HappyModel EX1103 KV11000 Brushless Motor (CW)

Name: HappyModel EX1103 KV11000 Brushless Motor (CW)
Brand: HappyModel
SKU: DRFC-2756
Price: 909.00 INR
Availability: OutOfStock

₹909.00 (Inclusive of all taxes)

Out of Stock

The HappyModel EX1103 is a 11000KV ultra-lightweight brushless motor designed for high-RPM performance in 1-2S LiPo micro drone and FPV racing builds, featuring a 1.5mm shaft and M5 mounting pattern for direct integration into compact frames.

Features

Ultra-High 11000KV rating for exceptional RPM and throttle response on 1-2S power.
Extremely lightweight 3.8g design maximizes flight efficiency and agility in micro drones.
Durable construction with aluminum alloy housing and copper windings for reliable performance.
Features a robust 1.5mm steel shaft and standard M5 mounting pattern for secure installation.
Delivers high thrust-to-weight ratios, with bench tests showing over 120g of peak thrust.

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Description

The HappyModel EX1103 KV11000 brushless motor is engineered for the demanding performance requirements of micro-class FPV drones and racing quads. Its exceptionally high KV rating translates input voltage directly into rapid rotational speed, providing the instantaneous torque and acceleration needed for agile maneuvers and tight racing circuits.

Built with a focus on minimizing weight without sacrificing durability, the motor utilizes a precision aluminum alloy bell and stator paired with high-grade copper windings. This construction manages heat effectively while sustaining the high current loads typical of aggressive 2S flight profiles. The integrated 1.5mm hardened steel shaft and standardized M5 mounting holes ensure a secure and vibration-free connection to the frame, which is critical for maintaining flight controller stability and video feed clarity.

Key Features

High-RPM Performance: 11000KV rating optimized for maximum rotational speed on 1S and 2S LiPo batteries.
Optimized Weight-to-Power Ratio: At just 3.8 grams, it significantly reduces overall system weight for enhanced flight times and agility.
Robust Mechanical Design: Aluminum alloy motor can and stator provide a rigid, thermally efficient structure.
Precision Shaft and Mounting: A 1.5mm diameter shaft and M5 threaded mounting pattern offer reliable, standard-compliant installation.
Efficient Copper Windings: High-quality windings minimize electrical resistance for cooler operation and improved power delivery.
Versatile Voltage Support: Fully compatible with 1S (3.7V) and 2S (7.4V) LiPo battery configurations for flexible build options.

Applications

Ultra-light 65mm to 75mm micro FPV racing and freestyle drones.
High-performance 1S and 2S Tiny Whoop and micro cinewhoop builds.
Agility-focused micro long-range and endurance quadcopters requiring efficient power.
Lightweight DIY micro drone projects demanding high thrust-to-weight ratios.

Technical Specifications

Motor Type	Brushless Motor
Model	EX1103
KV Rating	11000 KV
Shaft Diameter	1.5 mm
Mounting Pattern	M5
Weight	3.8 g
Compatible Battery	1-2S LiPo

Frequently Asked Questions

What is the compatible voltage range for the HappyModel EX1103 11000KV motor?

The EX1103 motor is designed for 1S (3.7V) and 2S (7.4V) LiPo battery configurations. Its ultra-high 11000KV rating is optimized for these lower voltages to deliver maximum rotational speed and throttle response. Exceeding 2S input is not recommended as it may lead to excessive current draw, overheating, and potential motor failure.

What size propellers are suitable for this 11000KV motor on a 1S or 2S setup?

For 1S operation, use small, lightweight propellers in the 31mm to 40mm diameter range, such as 31mm or 40mm tri-blades, to avoid overloading the motor. On 2S, you can typically use slightly larger props, up to 2-inch diameters, but must carefully monitor motor temperature and current draw. Always perform bench tests with a current meter to ensure safe operating parameters for your specific build.

What is the mounting pattern and shaft diameter of the EX1103 motor?

The HappyModel EX1103 features a standard M5 mounting hole pattern, meaning the distance between opposite screw holes is 5mm. It is equipped with a 1.5mm diameter steel output shaft. This is a common standard for micro motors, ensuring compatibility with a wide range of micro drone frames and propeller adapters designed for this form factor.