The UAV-R21-1 CAN Obstacle Avoidance Radar Sensor is a state-of-the-art sensor developed for unmanned aerial vehicles (UAVs) to improve navigation and ensure safe flight operations. Using advanced radar technology, it detects obstacles in the UAV’s flight path and provides real-time data to the o…
Looking for R21 Sensor? Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN is available at Zbotic with fast shipping across India.
The UAV-R21-1 CAN Obstacle Avoidance Radar Sensor is a state-of-the-art sensor developed for unmanned aerial vehicles (UAVs) to improve navigation and ensure safe flight operations. Using advanced radar technology, it detects obstacles in the UAV’s flight path and provides real-time data to the onboard flight control system.
Featuring a compact and lightweight design, the UAV-R21-1 CAN integrates seamlessly into the UAV’s structure without adding significant weight or aerodynamic drag, ensuring minimal impact on flight performance and agility.
Note: For more technical Details go through Datasheet in the attachment section
Features:
Alternative port
Long Distance
High Accuracy
UAV Adapt
Water Proof
Tiny Body
Specification
Model Type
Avoidance Radar Sensor
Distance Measuring Range(M)
1.5 to 279
Antenna Azimuth
±15°
Antenna Elevation
-5° ~ +3°
Antenna EIRP
30dBM
Radar Range Scope (m)
1.5~27
Radar Range Resolution(m)
0.12
Radar Range Accuracy(m)
±0.1
Radar Frequency Band(GHz)
79
Radar Refresh Rate(Hz)
20
Radar Band Width (GHz)
1.4
Operating Voltage (V)
5~24V
Power
<3W
Interface
CAN/UART for choose
Package Includes:
1 x Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN
Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN Overview
The UAV-R21-1 CAN Obstacle Avoidance Radar Sensor is a state-of-the-art radar-based proximity sensor designed specifically for unmanned aerial vehicles. It detects obstacles in the flight path and delivers real-time data over CAN bus to the onboard flight controller for improved navigation and safer operations.
Key Features of Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN
Advanced FMCW radar technology for precise distance and velocity measurements
Reliable CAN bus interface for seamless integration with popular flight controllers
Compact, lightweight form factor minimises added weight and aerodynamic drag
High update rate ensures up-to-the-millisecond obstacle tracking
Low power consumption to maximise UAV flight time
Fast shipping from Zbotic across India to get your UAV airborne quickly
Applications and Use Cases
Front-facing collision avoidance on quadcopters and hexacopters
Automated waypoint navigation in cluttered environments
Search and rescue UAVs operating in dense forests or urban landscapes
Precision agriculture drones avoiding trees and poles over uneven terrain
Indoor inspection drones surveying warehouses and confined spaces
Delivery UAVs maintaining safe clearance during takeoff, flight, and landing
How to Use Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN
Mount the UAV-R21-1 CAN securely on the UAV’s forward section, ensuring the radar window is unobstructed. Connect its CAN cable to your flight controller’s CAN port, configure the sensor ID and baud rate in your control software, then perform a calibration routine to verify accurate obstacle detection before flight.
Why Buy from Zbotic?
Genuine Products: All items sourced from authorized distributors
Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
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COD Available: Cash on Delivery, UPI, cards, net banking
Technical Support: Expert help for setup and troubleshooting
Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What interface does the UAV-R21-1 CAN sensor use?
The UAV-R21-1 communicates over a CAN bus interface, allowing direct connection to compatible flight controllers for real-time obstacle data exchange.
How do I mount and calibrate the sensor?
Secure the sensor on the UAV’s forward-facing section with the radar window clear of obstructions, then configure CAN parameters and run the built-in calibration routine via your flight control software.
What obstacle detection range can I expect?
Detection range varies with target size and environmental conditions, typically covering several meters for standard UAV operations—refer to the sensor’s datasheet for detailed performance curves.
The Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN is a versatile radar sensor used across a wide range of applications including electronics projects, DIY builds, prototyping, and educational experiments.
Common use cases:
Integrating into a custom electronics project
Learning and experimenting with circuits
Replacing or upgrading components in existing setups
This product is ideal for electronics enthusiasts, engineers, and students.
Technical Tip: Always verify voltage and current requirements before connecting to your circuit. Check datasheets for detailed specifications and pin configurations.
