Overview

The MAD 9X12-II 100KV Coaxial Drone Arm Set is a high-performance propulsion system designed for industrial UAV applications. It features an upper and lower coaxial motor structure optimized for efficiency, safety, and endurance. The system supports a single axle load of 7-9kg and a maximum thrust of 20kgF per rotor, making it ideal for demanding aerial missions. The M9C12 brushless motor integrates with a 60A14S ESC and 32-inch high-efficiency carbon fiber propellers to deliver powerful and stable flight. This system is suitable for applications such as mapping, aerial surveying, firefighting, military reconnaissance, and search-and-rescue operations.

Specifications

Basic Parameters

• Max Thrust: 20kgF/rotor at 48V (sea level)
• Recommended Takeoff Weight: 7-9kg per rotor
• Recommended Voltage: 12S LiPo
• Operating Temperature: -20C to 60C
• Unit Combo Weight: 1533g
• Compatible Carbon Tube: 40mm

Motor (M9C12)

• Stator Size: 91×12 mm
• Unit Weight: 453g

Electronic Speed Controller (ESC)

• Model: Circular 60A FOC
• Max Input Voltage: 60.9V
• Max Input Current: 60A
• Max Peak Current: 120A (10S)
• Throttle Signal Frequency: 50-450Hz
• Recommended Voltage: 12S

Propeller

• Diameter / Pitch: 329.6 inches (812.8243.8mm) / 3211 inches (812.8279.4mm)
• Unit Weight: 111g (9.6-inch pitch) / 127g (11-inch pitch)

Features

• Coaxial Motor Design: The upper and lower coaxial motors improve propulsion efficiency and stability while reducing vibration.
• High-Efficiency Disc Motor: The M9C12 brushless motor features an optimized iron core design and EZO bearings for high torque and precision.
• Intelligent FOC ESC: The 60A14S ESC incorporates sine wave modulation for enhanced power efficiency and intelligent protection features, including over-voltage, over-current, and short-circuit protection.
• Integrated LED Heading Light: The system includes red/green LED indicators to enhance flight orientation visibility.
• High-Quality Carbon Fiber Propellers: The Fluxer 32×9.6 Pro ultra-light carbon fiber propellers offer exceptional balance, low vibration, and increased flight efficiency.
• Durable & Lightweight: The propulsion system is built with high-strength materials for ultralightweight performance while maintaining reliability in extreme conditions.

Applications

• Aerial Mapping & Surveying: Provides stable, high-thrust propulsion for precision aerial mapping missions.
• Search & Rescue Operations: Ideal for long-endurance search-and-rescue UAVs, offering powerful lift capacity for critical missions.
• Firefighting & Military Drones: Supports high payload UAVs used in firefighting, reconnaissance, and tactical operations.
• Industrial Inspection & Surveillance: Suitable for drones deployed in infrastructure inspection, environmental monitoring, and security patrols.
• Heavy Payload Delivery: Capable of supporting large payload UAVs for logistics, agricultural spraying, and autonomous transport.

The MAD 9X12-II 100KV Coaxial Drone Arm Set is engineered for industrial UAVs that require high performance, stability, and efficiency. Whether for aerial mapping, rescue operations, or military applications, this propulsion system ensures superior endurance and reliability in extreme conditions.

Details