Overview
Drivers and pilots enjoy even more Smart advantages when using Spektrum™ Smart G2 30C LiPo batteries. New "Generation 2" features make these powerful LiPo packs even simpler and safer to use together with your Smart charger.
For example, Spektrum™ Smart G2 technology makes it much easier to balance charge your LiPo batteries. Balancing information travels through the unique data wire of each Smart G2 battery's innovative IC3® or IC5® connector. As a result, only a single connection is needed — no separate balance lead is required.
Smart G2 batteries come from the factory programmed to discharge automatically to a safe storage voltage of 3.90V after 72 hours of inactivity. The benefits include longer battery life, better performance over the life of the pack, and the peace of mind that comes from knowing your Smart battery is maintenance-free. You can change the battery's Auto Storage settings based on your own preferences. G2 batteries also offer a storage discharge rate that's three times faster than the previous G1 Smart batteries.
Smart G2 30C soft-case LiPo packs also include thicker internal metal side plates. These plates improve heat dissipation and provide more protection for the cells against punctures during rough landings or in similar impact-prone situations.
As with other Smart batteries, you'll never have to set your own charging preferences for a Spektrum™ Smart G2 battery until you want to. When a Smart G2 LiPo battery is connected to a Spektrum™ Smart charger, its unique charging parameters and health information upload to the charger from the battery's integrated memory microchip. Through the charger you can view and set preferences 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 G2 30C LiPo 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 G2 LiPo 30C batteries also maintain an error log including the number of over-heat, over-discharge and over-charge incidents. This data can be helpful in assuring that the battery you've chosen is right for the application. Innovative Spektrum™ Smart G2 LiPo 30C batteries are so easy to use, they nearly take care of themselves. It's easy to achieve peak battery performance, reliability and longevity with Smart G2 technology!
Note: G2 batteries require the use of a Spektrum™ G2 Smart Charger or earlier Smart Charger with G2 update (available at spektrumrc.com).
Features
- Simpler and safer to use
- Balance charge through the IC3® or IC5® connector data wire — with only one connection, no balance lead required
- Faster Auto Discharge at up to 1.5A to safe storage voltage for long battery life and improved performance
- Thicker internal metal side plates protect cells and improve heat dissipation
- Integrated microchip stores unique parameters for each battery
- IC3® and IC5® connectors are also compatible with EC3™ and EC5™ styles
- Spektrum™ G2 Smart Charger required (or earlier Smart Charger with G2 update, available at spektrumrc.com)
Overview
The Spektrum 14.8V 5000mAh 4S 30C Smart G2 Hardcase LiPo Battery with IC5 connector represents the latest generation of intelligent battery technology for RC enthusiasts across the UK. Whether you're a seasoned RC car enthusiast or exploring the world of ready to run RC models, this Smart G2 battery delivers exceptional performance, reliability and ease of use that sets it apart from traditional LiPo packs. Spektrum's Smart G2 technology has been engineered to take the guesswork out of battery management, automatically uploading vital charging parameters and health data to your Spektrum Smart charger, making charging as simple as connecting the battery and letting the system take care of the rest.
Drivers and pilots across the UK enjoy even more Smart advantages when using Spektrum Smart G2 30C LiPo batteries. The new "Generation 2" features make these powerful LiPo packs simpler and safer to use alongside your Smart charger. The innovative IC5 connector eliminates the need for a separate balance lead entirely — a massive quality of life improvement for RC car and RC vehicle owners who want to spend more time driving and less time managing cables and connections. At 5000mAh capacity with a 30C discharge rating, this battery delivers reliable power for a wide range of RC applications, from casual bashing to more demanding performance driving.
The hardcase construction with thicker internal metal side plates provides exceptional durability and protection for your cells, ensuring your investment in quality RC power lasts for many seasons of enjoyment. Combined with Spektrum's proven Smart Battery technology trusted by RC enthusiasts worldwide, this is an intelligent choice for anyone serious about their RC hobby.
Key Features
- Smart G2 One-Connection Technology — Balance charging information travels through the unique data wire of the IC5 connector, eliminating the need for a separate balance lead entirely. This means faster setup times and fewer cables cluttering your charging station, making the battery management process dramatically simpler for UK RC hobbyists.
- Integrated Memory Microchip — Each battery stores unique parameters and health information including battery brand, type, capacity, C rating, cell voltage, temperature data, and complete charge/discharge cycle history. This data uploads automatically to your Spektrum Smart charger, which then applies the correct charging parameters without any manual configuration required.
- Automatic Smart Storage Discharge — The battery comes factory-programmed to automatically discharge to a safe storage voltage of 3.90V after 72 hours of inactivity. This maintenance-free feature delivers three key benefits: significantly longer battery lifespan, better performance consistency throughout the battery's life, and complete peace of mind knowing your investment is protected even when not in use.
- Ultra-Fast Auto Discharge Rate — The G2 generation offers automatic discharge at speeds up to 1.5A to safe storage voltage, which is three times faster than the previous G1 Smart batteries. This faster discharge means your batteries reach safe storage state more quickly, reducing the risk of over-discharge and extending overall battery life.
- Thicker Internal Metal Side Plates — These reinforced metal plates dramatically improve heat dissipation during use and provide superior protection for the cells against punctures, impacts and damage during rough landings or collision-prone situations common in RC bashing.
- Comprehensive Error Logging — The battery maintains a detailed error log tracking the number of over-heat, over-discharge and over-charge incidents. This information helps you assess whether the battery is right for your specific application and driving style, and alerts you to any charging or storage issues before they become problems.
