Spektrum Smart G2 Trail Pro LiPo Battery Overview
Spektrum Smart Technology is proud to introduce our lineup of Smart Trail Pro LiPo batteries designed to provide consistently higher voltage throughout the entire run of the battery under even the most extreme amperage loads.
Developed specifically for RC scalers and crawlers wanting maximum capacity and power, the new Spektrum Smart Trail Pro Series batteries deliver! The Pro series batteries allow for more capacity to be squeezed into the LiPo cells, allowing for larger mAh ratings when compared to similarly sized battery packs. The Trail Pro Series features a newly designed semi-hard case shell that is thinner and more lightweight, all the while staying rigid, durable, and impact resistant. In addition, the thinner case allows us to pack more mAh and higher C rated cells into limited spaces. This series lives alongside current Smart G1 and G2 batteries and is an upgrade to standard hardcase surface packs.
The Smart Trail Pro Series battery's benefits include longer battery life, better performance over the pack's life, and the peace of mind that comes from knowing your Smart battery is maintenance-free.
When a Smart Trail Pro Series battery is connected to a Spektrum Smart charger, its unique charging parameters and health information are uploaded to the charger from its integrated memory microchip. You can view and set preferences through the charger, such as charge rates, so all that's required to charge the pack is connecting it to your Smart charger. Smart technology takes care of the rest.
Spektrum Smart Trail Pro Series surface batteries store a wide variety of essential information, including:
- Battery Brand
- Battery Type
- Battery Capacity
- Battery C Rating
- Individual Cell Voltage
- Battery Temperature
- Charge/Discharge Cycles
Spektrum Smart Trail Pro Series surface batteries also maintain an error log, including incidents of overheating, over-discharge, and overcharging. This data can help ensure that the battery you've chosen is suitable for the application.
Innovative Spektrum Smart Trail Pro Series batteries are so easy to use that they nearly take care of themselves. Smart technology makes it easy to achieve peak battery performance, reliability, and longevity!
Spektrum Smart G2 Trail Pro LiPo Battery Features
- High-capacity packs in new Pro Series case style
- Powerful and consistent 50C Discharge Rate
- High-performance 3C max Charge rate for super-fast charge times without damaging the health of the pack
- Automatic Charging on Spektrum Smart charger reduces time and get you back to the trails fast
- Simpler and safer to use
- New semi-hardcase design is thinner, allowing for more capacity to be packed into each cell, while still providing protection to the battery even in the most aggressive trail machines
- Spektrum Smart charger required
Spektrum Smart G2 Family
- Battery Type: LiPo (Lithium Polymer)
- Nominal Voltage: 14.8V
- Cell Configuration: 4S (four cells)
- Capacity: 1280mAh
- Continuous Discharge Rate: 50C
- Maximum Continuous Discharge Current: 64 amps (1280mAh × 50C)
- Connector Type: IC3
- Case Material: Semi-hard polycarbonate (PC)
- Case Type: Semi-hard shell design
- Technology: Smart G2
- Programmable: Yes
- Data Logging Features: Battery brand, type, capacity, C-rating, individual cell voltages, battery temperature, charge/discharge cycle counts
- Error Logging: Tracks incidents of overheating, over-discharge, and overcharging
- Integrated Memory Microchip: Yes, stores and transmits battery data to compatible Spektrum Smart chargers
- Automatic Smart Charging: Compatible with Spektrum Smart chargers which automatically read and optimise charging parameters
- Designed For: RC scalers and crawlers
- Series: Trail Pro Series
- Manufacturer: Spektrum
- Model Number: SPMX-1048
Overview
The Spektrum Smart G2 Trail Pro LiPo Battery is a purpose-built power solution specifically engineered for RC scalers and crawlers that demand maximum capacity and performance in a compact form factor. Whether you're navigating challenging terrain in the UK or competing in demanding scaler competitions, this 14.8V 4S LiPo battery delivers the consistent voltage and power output that serious RC enthusiasts require. Designed with the latest Smart G2 technology, this battery is not just a power source—it's an intelligent partner for your RC crawler, actively monitoring and protecting your investment throughout its operational life.
