Features
- Delivers 2x100W of charging power
- Charges AND balances Smart G2 batteries with one simple IC3® or IC5® connection — no separate balance lead needed
- Charges up to 6S LiPo/LiFe/Li-Ion/LiHV batteries and 1-16S NiMH/NiCd packs
- Color LCD screen interface features intuitive menus, icons, and navigation tools
- Clock counts down remaining charge time until your Smart battery is fully charged and ready to use
- Powerful 50C continuous discharge rating to deliver high performance and longevity
- Integrated microchip stores unique parameters for each battery
- Balance charge through the IC5® connector data wire — with only one connection, no balance lead is required
Overview
The Spektrum™ Smart Powerstage™ Bundle is a one-box solution for vehicles requiring top performance, offering the total package with the ease of use of G2 Smart Technology, less hassle, and maximum fun. Spektrum Smart technology G2 Powerstage bundles bring the latest Smart technology in one package for first-time drivers and enthusiasts. The Smart Powerstage bundles give users the most advanced and easiest-to-use battery and charging technology.
- Product Type: Battery and Charger Bundle
- Application: Surface vehicles (RC cars and trucks)
- Model Number: O-SPMXPSS550I
- Charger Model: S155 G2 (SPMXC2050)
- Battery Model: 5000mAh 4S 14.8V Smart G2 LiPo 50C IC5 (SPMX54S50H5)
- Battery Capacity: 5000mAh
- Battery Configuration: 4 cells (4S)
- Battery Voltage: 14.8V nominal (3.7V per cell)
- Battery Type: LiPo (Lithium Polymer)
- Battery Connector: IC5
- Continuous Discharge Rating: 50C
- Maximum Continuous Discharge Current: 250A
- Maximum Charge Current: 25A
- Normal/Standard Charge Current: 5A
- Normal/Standard Charge Rate: 1C
- Maximum Charge Rate: 5C
- Battery Technology: Smart G2 (Generation 2)
- Charger Type: AC Smart Charger
- Charger Power Output: 1x55W
- Charger Model: S155 G2 1x55W AC
- Charger Display: Colour LCD screen with intuitive menus and icons
- Charging Connectors: IC3 and IC5 ports
- Balance Charging: Through IC5 data wire (single connection, no separate balance lead)
- Supported Battery Types: 4S LiPo, LiFe, Li-Ion, LiHV batteries and 1-12S NiMH/NiCd packs
- Temperature Monitoring: Yes
- Thermal Protection: Yes
- Auto Charge Feature: Yes (recognises battery parameters and starts charging automatically)
- Countdown Clock: Yes (displays remaining charge time on LCD screen)
- Integrated Balancer: Yes (internal balancer with internal adapter)
- Integrated Microchip: Yes (stores unique battery parameters)
- Battery Balance Connector: G2 Smart Battery internal balancer
- Auto Storage Discharge: Yes (to 3.90V after 72 hours of inactivity)
- Peak Detection: Yes
- Voltage Meter: Yes
- PC Connectivity: Yes
- Programmable Settings: Yes
- Software Updates: Yes (via USB)
- USB Port: Yes (front-mounted for firmware updates)
- Battery Hard Case: Yes (included for protective storage and transport)
- Detachable AC Power Cord: Yes
- Sleep Mode: Yes
- Charge Protection Circuitry: Yes
- Instruction Manuals Included: English, German, French, Italian
Overview
The Spektrum Smart Powerstage 4S Surface Bundle represents the ultimate all-in-one solution for RC enthusiasts looking to power their surface vehicles with cutting-edge battery and charging technology. This complete package delivers everything you need to get your RC car or truck running right out of the box, combining Spektrum's Generation 2 Smart technology with genuine performance and reliability. Whether you're a beginner exploring the world of ready to run RC cars or an experienced basher seeking dependable equipment, this bundle offers the perfect balance of advanced features and ease of use that has made Spektrum the trusted choice for RC hobbyists across the UK and beyond.
