SPM Avian Brushless Outrunner Motor, 8086-200Kv 24-Pole (40cc) M-SPMX-1015

Overview

The Spektrum M-SPMX-1015 Avian Brushless Outrunner Motor is a premium 8086-200Kv 24-pole brushless motor engineered specifically for large-scale RC aircraft conversions. This exceptional motor represents the pinnacle of electric propulsion technology for pilots looking to transition from 40cc petrol engines to silent, efficient electric power. Whether you're flying scale warbirds, aerobatic sport planes, or custom-built airframes, this brushless RC motor delivers the smooth, torque-rich performance that serious RC enthusiasts demand. Designed as a direct electric replacement for 40cc glow engines, the M-SPMX-1015 combines rare-earth magnet strength, high-current connectivity, and precision engineering to support extended flight times on 8–12S LiPo battery systems. For UK RC flyers seeking professional-grade performance with minimal vibration and maximum efficiency, this Spektrum motor offers confidence-inspiring control and robust power delivery.

The 200Kv rating is specifically optimised for torque-heavy 18x10 propeller setups, making it the ideal choice for pilots who prioritise smooth acceleration, stable throttle control, and precise handling characteristics across a wide range of large-scale airframes. The 24-pole stator design ensures exceptionally smooth operation with minimal vibration, a crucial advantage when mounting sensitive electronics or pursuing scale authenticity. With rare-earth magnets providing powerful, durable torque across the entire throttle range, this motor excels whether you're performing precision aerobatics or enjoying relaxed scale flying. The inclusion of dual aluminium motor mounts and 6mm bullet connectors means installation is straightforward, whilst the included prop adapter and connectors reduce setup time significantly. This is a motor built for serious RC aircraft builders and experienced pilots who refuse to compromise on quality or performance.

Key Features

• 200Kv Outrunner Configuration — The 200Kv rating is specifically calibrated for large-diameter propellers and glow engine conversions, delivering the low-RPM torque required to swing 18x10 propellers efficiently without excessive heat buildup or energy loss. This makes it perfect for scale warbirds and sport aircraft where stable thrust and predictable throttle response are essential for safe, enjoyable flights.
• 24-Pole Stator Design — The smooth 24-pole stator combined with rare-earth magnets eliminates the cogging and vibration associated with lower-pole-count motors, resulting in silky-smooth power delivery and minimal stress on your airframe and electronics. This translates directly to cleaner telemetry data, better flight stability, and a more authentic flying experience.
• 6mm Bullet Connectors — Heavy-duty 6mm bullet connectors ensure secure, low-resistance connections to your ESC, critical for handling the high currents required by large-scale electric aircraft. The robust connector design reduces connection losses and minimises the risk of mid-flight disconnection, providing peace of mind during extended flights.
• Dual Aluminium Motor Mounts — Two included aluminium mounting options provide flexible installation compatibility with various airframe designs and motor pod configurations. This adaptability allows you to integrate the motor into your specific build without requiring custom fabrication or additional components.
• Rare-Earth Magnet Technology — Powerful rare-earth magnets deliver exceptional torque characteristics across the full throttle range, ensuring strong acceleration, sustained power during aerobatic manoeuvres, and reliable performance even under demanding flight conditions. The durability of these magnets means the motor maintains consistent performance throughout its service life.
• 8–12S LiPo Compatibility — The motor is optimised for 8-cell through 12-cell LiPo battery systems, providing flexibility in power system configuration and allowing you to match battery capacity to your intended flight duration and aircraft weight. This wide voltage range ensures the motor works with established RC power standards across the hobby.
• Prop Adapter and Connectors Included — The motor arrives with essential installation components already in the box, eliminating the need for additional purchases and reducing overall setup time. This comprehensive package approach reflects Spektrum's commitment to customer convenience.

Technical Performance

The Spektrum M-SPMX-1015 is engineered to the exacting standards you expect from a professional-grade RC aircraft motor. The 8086 frame size provides an excellent balance between power density and thermal management, whilst the 24-pole stator geometry ensures exceptionally smooth torque delivery with minimal cogging. Built with rare-earth magnets and precision-wound stator coils, this outrunner motor delivers consistent performance across extended flights without degradation. The motor's design philosophy prioritises efficiency and smooth operation, critical factors for large-scale RC aircraft where vibration can introduce unwanted oscillations into control surfaces and degrade telemetry accuracy. The 6mm bullet connectors utilise high-conductivity materials to minimise voltage drop, ensuring maximum power reaches your propeller whilst reducing heat generation in the electrical connections. When paired with a quality brushless ESC rated for 12S operation, the M-SPMX-1015 will deliver responsive control, predictable power curves, and reliable starting characteristics. The motor is sensorless, meaning it operates without internal feedback sensors, simplifying the electrical architecture and improving reliability. For pilots operating 40cc electric conversion aircraft, this motor represents the gold standard in terms of smoothness, efficiency, and real-world flying performance. The 200Kv rating ensures stable flight characteristics even with large propellers, whilst the torque characteristics suit aerobatic flying, smooth scale manoeuvres, or extended cross-country flights depending on your airframe and flying style.

