video tutorials for motor replacement. Alternatively, you can contact our technical support team for professional motor upgrade services at nominal cost.
What programming languages and development environments are supported?
The 3pi+ 2040 is fully compatible with the Arduino IDE using the Pololu board support package, allowing programming in C++. The robot also supports PlatformIO and other ARM Cortex-M0+ compatible development environments. Pololu provides comprehensive C++ libraries with functions for motor control, sensor reading, IMU access, and timing functions. Example code for line-following, maze solving, and sensor calibration is freely available on Pololu's GitHub repository.
What battery options are recommended for optimal performance?
The robot operates on two AA alkaline batteries (3V nominal) or a single 3.7V lithium-polymer (Li-Po) battery. Li-Po batteries provide superior performance due to more stable voltage output under load, resulting in consistent motor speed and sensor readings throughout the charge cycle. We recommend 150-200mAh capacity Li-Po batteries for extended runtime. The onboard charging circuit supports safe Li-Po charging through the USB connection, eliminating the need for external battery chargers.
How do I calibrate the reflectance sensors for different track surfaces?
The calibration process involves running the provided calibration sketch which samples reflectance values across both white and black sections of your track. Move the robot slowly back and forth over the line during calibration to establish accurate threshold values. The calibration data is stored in the microcontroller's non-volatile memory and persists across power cycles. Recalibrate whenever switching to significantly different track materials or lighting conditions to maintain accurate line detection.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We 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.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled) Online in India
Purchase the Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled) online at The Engineer Store, 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 Pololu 5004 / 5001 3pi+
Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled)
The Pololu 3pi+ 2040 is a fully programmable line-following robot platform featuring dual 30:1 metal-gearbox motors, integrated reflectance sensors, and a powerful ARM Cortex-M0+ microcontroller. This pre-assembled standard edition kit is designed for robotics enthusiasts, educators, and engineers who need a compact, high-performance autonomous mobile robot for maze navigation, line-following competitions, and embedded systems education. The robot solves the challenge of rapid prototyping in mobile robotics by combining mechanical durability with advanced sensor integration and straightforward programming interfaces.
Product Overview
The Pololu 3pi+ 2040 represents the latest evolution in compact autonomous robot design, integrating a 2040-series ARM microcontroller with dual 30:1 MP (metal pinion) gearbox motors that deliver optimal torque-to-speed ratios for ground-based navigation tasks. The robot features an array of five reflectance sensors mounted on the undercarriage for precise line detection, combined with an IMU (inertial measurement unit) containing a 3-axis accelerometer and 3-axis gyroscope for advanced motion control. The standard edition kit arrives fully assembled and tested, requiring only battery installation and programming to begin operation, making it ideal for immediate deployment in educational environments or competitive robotics events.
The 30:1 MP motors provide approximately 300 RPM at 5V, delivering sufficient torque for smooth acceleration and stable turning dynamics on standard competition surfaces. The onboard power management system includes a 100mA charging circuit, allowing Li-Po battery charging directly through the USB connection. The robot measures 97mm in length and weighs approximately 32 grams, making it exceptionally portable while maintaining structural rigidity through its durable polycarbonate chassis. Programming is accomplished through the Arduino IDE or Pololu's custom development environment, with extensive C++ libraries and example code provided for rapid algorithm development.