The Trail Pro Series represents a significant advancement in LiPo battery design, specifically developed for RC scalers and crawlers wanting to squeeze every ounce of performance from their vehicles. With a larger capacity than similarly sized batteries and a newly designed semi-hard polycarbonate case, this battery delivers what matters most to RC enthusiasts: more runtime, better performance stability, and the confidence that comes from owning a truly intelligent battery system. The thinner, lightweight case design doesn't compromise durability or impact resistance—it simply makes room for more power where it counts.
If you're searching for the best 4S LiPo battery for your RC crawler or scaler in the UK market, the Spektrum Smart G2 Trail Pro series should be at the top of your list. This is not a budget option; this is a premium battery built for demanding users who understand that the right power source can transform their RC experience.
Key Features
- Smart G2 Technology — The integrated microchip stores and transmits vast amounts of critical battery data to compatible Spektrum Smart chargers, ensuring that every charge cycle is optimised for maximum battery health and lifespan. This intelligent system removes the guesswork from battery maintenance.
- 14.8V 4S LiPo Configuration — Four cells deliver a nominal voltage of 14.8V, providing the high voltage output that RC scalers and crawlers depend on for maximum torque and consistent power delivery even under extreme loads.
- 1280mAh Capacity — This capacity is specifically engineered to deliver maximum power in a compact form factor, allowing you to pack more energy into your crawler without adding excessive weight or bulk to your vehicle.
- 50C Discharge Rate — The 50C continuous discharge capability means this battery can deliver up to 64 amps of current continuously, providing plenty of headroom for high-amperage draws that scalers and crawlers experience during demanding climbs and technical navigation.
- Semi-Hard Polycarbonate Case — The newly designed case is significantly thinner than traditional hardcases but maintains full rigidity, durability, and impact resistance. This engineering breakthrough allows more mAh to fit into the same space while keeping weight to an absolute minimum.
- IC3 Connector — The IC3 connector is the standard high-current connector for Spektrum systems, ensuring reliable, secure connections with minimal voltage drop during high-current discharge events.
- Automatic Smart Charging — When connected to any Spektrum Smart charger, the battery automatically uploads its unique charging parameters and health information. You simply connect it and let the charger handle all the technical details—no manual settings required.
- Comprehensive Data Logging — The integrated memory microchip continuously records essential information including battery brand, type, capacity, C-rating, individual cell voltages, battery temperature, and complete charge/discharge cycle counts, giving you complete visibility into your battery's health and history.
- Error Logging and Protection — The battery maintains a detailed error log tracking incidents of overheating, over-discharge, and overcharging, helping you identify and prevent problems before they damage your battery or vehicle.
- Maintenance-Free Operation — Unlike older battery technologies, Smart batteries require no balancing checks, voltage monitoring, or complex storage procedures. The Smart system handles all of that automatically, freeing you to focus on driving.
- Extended Battery Life — The Smart technology and superior cell chemistry deliver longer battery life compared to standard LiPo packs, meaning more running time over the pack's entire lifespan and better long-term value for your investment.
- Professional-Grade Performance — Developed for serious RC scalers and crawlers, this battery provides the consistent voltage output and power stability that competitive drivers demand, delivering strong performance even under extreme amperage loads.
Technical Performance
The Spektrum Smart G2 Trail Pro LiPo battery represents cutting-edge battery engineering optimised specifically for the unique demands of RC scalers and crawlers. With a nominal voltage of 14.8V across four cells and a 50C discharge rating, this battery is engineered to handle the sustained high-amperage draws that define the scaler experience. The 1280mAh capacity has been carefully chosen to deliver maximum power in a compact form factor—this is not about quantity of capacity alone, but about quality power delivery where and when you need it most. The semi-hard polycarbonate case is a masterclass in engineering innovation: by reducing case thickness compared to traditional hardcases, Spektrum engineers were able to pack more actual battery cells and capacity into the same external dimensions, resulting in a battery that weighs less but delivers more power. The case remains completely rigid and impact-resistant—perfect for the inevitable bumps and crashes that come with serious RC crawling. The 50C continuous discharge rate means you can safely draw 64 amps continuously from this pack (that's 1280mAh × 50C = 64 amps), and the battery is designed to handle momentary spikes beyond this rating. This performance level ensures that even during extreme load events—such as powering through rock gardens or climbing steep terrain—your battery delivers consistent voltage and power without sagging. The integrated Smart microchip continuously monitors cell voltages, pack temperature, and discharge cycles, using this data to protect against overcharging, over-discharge, and thermal events. When paired with a Spektrum Smart charger, the battery automatically communicates all of this information, allowing the charger to optimise every charging cycle. This is not just convenience; it's genuine protection that extends battery life and ensures reliable performance every single time you charge and discharge.