What's in the Box

• Spektrum M-SPMX-1015 Avian Brushless Outrunner Motor (8086-200Kv 24-Pole)
• Dual Aluminium Motor Mounts
• Propeller Adapter
• 6mm Bullet Connectors

What You Need to Complete

• Brushless Electronic Speed Controller (ESC) rated for 12S LiPo and appropriate current handling for your intended propeller and flight envelope
• Battery system: 8S, 9S, 10S, 11S, or 12S LiPo battery pack with suitable capacity for your aircraft
• RC receiver and transmitter system (Spektrum, Futaba, or compatible brand)
• Airframe suitable for 40cc-class electric conversion
• Suitable propeller: 18x10 or similar diameter matching your aircraft and ESC combination
• Charger capable of charging your selected LiPo battery configuration
• Balance connector extension (if required for your specific ESC and battery setup)

Frequently Asked Questions

• Is the Spektrum M-SPMX-1015 suitable for converting my 40cc petrol aircraft to electric power? — Yes, this motor is specifically engineered as a direct electric replacement for 40cc glow engines. The 200Kv rating provides the torque characteristics needed to efficiently swing large propellers, and the 24-pole design ensures smooth operation comparable to combustion engines. Many pilots flying scale warbirds and sport planes have successfully converted their airframes using this exact motor, enjoying silent operation and superior control precision whilst eliminating fuel, oil, and maintenance requirements.
• What battery voltage should I use with this motor? — The M-SPMX-1015 is optimised for 8S through 12S LiPo battery systems. The specific voltage you choose depends on your airframe weight, intended propeller size, desired flight envelope, and ESC specifications. A 12S configuration (44.4V nominal) will provide maximum power output, whilst an 8S setup (29.6V nominal) offers more moderate performance characteristics suitable for gentler flying. Consult your ESC manufacturer's recommendations and your aircraft's weight and balance specifications when selecting battery configuration.
• What is the difference between this 24-pole motor and lower-pole-count alternatives? — The 24-pole stator design delivers significantly smoother torque delivery and eliminates cogging effects present in 8-pole or 14-pole motors. This smoothness is crucial for large-scale aircraft where vibration can degrade flight characteristics and telemetry accuracy. The additional poles result in more frequent commutation events, creating an exceptionally linear power curve that experienced pilots appreciate for precise control during aerobatic manoeuvres or scale flying. The trade-off is slightly higher complexity, but Spektrum's engineering ensures this translates to improved reliability rather than reduced durability.
• How does the 200Kv rating compare to higher-Kv motors for RC aircraft? — The 200Kv rating produces lower RPM at any given throttle setting compared to higher-Kv motors, meaning you can use larger propellers efficiently without excessive noise or current draw. This makes the 200Kv ideal for 40cc-class aircraft where slow, controlled flight is desired and propeller efficiency is paramount. Higher-Kv motors would require smaller propellers to stay within safe RPM ranges, reducing efficiency and thrust at low throttle settings. For large-scale, torque-hungry airframes, 200Kv is the correct choice.
• Is this a brushless or brushed motor, and what does that mean for maintenance? — The M-SPMX-1015 is a brushless outrunner motor, meaning it uses electronic commutation rather than mechanical brushes and a commutator ring. Brushless design offers superior reliability, longer service life, cooler operation, and virtually maintenance-free operation compared to brushed motors. You'll never need to replace brushes or adjust commutators, making this an excellent long-term investment for serious RC pilots.
• What ESC current rating do I need for this motor? — Current requirements depend on your specific battery voltage, propeller selection, and flight envelope. A conservative estimate for 12S operation with an 18x10 propeller would be an ESC rated for 100-150A continuous current with appropriate burst ratings. Consult the specifications for your specific propeller and battery combination, or speak with experienced RC aircraft builders flying similar setups. An oversized ESC is always safer than an undersized one, as it reduces heat buildup and improves longevity.
• Can I use this motor with a smaller airframe, or is it only suitable for 40cc conversions? — Whilst this motor is optimised for 40cc-class aircraft, experienced builders have successfully integrated it into larger models across various categories. The 200Kv rating and 8086 frame size make it most suitable for aircraft in the 5-8kg weight range, though specific applications depend on your airframe geometry, propeller choice, and battery configuration. Consult design documentation for your specific aircraft or seek advice from experienced RC aircraft builders before attempting installation in non-standard applications.
• Does this motor require a sensor cable or flight controller integration? — The M-SPMX-1015 is a sensorless brushless motor, meaning it requires only three power wires (positive, negative, and ground) connected to a compatible brushless ESC. There are no sensor plugs or additional cables to route through your airframe, simplifying the electrical installation and reducing potential failure points. The motor's sensorless design ensures compatibility with the vast majority of brushless ESCs available to UK RC enthusiasts.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the SPM Avian Brushless Outrunner Motor, 8086-200Kv 24-Pole (40cc) M-SPMX-1015 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.

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