Overview
The SPM Brushless Motor 1408-2050kv is a high-performance brushless motor designed for RC enthusiasts looking to upgrade their models with reliable electric power. Whether you're building a custom RC car, truck, or aircraft setup, this Spektrum-branded motor delivers the precision engineering and consistent performance that serious RC hobbyists demand. As an authorised Spektrum retailer serving the RC community across the UK, RC Model Shop stocks this motor as part of our comprehensive range of brushless RC components for everything from ready-to-run kits to competition-grade custom builds.
This brushless motor represents a significant step forward in RC powertrain technology, offering cleaner, more efficient operation compared to traditional brushed alternatives. The 2050kv rating provides an excellent balance of torque and speed, making it suitable for a variety of RC applications and vehicle types. When paired with the right ESC (electronic speed controller) and battery setup, this motor will deliver responsive throttle control, extended runtime, and the kind of durability that keeps you racing lap after lap.
For UK RC enthusiasts building their own custom rigs or upgrading existing platforms, the 1408 brushless motor offers the flexibility and performance needed to achieve competitive results. Whether you're competing at your local RC track, bashing in the garden, or experimenting with different drivetrain configurations, this Spektrum motor is engineered to meet the demands of serious RC hobbyists.
Key Features
- Brushless Motor Design — The brushless configuration eliminates carbon brush wear and maintenance, delivering cleaner power delivery and significantly longer motor lifespan compared to brushed motors, which means less downtime and better value for money over the lifetime of your RC model.
- 2050kv Rating — This KV specification determines the motor's speed characteristics and how it responds to battery voltage, making it a versatile choice that works well across multiple RC vehicle types when matched with appropriate ESC and battery combinations.
- 1408 Motor Size — The compact 1408 form factor fits into a wide range of RC chassis designs, offering space-efficient installation without compromising on power output or performance capabilities.
- Spektrum Quality and Reliability — As a product from Spektrum, a recognised leader in RC electronics and components, this motor benefits from rigorous quality control standards and engineering expertise that RC enthusiasts have trusted for years.
- Compatible with RC Systems — This motor integrates seamlessly into comprehensive RC power systems, working alongside compatible ESCs and battery packs to create complete drivetrain solutions for your custom builds.
Technical Performance
The SPM Brushless Motor 1408-2050kv is engineered for consistent performance in demanding RC applications. The brushless design uses electromagnets instead of carbon brushes to commutate power, resulting in smoother operation, reduced electrical noise, and improved efficiency compared to brushed motors. This motor operates at 2050 revolutions per minute per volt (KV), which means it spins proportionally faster as battery voltage increases—a key consideration when selecting your power source for any brushless RC car, truck, or aircraft project in the UK. The 1408 size designation refers to the motor's physical dimensions, placing it in the compact yet capable range suitable for medium-sized RC vehicles and custom builds. Build quality is assured through Spektrum's commitment to engineering excellence, with precision-wound stator coils and durable bearing construction designed to withstand the rigours of competitive racing and recreational bashing alike. The motor's efficiency means less wasted energy as heat, allowing your batteries to deliver more consistent power delivery throughout your run time, which translates directly to better acceleration response and more reliable performance when you need it most. Whether you're running this motor in a 2WD buggy, 4WD truck, or other RC platform, the combination of brushless efficiency and the 2050kv rating provides the kind of power characteristics that serious RC hobbyists rely on for competitive advantage.
What's in the Box
- SPM Brushless Motor 1408-2050kv
What You Need to Complete
- Compatible brushless ESC (electronic speed controller) rated for your intended battery voltage
- LiPo battery pack suitable for brushless motor operation (voltage rating depends on your chosen ESC and desired performance)
- Motor mounting hardware appropriate to your RC chassis
- RC radio system with compatible receiver for control signals
- RC vehicle chassis
Frequently Asked Questions
- What does the 2050kv rating mean for my brushless RC motor? — The KV rating indicates how many revolutions per minute the motor will spin per volt of input. A 2050kv motor will spin 2050 RPM per volt, so a 3S LiPo battery (11.1V nominal) will drive the motor faster than a 2S battery (7.4V nominal). Higher KV motors produce higher top speeds but lower torque, while lower KV motors produce more torque but lower speeds. The 2050kv rating offers a practical middle ground suitable for various RC vehicle types.
- Is the Spektrum 1408-2050kv brushless motor suitable for beginners? — Yes, this motor is suitable for RC enthusiasts of all experience levels. The brushless design requires a compatible brushless ESC to operate, but once installed properly with appropriate battery and speed controller, it delivers intuitive, responsive control. Beginners should ensure they pair this motor with the correct ESC rating (in amps) and battery voltage to avoid damage and achieve optimal performance.
- What battery does the SPM 1408-2050kv brushless motor need? — This motor can work with various LiPo battery configurations depending on your ESC rating. Most commonly, 2S (7.4V) or 3S (11.1V) LiPo batteries are used with motors in this KV range, though your specific ESC will determine the exact voltage compatibility. Always check your ESC manual for the recommended battery voltage range and current capacity before connecting your motor to a power source.
- What is the difference between this brushless motor and a brushed motor? — Brushless motors use electromagnetic commutation instead of carbon brushes, resulting in cleaner power delivery, higher efficiency, longer lifespan, lower maintenance requirements, and more consistent performance. Brushed motors are simpler and generally less expensive but produce more electrical noise, generate more heat, and require periodic brush replacement. For serious RC enthusiasts in the UK wanting reliable performance and durability, brushless is the superior choice.
- Can I use the SPM 1408-2050kv motor in multiple RC vehicles? — Yes, as long as you have compatible ESC and battery setups, this motor can be transferred between different RC vehicles that support the same motor mounting configuration. The brushless design's efficiency and consistent performance make it a versatile choice for various RC applications.
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 Brushless Motor: 1408-2050kv M-SPMXAM3700 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.
We want to make sure your delivery goes smoothly, so here are some important details about our service:
- For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
- Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
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- If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
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- If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
- For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.