What's in the Box
- Spektrum 14.8V 1280mAh 4S 50C Smart G2 Trail Pro LiPo Battery with IC3 connector
Frequently Asked Questions
- Is the Spektrum Smart G2 Trail Pro LiPo battery suitable for my RC scaler or crawler? — This battery has been specifically designed and engineered for RC scalers and crawlers that demand maximum capacity and power. If you're running a serious crawler or scaler setup and want a battery that delivers consistent voltage output under extreme amperage loads, this is an excellent choice. The 14.8V output and 50C discharge rating make it ideal for brushless crawler systems.
- What makes Smart G2 technology different from standard LiPo batteries? — Smart G2 batteries contain an integrated microchip that stores and transmits battery data including capacity, C-rating, individual cell voltages, temperature history, and complete cycle counts. When you connect the battery to a Spektrum Smart charger, all of this information is uploaded automatically, and the charger optimises every aspect of the charging cycle. Standard LiPo batteries have no intelligence and offer no protection—you're responsible for monitoring cell voltages, managing charging rates, and preventing overcharge. Smart batteries take all of that burden away and actively protect your investment.
- How long will this battery last per charge? — Runtime depends entirely on your vehicle's power draw, which varies based on motor type, ESC programming, terrain, and driving style. A 1280mAh battery in a mid-powered crawler might provide 15-30 minutes of run time on a single charge, though demanding use with high-powered brushless setups could consume the capacity faster. The advantage of this capacity is that it delivers the power you need for serious crawling without the weight penalty of larger capacity packs.
- Do I need a special charger for this battery? — This battery is designed to work with Spektrum Smart chargers, which automatically read the battery's internal data and optimise all charging parameters. You can technically charge this battery with any LiPo-capable charger that supports IC3 connectors, but you'll lose all the Smart technology benefits—you'll have to set charging rates manually and the battery won't receive the protection and optimisation that Smart chargers provide. For maximum battery health and lifespan, a Spektrum Smart charger is highly recommended.
- What is the difference between this Trail Pro model and other Spektrum Smart batteries? — The Trail Pro Series is specifically engineered for RC scalers and crawlers with a semi-hard polycarbonate case design that is thinner and more lightweight than traditional hardcases, yet remains rigid and impact-resistant. This design allows Spektrum engineers to pack more capacity into the same space. The battery also delivers more consistent voltage output under extreme amperage loads compared to standard models. The Trail Pro Series is an upgrade to standard surface packs and sits alongside Spektrum's Smart G1 and standard G2 batteries.
- What does the 50C rating mean? — The C-rating indicates the maximum safe continuous discharge rate, calculated by multiplying the capacity by the C-rating. A 50C rating on a 1280mAh battery means you can safely draw 64 amps continuously (1280 × 50 ÷ 1000 = 64A) without damaging the battery. Peak discharge rates can exceed this, but continuous operation should stay within the rated capacity.
- Is this battery waterproof? — LiPo batteries themselves are not waterproof and should never be submerged. However, the polycarbonate case provides splash protection during normal off-road use. Always keep the battery and connector dry, and never allow water to enter the IC3 connector port.
- Can I use this battery in an air RC vehicle? — This is a surface battery specifically developed for RC crawlers and scalers. Whilst the voltage is appropriate for many air vehicles, the physical design and weight characteristics are optimised for ground-based crawling applications. Check your air vehicle's specifications before attempting to use this battery.
- How should I store this battery? — Smart batteries should be stored in a cool, dry location at room temperature. If you're not using the battery for extended periods (more than a few weeks), store it at approximately 3.85V per cell (about 15.4V for this 4S pack) rather than fully charged or fully discharged. The battery's Smart microchip can help you manage this—simply consult your Spektrum Smart charger's storage mode settings.
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 14.8V 1280mAh 4S 50C Smart G2 Trail Pro LiPo Battery: IC3 O-SPMX-1048 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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