Key Specifications
| Specification | Details |
| Product Type | Programmable Autonomous Mobile Robot |
| Brand | Pololu Robotics and Electronics |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Microcontroller | ARM Cortex-M0+ running at 48 MHz |
| Motor Type | Dual 30:1 Metal Pinion Gearbox Motors |
| Motor Speed | 300 RPM at 5V nominal |
| Sensors | 5x Reflectance Sensors, 3-axis Accelerometer, 3-axis Gyroscope |
| Power Supply | 2x AA Batteries or 3.7V Li-Po Battery |
| Dimensions | 97mm length x 42mm width x 30mm height |
| Weight | Approximately 32 grams |
| Programming Interface | USB micro-B connection, Arduino IDE compatible |
Key Features
- Dual 30:1 MP metal gearbox motors delivering 300 RPM for precise speed control and reliable torque output in line-following and maze-solving applications
- Five integrated reflectance sensors providing high-resolution line detection with analog output for sophisticated PID control algorithms
- 6-axis IMU with 3-axis accelerometer and gyroscope enabling advanced motion sensing, collision detection, and orientation tracking
- Pre-assembled and factory-tested design requiring only battery installation and USB programming, eliminating assembly time and mechanical alignment issues
- ARM Cortex-M0+ microcontroller running at 48 MHz with 256KB flash memory and 32KB RAM for complex autonomous behaviors
- Integrated 100mA Li-Po battery charger allowing convenient charging through standard USB connection without external equipment
Applications and Use Cases
- Line-Following Robot Competitions: Optimized sensor array and motor control for rapid path tracking in IEEE and international robotics competitions requiring sub-second response times
- Maze Navigation and Pathfinding: Dual motors enable precise turning with minimal radius, combined with IMU data for wall-following and dead-reckoning algorithms in complex maze environments
- Educational Robotics Programs: Complete platform for teaching embedded systems, sensor integration, motor control, and algorithm development in secondary and tertiary education institutions
- Autonomous Mobile Robot Research: Compact form factor suitable for multi-robot swarm experiments, cooperative navigation studies, and machine learning algorithm validation with minimal power consumption
How to Use
Begin by installing two AA batteries or a 3.7V Li-Po battery into the designated battery compartment on the robot's underside, ensuring correct polarity to avoid damage to the power management circuit. Connect the robot to your development computer via the USB micro-B port and install the Arduino IDE along with the Pololu 3pi+ 2040 board support package from the Boards Manager. Download the example sketches from Pololu's GitHub repository, which include calibration routines for the reflectance sensors and basic line-following algorithms using proportional-integral-derivative (PID) control.
Before deploying your custom code, run the sensor calibration sketch to establish baseline reflectance values for your specific operating surface, as white and black surface reflectivity varies by material composition. The calibration process involves moving the robot across both white and black sections of your competition track, allowing the firmware to establish threshold values for accurate line detection. Once calibration is complete, you can modify the PID tuning parameters (Kp, Ki, Kd coefficients) to optimize turning response and speed stability for your specific track geometry. The IMU data can be accessed through dedicated library functions to implement advanced features such as gyroscopic stabilization and acceleration-based speed ramping.
Frequently Asked Questions
What is the difference between the 30:1 MP motors and other motor options available for the 3pi+ 2040?
The 30:1 MP (metal pinion) motors provide the optimal balance between speed and torque for most line-following and maze-solving applications. The metal pinion gears offer superior durability compared to plastic alternatives, reducing gear wear during competitive events. Alternative options include 75:1 motors for higher torque and lower speed suitable for heavily loaded or inclined surfaces, and 15:1 motors for maximum speed applications. The 30:1 configuration is recommended for standard competition tracks and educational use.
Can I upgrade or replace the motors on the assembled robot?
Yes, the motors are designed for field replacement using standard tools. The motor connectors are soldered to the main PCB, so replacement requires desoldering the old motor leads and soldering new motor connectors. Pololu provides detailed documentation and video tutorials for motor replacement. Alternatively, you can contact our technical support team for professional motor upgrade services at nominal cost.
What programming languages and development environments are supported?
The 3pi+ 2040 is fully compatible with the Arduino IDE using the Pololu board support package, allowing programming in C++. The robot also supports PlatformIO and other ARM Cortex-M0+ compatible development environments. Pololu provides comprehensive C++ libraries with functions for motor control, sensor reading, IMU access, and timing functions. Example code for line-following, maze solving, and sensor calibration is freely available on Pololu's GitHub repository.
What battery options are recommended for optimal performance?
The robot operates on two AA alkaline batteries (3V nominal) or a single 3.7V lithium-polymer (Li-Po) battery. Li-Po batteries provide superior performance due to more stable voltage output under load, resulting in consistent motor speed and sensor readings throughout the charge cycle. We recommend 150-200mAh capacity Li-Po batteries for extended runtime. The onboard charging circuit supports safe Li-Po charging through the USB connection, eliminating the need for external battery chargers.
How do I calibrate the reflectance sensors for different track surfaces?
The calibration process involves running the provided calibration sketch which samples reflectance values across both white and black sections of your track. Move the robot slowly back and forth over the line during calibration to establish accurate threshold values. The calibration data is stored in the microcontroller's non-volatile memory and persists across power cycles. Recalibrate whenever switching to significantly different track materials or lighting conditions to maintain accurate line detection.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We 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.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled) Online in India
Purchase the Pololu 5004 / 5001 3pi+ 2040 Robot Kit with 30:1 MP Motors (Standard Edition Kit / Assembled) online at The Engineer Store, 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 Pololu 5004 / 5001 3pi+