SPECTER 1804-2450KV Motor
SPECTER 1804-2450KV Motor
SPECTER 1804-2450KV Motor
The SPECTER 1804-2450KV is a high-performance brushless DC motor specifically engineered for drone propulsion, FPV racing quadcopters, and aerial photography applications. This outrunner-style motor delivers 2450 RPM per volt (KV rating), making it ideal for medium to heavy-lift multirotor platforms requiring sustained thrust and efficiency. Professional drone operators and aerial robotics engineers rely on this motor to achieve stable flight dynamics, reduced vibration, and extended flight times in demanding aerial operations.
Product Overview
The SPECTER 1804-2450KV motor operates on brushless direct current (BLDC) principles, utilizing three-phase commutation through an external Electronic Speed Controller (ESC) to achieve smooth, efficient power delivery. The 1804 frame size indicates a 18mm stator diameter with 04mm shaft thickness, providing an optimal power-to-weight ratio essential for multirotor applications. The 2450KV constant means the motor will rotate at approximately 2450 RPM for every volt of applied voltage under no-load conditions, making it perfectly calibrated for propellers in the 8 to 10-inch diameter range on medium-weight drone platforms.
This motor features premium copper windings with low internal resistance, ensuring minimal heat generation and maximum electrical efficiency during sustained flight operations. The sealed ball bearings provide durability against environmental contaminants while reducing mechanical friction losses. The outrunner configuration, where the bell rotates around the stator, delivers direct propeller mounting without gearing, eliminating backlash and enabling responsive thrust vectoring critical for FPV racing and cinematic aerial work. The motor's construction prioritizes thermal management with optimized cooling fins on the bell, allowing continuous operation without performance degradation.
Key Specifications
| Specification | Details |
| Product Type | Brushless Outrunner DC Motor |
| Brand | SPECTER |
| Motor Size | 1804 Frame |
| KV Rating | 2450 RPM per Volt |
| Stator Diameter | 18mm |
| Shaft Diameter | 4mm |
| Recommended Propeller | 8 to 10 inch |
| Voltage Range | 3S to 6S LiPo (11.1V to 22.2V) |
| Maximum Current | 25A continuous |
| Maximum Thrust | 1200g (at 10 inch propeller) |
| Weight | 55 grams |
| Bearing Type | Sealed Ball Bearings |
| Connector | 3.5mm Gold Bullet Connectors |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
Key Features
- High KV Rating of 2450 RPM/V enables rapid acceleration and responsive throttle control essential for FPV racing and acrobatic flight maneuvers
- Brushless BLDC design with three-phase commutation delivers smooth, vibration-free operation with zero cogging, critical for stabilized aerial photography
- Sealed ball bearings provide extended operational lifespan and reliable performance in outdoor environments with moisture and dust exposure
- Optimized 1804 frame geometry delivers 55 grams of lightweight construction, reducing overall platform mass and extending flight duration
- Premium copper windings with low internal resistance minimize heat dissipation and maximize electrical efficiency at sustained power levels
- Direct 3.5mm gold bullet connector interface ensures secure power transmission with minimal voltage drop across connection points
Applications and Use Cases
- FPV Racing Quadcopters: The 2450KV rating provides explosive acceleration and rapid directional changes needed for competitive drone racing through complex obstacle courses
- Aerial Photography Platforms: Delivers stable, vibration-free thrust for medium-weight camera gimbal systems on 4-rotor and 6-rotor multirotor platforms
- Long-Range Surveillance Drones: Optimized efficiency enables extended flight times for mapping, inspection, and monitoring applications requiring 20-30 minute endurance
- Agricultural Drone Systems: Suitable for crop monitoring and precision agriculture platforms where payload capacity and flight stability are critical operational parameters
- Search and Rescue Operations: Reliable brushless performance in demanding conditions supports emergency response drone deployments with consistent thrust characteristics
How to Use
Before installation, verify that your Electronic Speed Controller (ESC) is programmed for brushless motor operation with appropriate timing settings for outrunner motors, typically 30-45 degrees depending on ESC firmware. Mount the SPECTER 1804-2450KV motor securely to your drone frame using the provided mounting holes, ensuring the motor bell rotates freely without obstruction. Connect the three motor leads to the ESC output terminals using the 3.5mm gold bullet connectors, maintaining consistent phase sequence across all motors for synchronized rotation. Calibrate your ESC throttle range by connecting a fully charged LiPo battery and following your flight controller's motor calibration procedure to ensure all motors respond identically to throttle input.
Install an appropriate propeller matching your drone's weight and flight characteristics, typically 8 to 10-inch diameter props for this KV rating. Perform a static thrust test before flight to verify motor direction, thrust output, and absence of mechanical grinding or electrical noise. During initial flights, monitor motor temperature using thermal imaging or temperature sensors to ensure operating temperatures remain below 80 degrees Celsius under sustained throttle. Regularly inspect the motor bell for bearing play by gently rotating the propeller shaft side-to-side; any excessive movement indicates bearing wear requiring motor replacement.
Frequently Asked Questions
What does 2450KV mean and how does it affect drone performance?
The 2450KV rating indicates the motor will rotate at 2450 RPM for every volt applied. Higher KV motors spin faster at lower voltages, making them ideal for smaller propellers and lighter platforms. The 2450KV SPECTER is optimized for 8-10 inch propellers on medium-weight drones, providing balanced acceleration and efficiency. If you use a smaller propeller, the motor will consume less current and provide faster response; larger propellers will require more current and reduce maximum RPM.
Can I use this motor on a 4S, 5S, or 6S LiPo battery?
Yes, the SPECTER 1804-2450KV operates safely across 3S to 6S LiPo configurations (11.1V to 22.2V). On 4S (14.8V), you will achieve approximately 34,300 RPM no-load speed; on 6S (22.2V), approximately 54,450 RPM. However, higher voltage requires proportionally higher current capacity in your ESC and battery. Always verify your ESC is rated for continuous current at your intended voltage and throttle settings. We recommend 25A minimum ESC rating for this motor under normal flight conditions.
What is the difference between this 1804 motor and larger 2212 or 2216 motors?
The 1804 frame is significantly lighter (55g) compared to 2212 (70-80g) or 2216 (90-100g) motors, making it ideal for racing drones and lightweight photography platforms where minimizing weight is critical. The 2450KV rating spins faster than larger motors, which typically range from 920KV to 1400KV. Larger motors provide more torque and can lift heavier payloads but sacrifice responsiveness and flight time. Choose the 1804-2450KV for speed-focused applications; select larger motors for heavy-lift or cargo platforms.
How do I know if my motor is damaged or worn out?
Signs of motor degradation include grinding or squealing noises during rotation, excessive vibration visible on video footage, reduced maximum RPM compared to sister motors on the same platform, or bearing play detected by manually rotating the shaft. If the motor becomes hot to the touch within 2-3 minutes of flight, internal resistance may be increasing due to winding damage. Test the motor by connecting it to a known-good ESC and battery in isolation; if problems persist across different controllers, the motor requires replacement.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
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- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy SPECTER 1804-2450KV Motor Online in India
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