What sets this bundle apart is its commitment to simplicity without sacrificing power. The package includes a 5000mAh 4S LiPo battery with a powerful 50C continuous discharge rating and an advanced 55-watt S155 G2 Smart Charger. Together, these components create a system that literally thinks for you—automatically recognising your battery's parameters and delivering the correct charging profile without manual intervention. This means less time spent on maintenance and setup, and more time enjoying your RC hobby. For anyone investing in a quality brushless RC car or truck in the UK market, having a Smart battery and charger system eliminates the confusion and potential safety risks associated with traditional charging methods.
Spektrum's Smart Powerstage bundles bring the latest technology in one convenient package, specifically designed for those who want maximum performance with minimal hassle. The integrated microchip technology embedded in the battery stores unique parameters that communicate directly with your Smart charger, creating a seamless user experience. This is the modern approach to RC battery management—intelligent, user-friendly, and built for longevity.
Key Features
- Spektrum S155 G2 1x55W AC Smart Charger — This advanced charger delivers 55 watts of charging power and represents the most user-friendly approach to battery management in the RC hobby. The Auto Charge feature instantly recognises your Smart battery's chemistry type and charge rate, then begins safe, correct charging automatically when you connect the charge lead. This eliminates guesswork and potential safety hazards that can occur with manual charger settings. A colour LCD screen displays intuitive menus and icons, whilst a real-time clock counts down the minutes until your battery is fully charged and ready to use.
- Charges AND Balances with Single Connection — Perhaps the most innovative feature of this system is the ability to charge and balance Smart G2 batteries using only one simple IC5 connector—no separate balance lead required. Balancing information travels through the unique data wire of the battery's integrated IC5 connector, eliminating the need for multiple connections and making the charging process significantly safer and more straightforward than traditional methods. This single-connection charging is a game-changer for RC enthusiasts who want reliability without complexity.
- 5000mAh 4S 14.8V Smart G2 LiPo Battery with 50C Discharge Rating — The battery included in this bundle is engineered for high performance and longevity. With a 50C continuous discharge rating of 250A maximum, this battery delivers the power needed for responsive acceleration and sustained performance throughout your RC session. The 5000mAh capacity ensures extended run times, allowing you to enjoy longer periods of driving before needing to recharge. This capacity is ideal for surface vehicles seeking a balance between weight and performance.
- Automatic Storage Discharge for Maintenance-Free Operation — Smart G2 technology includes a factory-programmed feature that automatically discharges your battery to a safe storage voltage of 3.90V after 72 hours of inactivity. This clever system protects battery health and extends overall lifespan, meaning you never have to worry about leaving a fully charged battery sitting unused. The storage discharge rate is three times faster than previous generation Smart batteries, getting your pack to safe storage voltage quickly. You can customise this auto-storage setting based on your preferences through the charger's intuitive menu.
- Integrated Microchip Stores Battery Parameters — Each Smart G2 battery contains an integrated microchip that stores unique charging parameters and health information. When you connect the battery to a Spektrum Smart charger, this data uploads automatically from the battery to the charger. This means once you've set your preferences once, the battery remembers them. You never need to manually configure charge rates or chemistry settings again—the system handles it all intelligently.
- Temperature Monitoring and Thermal Protection — Safety is paramount in the RC hobby, and this bundle includes temperature monitoring throughout the charging process. The charger tracks battery temperature and implements thermal protection to prevent overcharging and heat damage. This is especially important for lithium batteries, which can be sensitive to charging conditions. With temperature monitoring active, you can charge with confidence knowing the system is protecting your investment.
- Broad Battery Chemistry Compatibility — Whilst this bundle comes with a LiPo battery, the S155 Smart charger is versatile enough to charge multiple battery chemistries. It supports 4S LiPo, LiFe (Lithium Iron), Li-Ion, and LiHV (High Voltage) batteries, plus 1-12S NiMH and NiCd packs. This versatility means your charger can grow with your hobby and support multiple RC vehicles using different battery technologies.
- IC3 and IC5 Connector Compatibility — The S155 charger includes dedicated ports for both IC3 and IC5 connectors, meaning you won't need to purchase separate adapters to charge most Smart batteries. This plug-and-play approach saves money and frustration, allowing you to start charging immediately upon unboxing.
- Firmware Updates via USB — The S155 charger features a USB input port on the front of the case for convenient firmware updates. When Spektrum releases improvements or new features, you can update your charger wirelessly without special cables. This future-proofs your investment and ensures you always have access to the latest technology improvements.