Shipping & Delivery
Free shipping on orders above ₹999 across India
Dispatched within 1-3 business days
Expected delivery: 3-7 business days depending on location
Secure packaging to ensure safe transit of electronic components
Genuine Microbrain Intelligent product sourced from authorized channels
Country Of Origin: China
12 reviews for Obstacle Avoidance Radar Sensor (UAV-R21-1) CAN
Rated 5 out of 5
Varun Saxena (verified owner)–
Very satisfied with this Obstacle Avoidance Radar Sensor CAN. Library support is good and it’s easy to interface.
Rated 5 out of 5
Ishaan Krishnan (verified owner)–
Great quality Obstacle Avoidance Radar Sensor CAN. Calibrated it easily and the accuracy is impressive.
Rated 5 out of 5
Siddharth Solanki (verified owner)–
Very satisfied with this Obstacle Avoidance Radar Sensor CAN. Library support is good and it’s easy to interface.
Rated 5 out of 5
Sunil Verma (verified owner)–
Superb Obstacle Avoidance Radar Sensor CAN! Using it in my environmental monitoring system. Very reliable data.
Rated 5 out of 5
Vidya Grewal (verified owner)–
Perfect for my weather station. This Obstacle Avoidance Radar Sensor CAN gives consistent readings day and night.
Rated 5 out of 5
Siddharth Rao (verified owner)–
Superb Obstacle Avoidance Radar Sensor CAN! Using it in my environmental monitoring system. Very reliable data.
Rated 5 out of 5
Sumit Tandon (verified owner)–
Excellent Obstacle Avoidance Radar Sensor CAN! Readings are accurate and consistent. Perfect for my project.
Rated 4 out of 5
Gauri Nair (verified owner)–
Nice Obstacle Avoidance Radar Sensor CAN. Readings are mostly accurate. Good enough for my hobby project.
Rated 4 out of 5
Varun Patel (verified owner)–
Nice Obstacle Avoidance Radar Sensor CAN. Readings are mostly accurate. Good enough for my hobby project.
Rated 5 out of 5
Sneha Mishra (verified owner)–
Perfect for my weather station. This Obstacle Avoidance Radar Sensor CAN gives consistent readings day and night.
Rated 5 out of 5
Shruti Kulkarni (verified owner)–
Perfect Obstacle Avoidance Radar Sensor CAN for my automation project. Integrates seamlessly with my microcontroller.
Rated 4 out of 5
Milan Garg –
Good Obstacle Avoidance Radar Sensor CAN. Works as described. Calibration needed some patience but results are good.
Only logged in customers who have purchased this product may leave a review.
Varun Saxena (verified owner) –
Very satisfied with this Obstacle Avoidance Radar Sensor CAN. Library support is good and it’s easy to interface.
Ishaan Krishnan (verified owner) –
Great quality Obstacle Avoidance Radar Sensor CAN. Calibrated it easily and the accuracy is impressive.
Siddharth Solanki (verified owner) –
Very satisfied with this Obstacle Avoidance Radar Sensor CAN. Library support is good and it’s easy to interface.
Sunil Verma (verified owner) –
Superb Obstacle Avoidance Radar Sensor CAN! Using it in my environmental monitoring system. Very reliable data.
Vidya Grewal (verified owner) –
Perfect for my weather station. This Obstacle Avoidance Radar Sensor CAN gives consistent readings day and night.
Siddharth Rao (verified owner) –
Superb Obstacle Avoidance Radar Sensor CAN! Using it in my environmental monitoring system. Very reliable data.
Sumit Tandon (verified owner) –
Excellent Obstacle Avoidance Radar Sensor CAN! Readings are accurate and consistent. Perfect for my project.
Gauri Nair (verified owner) –
Nice Obstacle Avoidance Radar Sensor CAN. Readings are mostly accurate. Good enough for my hobby project.
Varun Patel (verified owner) –
Nice Obstacle Avoidance Radar Sensor CAN. Readings are mostly accurate. Good enough for my hobby project.
Sneha Mishra (verified owner) –
Perfect for my weather station. This Obstacle Avoidance Radar Sensor CAN gives consistent readings day and night.
Shruti Kulkarni (verified owner) –
Perfect Obstacle Avoidance Radar Sensor CAN for my automation project. Integrates seamlessly with my microcontroller.
Milan Garg –
Good Obstacle Avoidance Radar Sensor CAN. Works as described. Calibration needed some patience but results are good.