EMAX ECOII 4215 Brushless Motor 350KV 420KV 520KV 660KV – Emax USA

EMAX ECOII 4215 Brushless Motor

The EMAX ECOII 4215 brushless motor delivers reliable, efficient power for 5" freestyle and racing FPV builds at an accessible price point. With a 42mm stator diameter and 15mm stator height, the ECOII 4215 provides smooth thrust and solid mid-range torque. Available in 350KV, 420KV, 520KV, and 660KV to cover a wide range of flying styles.

Key Features

• Stator size: 42 x 15mm
• Available KV ratings: 350KV / 420KV / 520KV / 660KV
• Optimized for 5" freestyle and racing builds
• Smooth, consistent power delivery
• Premium ECOII series construction for long-term durability
• Compatible with most 5" FPV frames

Specifications

• Motor Model: ECOII 4215
• Stator Diameter: 42mm
• Stator Height: 15mm
• KV Options: 350KV / 420KV / 520KV / 660KV