- Sleep Mode and Power Management — The charger includes a sleep mode feature that helps conserve power when the unit is not actively charging. Additionally, a detachable AC power cord adds convenience and portability—you can easily pack the charger for transport to the track, field, or a friend's house.
- Hard Case Battery Protection — The 5000mAh 4S battery comes supplied in a hard case, providing protective storage and transport. This rugged case protects your battery from physical damage whilst also allowing you to safely store it at the recommended 3.90V storage voltage between RC sessions.
- PC Connectivity and Programming — Both the battery and charger offer PC connectivity, allowing advanced users to programme additional settings and monitor battery health data on a computer. This level of control appeals to competitive drivers and enthusiasts who want detailed insights into their equipment's performance and condition.
- Voltage Meter Function — The integrated voltage meter in the charger allows you to check battery voltage at any time, providing real-time feedback on your pack's state of charge without needing additional measuring equipment.
- Peak Detection and Safety Systems — The charger includes peak detection capability, which automatically stops charging when it detects that the battery has reached full charge. This prevents overcharging and protects both the battery and your equipment. Combined with thermal protection and temperature monitoring, these safety features create multiple layers of protection for your valuable battery investment.
Technical Performance
The engineering behind this Smart Powerstage bundle reflects Spektrum's commitment to advancing RC technology. The 5000mAh 4S battery delivers 14.8 volts nominal with a flat configuration that fits efficiently into most modern surface vehicle battery compartments. The 50C continuous discharge rating translates to a maximum continuous discharge current of 250 amps, providing plenty of power for brushless RC cars and trucks. The battery accepts charge currents up to 25 amps, with a standard charge rate of 1C (5 amps) and a maximum charge rate of 5C (25 amps) for users who need faster charging cycles. The S155 charger can manage all these parameters safely and automatically. The integration of Smart technology means the battery communicates its condition, charge history, and optimal charging parameters to the charger through the IC5 connector. This bidirectional communication eliminates the single greatest source of battery failures—improper charging. The colour LCD screen provides clear feedback throughout the charging process, whilst the countdown clock lets you know precisely when your battery will be ready for the next run. Build quality throughout reflects Spektrum's manufacturing standards, with ruggedised connectors, protective hard case packaging, and thermal sensors ensuring reliable operation in various conditions. For UK RC enthusiasts seeking brushless RC performance with intelligent power management, this bundle represents a significant step forward in battery and charger technology.
What's in the Box
- Spektrum S155 G2 1x55W AC Smart Charger (model SPMXC2050)
- Spektrum 5000mAh 4S 14.8V Smart G2 LiPo Battery 50C with IC5 connector (model SPMX54S50H5)
- Hard protective case for battery storage and transport
- Detachable AC power cord
- Instruction manuals in multiple languages including English, German, French, and Italian
Frequently Asked Questions
- Is the Spektrum Smart Powerstage 4S bundle suitable for beginners? — Absolutely. This bundle is specifically designed with first-time drivers in mind. The Auto Charge feature on the S155 charger means beginners never have to manually select charging parameters—simply connect the battery and the charger handles everything automatically. The single-connection charging system eliminates the confusion of separate balance leads and multiple connections. Additionally, the integrated microchip technology protects the battery from damage due to incorrect charging, making this an ideal choice for those new to RC hobbies. The intuitive colour LCD interface guides users through every step, removing the technical complexity that often intimidates newcomers.
- How long does it take to fully charge the 5000mAh battery? — Charge time depends on the charging rate you select. At the standard 1C rate (5 amps), the 5000mAh battery will require approximately one hour to fully charge. The S155 charger's colour LCD screen includes a real-time countdown clock that tells you exactly how many minutes remain until your battery is fully charged. If you need faster charging, you can increase the rate up to 5C (25 amps), though standard charge rates are recommended for battery longevity.
- What vehicles can use this 4S battery bundle? — The 4S 14.8V battery with its 5000mAh capacity and 50C discharge rating is specifically designed for surface vehicles—RC cars and trucks of various scales. The 14.8 volts nominal output provides excellent power for brushless RC applications, whilst the 5000mAh capacity offers a good balance between weight and run time for most surface vehicles. The hard case packaging is designed for easy fitting into standard battery compartments. Always verify your vehicle's battery requirements before purchase, but this bundle is engineered for modern brushless surface RC vehicles throughout the UK market.
