Emax ECO II 2004 2400KV Brushless Motor – Overview

Model: Emax ECOII-2004-2400KV

The Emax ECO II 2004 2400KV brushless motor is designed for lightweight FPV drones that require fast response, efficiency, and durability. It supports 4S to 6S LiPo batteries and works best with 4–5 inch propellers. Therefore, it is ideal for freestyle, racing, and compact drone builds.

In addition, the ECO II series features a redesigned structure. As a result, it provides improved strength, better heat handling, and longer lifespan compared to previous models.

Key Features

• Precision bearings for smooth and reliable operation
• High-strength steel shaft for durability
• N52SH arc magnets for stronger performance and higher RPM
• Multi-strand winding for improved efficiency
• 19 × 19 mm mounting pattern for wide compatibility
• Anodized finish for protection and modern appearance

Performance Overview

The ECO II 2004 motor delivers strong throttle response and stable flight performance. In addition, the upgraded magnet design increases torque and efficiency. Therefore, it provides better control and responsiveness during aggressive flying.

Moreover, its lightweight design helps reduce overall drone weight. As a result, it improves flight time and agility.

Technical Specifications

• KV Rating: 2400KV
• Motor Type: Brushless Motor
• Framework: 12N14P
• Battery Support: 4S – 6S LiPo
• Maximum Thrust: 950 g (on 6S)
• Recommended Propellers: 4″ – 5″
• Dimensions:
  • Length: 19.2 mm
  • Diameter: 24.7 mm
• Weight: 16.6 g (without silicone wire)
• Shaft Diameter: 1.5 mm

Package Includes

• 5 × M2 × 6 mm screws
• 5 × M2 × 7.5 mm screws
• 3 × M2 × 8.5 mm screws
• 1 × Washer and shaft screw

Shipping Details

• Weight: 0.055 kg
• Dimensions: 7 × 4 × 4 cm