Looking for Original Emax Eco 1404 Brushless Motor? Original Emax ECO 1404-3700KV Brushless Motor is available at Zbotic with fast shipping across India.
The engineers at Emax are always seeking ways to design the ultimate motor with brushless technology. In their efforts, they produced the ECO II Series, a new line of brushless motors further improved performance and durability while retaining the same affordability. Redesigned from the ground up, the ECO II boasts an all-new architecture. With a more rounded design paired together with thicker reinforcements, maximum durability is achieved. Finished with a reflective surface, the ECO II offers a sleek modern design destined to satisfy the need for both aesthetics and durability.
In order to improve the performance of its predecessor, the ECO II utilizes N52SH arc magnets over prior N48 magnets, allowing more powerful throttle response and higher RPMs to be achieved. More torque and thrust are generated, allowing pilots the flexibility to comfortably meet the demands of any racetrack or flight situation. The ECO II Series marks the next evolution in affordable brushless motor technology, bringing in a new era of performance for everyone.
Features:
- Precision bearing
- Steel shaft
- Anodizing
- 19 x 19mm hole pattern
- Multi-strand winding
Specifications:
| Motor KV (RPM/V): | 3700 |
|---|---|
| Motor Type: | Brushless Motor |
| Length (mm): | 19.75mm |
| Framework | 9N12P |
| Diameter | 18.8mm |
| Compatible Prop (inch): | 2.5″ – 4″ |
| Weight (g): | 8.6g (W/O Silicone Wire) |
Package Include:
1 x Original Emax ECO 1404-3700KV Brushless Motor
Original Emax ECO 1404-3700KV Brushless Motor Overview
The Emax ECO 1404-3700KV is a compact brushless motor designed for micro and ultralight drones. With a 9N12P stator configuration and high 3700KV rating, it delivers responsive throttle control for 2.5″ to 4″ propellers in racing, freestyle, or indoor quads.
Key Features of Original Emax ECO 1404-3700KV Brushless Motor
- High 3700KV rating for rapid RPM response and agile flight performance
- 9N12P stator framework offering balanced torque and efficiency
- Lightweight design at just 8.6 g (excluding silicone wires) to maximize thrust-to-weight ratio
- Compact dimensions (19.75 mm length, 18.8 mm diameter) fit tight micro drone frames
- Compatible with 2.5″–4″ propellers for versatile micro drone builds
- Durable, reinforced housing with reflective finish for impact resistance and sleek styling
- Fast shipping from Zbotic across India—get your motor in 1–2 days*
Applications and Use Cases
- Micro FPV racing drones where quick acceleration and light weight matter
- Indoor drone setups navigating tight spaces with 2.5″ props
- Tiny whoop or toothpick builds seeking compact power units
- Educational robotics projects requiring small, high-speed brushless motors
- Lightweight aerial photography rigs using 3″–4″ propellers
- Freestyle micro quads for smooth yaw and punchy throttle response
How to Use Emax ECO 1404-3700KV Brushless Motor
Mount the ECO 1404 motor on your drone’s micro frame using M2 screws, ensuring the shaft is centered in your prop adapter. Solder the three phase wires to a compatible ESC, then secure propeller and balance before flight. Calibrate your ESC settings in Betaflight or similar firmware for optimal timing and startup power.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- 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 voltage battery works best with the ECO 1404-3700KV?
This 3700KV motor performs optimally on 1S or 2S LiPo packs when paired with 2.5″–4″ propellers, delivering quick spool-up and stable throttle control.
How much does the motor weigh including wires?
The bare motor weighs 8.6 g without silicone lead wires. Total installed weight will add approximately 1–2 g for stock silicone leads.
How can I extend the life of this brushless motor?
Keep the motor clean and dry, avoid running in heavy dust or water, and periodically check for loose screws or bent shafts. Balancing props and maintaining ESC timing also reduces wear.
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Read More →Technical Specifications
| Brand | Emax |
|---|---|
| KV Rating | 3700KV |
| SKU | AI7429 |
| Weight | 0.03 kg |
| Availability | In Stock |
Applications & Use Cases
The Original Emax ECO 1404-3700KV Brushless Motor is a versatile drone motor used across a wide range of applications including FPV racing drones, agricultural spray drones, aerial photography platforms, and custom multirotor builds.
Common use cases:
- Replacement motor for crashed or worn-out drone
- Building a custom quadcopter or hexacopter from scratch
- Upgrading to a more efficient motor for longer flight times
This product is ideal for drone builders, FPV pilots, and agricultural drone operators.
Technical Tip: When selecting a drone motor, match the KV rating to your propeller size and battery voltage. Lower KV = larger props + more efficiency; higher KV = smaller props + more speed.
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 Emax product sourced from authorized channels
Ashish Mukherjee (verified owner) –
Amazing build quality! This Emax ECO 1404-3700KV Brushless Motor is sturdy and lightweight at the same time.
Jai Sharma (verified owner) –
Using this Emax ECO 1404-3700KV Brushless Motor in my hexacopter. Smooth operation and excellent thrust.
Vidya Grewal –
Excellent Emax ECO 1404-3700KV Brushless Motor! Perfect for my quadcopter build. Arrived well packed and works flawlessly.
Anand Tiwari (verified owner) –
Good Emax ECO 1404-3700KV Brushless Motor. Works well for my drone build. Packaging could be slightly better.
Advik Reddy (verified owner) –
Good quality Emax ECO 1404-3700KV Brushless Motor. Minor scratches on arrival but functionally perfect.
Shubham Malhotra –
Been using this Emax ECO 1404-3700KV Brushless Motor for 3 months now, zero issues. Great product.
Lalit Mishra –
Outstanding Emax ECO 1404-3700KV Brushless Motor! Installed it on my racing quad and the performance is amazing.
Utkarsh Rawat (verified owner) –
This Emax ECO 1404-3700KV Brushless Motor is value for money. Comparing with other brands, Zbotic offers the best deal.
Kavya Bhat (verified owner) –
Received the Emax ECO 1404-3700KV Brushless Motor in great condition. Testing done, everything works perfectly.
Deepika Reddy (verified owner) –
Excellent Emax ECO 1404-3700KV Brushless Motor! Perfect for my quadcopter build. Arrived well packed and works flawlessly.
Aanya Banerjee (verified owner) –
Great quality Emax ECO 1404-3700KV Brushless Motor. Perfect specs for my drone project. Fast delivery too!
Neha Mittal (verified owner) –
Very impressed with this Emax ECO 1404-3700KV Brushless Motor. My drone’s performance improved noticeably.
Shreyas Gill –
Good Emax ECO 1404-3700KV Brushless Motor. Works well for my drone build. Packaging could be slightly better.
Manoj Luthra (verified owner) –
Good Emax ECO 1404-3700KV Brushless Motor. Works well for my drone build. Packaging could be slightly better.
Jai Banerjee (verified owner) –
Using this Emax ECO 1404-3700KV Brushless Motor in my hexacopter. Smooth operation and excellent thrust.