- Can the S155 charger be used with other battery types? — Yes, the S155 is highly versatile. Beyond the included Smart G2 LiPo battery, it can charge 4S LiPo, LiFe, Li-Ion, and LiHV batteries, as well as 1-12S NiMH and NiCd packs. However, only Smart batteries take full advantage of the charger's innovative Auto Charge feature and single-connection balancing. Standard (non-Smart) batteries will still charge safely, but you'll need to manually input their charging parameters.
- What does the 50C discharge rating mean in practical terms? — The 50C rating indicates the maximum continuous discharge rate—in this case, 250 amps maximum. For a 5000mAh battery, a 1C discharge rate equals 5 amps. A 50C rating means the battery can safely discharge at 50 times its capacity (250 amps) continuously. This provides plenty of headroom for responsive acceleration and sustained high performance in brushless RC vehicles, ensuring your battery won't become the limiting factor in your vehicle's performance.
- Does this bundle include everything needed to start using my RC vehicle? — Yes, this bundle provides the battery and charger you need to power your RC surface vehicle. However, you'll still need the RC vehicle itself, a compatible radio control system, and an appropriate vehicle-specific ESC (Electronic Speed Controller) if your vehicle doesn't already have one. The battery connects via IC5 connector, which is standard on modern Spektrum-compatible vehicles and ESCs. Verify your vehicle's connector type and voltage requirements before purchasing.
- What is the Auto Storage feature and why does it matter? — Smart G2 batteries are programmed from the factory to automatically discharge to a safe storage voltage of 3.90V after 72 hours of inactivity. This prevents the battery from remaining fully charged when not in use, which can degrade lithium battery health over time. By maintaining an optimal storage voltage, this feature extends your battery's lifespan and ensures better performance when you return to your RC hobby after a break. You can customise this auto-storage setting through the charger's menu if you prefer different discharge timing.
- Is the Spektrum Smart Powerstage 4S bundle better than non-Smart charging systems? — Smart technology offers several advantages over traditional charging methods. The bidirectional communication between battery and charger eliminates manual parameter selection, reducing the risk of charging errors. The integrated microchip stores battery health information, allowing the charger to optimise charging for maximum battery lifespan. Balancing is automatic through a single connection rather than requiring separate balance leads. Temperature monitoring and thermal protection provide multiple safety layers. For RC enthusiasts seeking the most advanced, safest, and easiest battery management experience, Smart technology represents a genuine upgrade over conventional systems.
- Can I use this battery in extreme weather conditions? — The battery includes temperature monitoring and thermal protection, which safeguard it during use. However, lithium batteries perform best in moderate temperatures. Avoid charging or discharging in extreme heat or cold. The hard case provides physical protection, but environmental conditions should still be considered. For typical UK RC activities, this battery is perfectly suited for outdoor use throughout the year.
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 Smart Powerstage 4S Surface Bundle: (2) G2 5000mAh 2S LiPo I O-SPMXPSS550I 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.
Finance Options
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Novuna Personal Finance Available on this product
| DEPOSIT |
MONTHS |
APR |
MONTHLY PAYMENTS |
TOTAL AMOUNT PAYABLE |
| 24 Month Credit |
| £23.80 |
24 |
19.9% |
24 x £10.72 |
£281.08 |
| 36 Months Credit |
| £23.80 |
36 |
19.9% |
36 x £7.77 |
£303.52 |
| 48 Months Credit |
| £23.80 |
48 |
19.9% |
48 x £6.32 |
£327.16 |
| Buy Now Pay Later 48 months (6 months Deferred) |
| £23.80 |
48 |
24.9% |
48 x £7.46 |
£381.88 |
| Buy Now Pay Later 48 months (10 months Deferred) |
| £23.80 |
48 |
24.9% |
48 x £7.89 |
£402.52 |
| Buy Now Pay Later 48 months (12 months Deferred) |
| £23.80 |
48 |
24.9% |
48 x £8.34 |
£424.12 |
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