








EMAX ECO II Series 2004 Brushless Motor
The EMAX ECO II 2004 motor is a top-tier choice for lightweight FPV drones. It features a durable frame, high-quality N52SH magnets, and precision NSK bearings for superior performance. Weighing just over 16g, it delivers impressive power and efficiency for freestyle and long-range flying.
Features
NSK Precision bearing
Base casing: Al 7075
Rotor: N52SH arc magnets
Steel shaft
Anodizing
12*12mm hole pattern
Multi-strand Winding
120mm 24 AWG silicone wire
Technical Specifications:
Framework: 12N14P
Length: 19.2mm
Diameter: 24.7mm
No. of cells: 4-6S 1600KV
No, of cells: 4-6S 2000KV
No. of cells: 4-6S 2400KV
Propeller: 3"-5"
Weight: 16. 6g(W/0 Silicone Wire) 1600KV
Weight: 16,6g (W/O Silicone Wire) 2000KV
Weight: 16.4g(W/O Silicone Wire) 2400KV
Prop adapter shaft thread: 1.5mm
Bearing Shaft: 3mm
Bolt Pattern: M2 (12X12mm)
Additional Details:
Manufacturer: EMAX
Brand: EMAX
Generic Name: Brushless Motor, Drone Motor, RC Motor
Sold By: UAV Marketplace (an authorized seller of drone gear and accessories)
Ideal For: FPV drone builders, freestyle pilots, long-range flyers, and hobbyists building 3-inch to 5-inch quads.
Package Details:
Includes:
1 x 2004 Motor
5 x M2*6 Screws
5 x M2*7.5 Screws
3 x M2*8.5 Screws
1 x Washer and Screw for shaft
Frequently Asked Questions:
Q1: What propeller size should I use with this motor?
ANS: It is ideal for 3-inch to 5-inch propellers.
Q2: Is this motor suitable for a 6S battery?
ANS: Yes, all KV versions are compatible with 6S LiPo batteries, with the 3000KV version also supporting 3S.
Q3: What is the main difference between the ECO and ECO II motors?
ANS: The ECO II has an improved design, more durable components like an AL 7075 casing, and stronger magnets for better performance and efficiency.