- IC5 Connector with Backwards Compatibility — The innovative IC5 connector has been designed from the ground up to provide a more solid connection, higher heat resistance, and effortless installation. The connector is backwards compatible with EC5 style connectors, allowing you to use Smart G2 batteries with older RC systems whilst enjoying all the modern Smart features.
- Hardcase Protection — The rigid hardcase construction protects your battery during transport and storage, preventing damage to the cells and extending the lifespan of your investment compared to soft-case alternatives.
- Customisable Auto Storage Settings — Whilst the battery arrives with factory-optimal auto storage settings, you can adjust these parameters based on your personal preferences and usage patterns through your Spektrum Smart charger.
- 5C Maximum Charge Rate — The battery supports up to 5C charging rate, allowing standard charge currents of 5A for quick turnaround times between drives without compromising battery health or safety.
Technical Performance
The Spektrum Smart G2 30C battery delivers reliable, consistent power with exceptional build quality that UK RC car enthusiasts have come to expect from Spektrum's premium battery line. At 14.8V nominal voltage (4 cells in series), this battery provides the proper electrical characteristics for a wide range of modern RC vehicles including buggies, trucks, and circuit racers. The 5000mAh capacity strikes an excellent balance between runtime and weight, offering sufficient power for extended drive sessions without adding unnecessary mass that would impact acceleration and handling. With a maximum burst discharge rate of 30C, the battery can deliver up to 150A of continuous current (5000mAh × 30C = 150A), making it suitable for high-demand applications whilst remaining efficient enough for casual driving. The 5C maximum charge rate ensures you can return the battery to full capacity at 5A charge current without stress or degradation. The hardcase construction measures 138mm in length, 46mm in width, and 49mm in height, weighing 540 grams, making it a compact yet substantial power source. The 12 AWG wire gauge provides excellent current capacity with minimal voltage drop. At 74 watt-hours, this battery delivers the energy density modern RC enthusiasts demand. The integrated microchip and Smart charging capability ensure optimal battery health and longevity through intelligent management and automatic data logging. Every aspect of this battery has been engineered for reliability, performance and ease of use.
What's in the Box
- Spektrum 14.8V 5000mAh 4S Smart G2 Hardcase LiPo Battery with IC5 connector
What You Need to Complete
- Spektrum Smart Charger (required — Smart G2 batteries can only be charged with Smart chargers; earlier Smart Chargers must be updated with the G2 firmware update for full compatibility)
- RC vehicle compatible with 14.8V 4S LiPo batteries and featuring an IC5 or EC5 connector
Frequently Asked Questions
- Do I really need a Spektrum Smart Charger to use this battery? — Yes, Spektrum Smart G2 batteries require the use of a Spektrum Smart Charger to function properly and access all the intelligent features that make these batteries special. If you own an earlier Spektrum Smart Charger model, you can update it with the latest G2 firmware to gain full compatibility and access to all Generation 2 features. This requirement ensures your battery receives optimal charging parameters automatically and safely.
- What makes Smart G2 batteries better than regular LiPo batteries? — Smart G2 batteries are fundamentally different from standard LiPo packs because they contain an integrated microchip that stores and manages vital battery data. Unlike regular batteries where you must manually set charge rates and parameters, Smart G2 batteries upload their unique specifications automatically to your charger. The automatic storage discharge feature means your batteries maintain safe voltage levels without any user intervention. The comprehensive error logging helps you identify problems early. These features combine to deliver longer battery lifespan, better performance consistency, and genuine maintenance-free operation.
- Is this battery suitable for racing or only casual bashing? — The Spektrum Smart G2 30C battery is versatile enough for both applications. The 30C discharge rate provides 150A of maximum current, which is sufficient for circuit racing, track driving and competitive RC car applications. However, the 5000mAh capacity and 30C rating make it particularly well-suited to drivers seeking a balanced battery that won't overheat during extended drive sessions. If you demand absolute peak performance for high-speed racing, Spektrum also manufactures higher C-rated Smart G2 variants in the same capacity. For most UK RC enthusiasts, the 30C rating represents an excellent sweet spot between performance, safety and battery longevity.
- How long does this battery take to charge? — Using the standard 5A charge current (1C rate), this 5000mAh battery will reach full charge in approximately one hour. Because the battery is a Smart G2 model, your Spektrum Smart charger automatically applies these optimal charging parameters without any manual configuration. You can customise the charge rate if desired, and the microchip remembers your preference for next time.
- What is the difference between the IC5 connector and IC3 connector versions? — The IC5 and IC3 connectors are functionally identical in terms of Smart technology capability — both feature the integrated microchip and data wire that eliminate the need for a separate balance lead. The difference is purely physical: IC5 connectors are larger and rated for higher current applications, making them ideal for high-discharge batteries and vehicles demanding greater power throughput. IC3 connectors are smaller and suited to lower-current applications. Both are backwards compatible with their respective EC5 and EC3 style connectors.
- Can I use this battery with my older RC car that has an EC5 connector? — Yes, absolutely. The IC5 connector is backwards compatible with EC5 style connectors, so you can use this Smart G2 battery with older RC vehicles featuring EC5 connections. However, you will not be able to access the Smart battery features on older vehicles without Smart charging capability, so the battery will function as a standard LiPo pack. You will need to manually manage charging and storage discharge on such vehicles.
- What does "72 hours of inactivity" mean for the auto storage discharge feature? — The battery's integrated microchip monitors usage activity. If the battery is not charged or discharged for 72 continuous hours, it automatically begins discharging itself to the safe storage voltage of 3.90V per cell (3.90V × 4 = 15.6V total, slightly below the nominal 14.8V). This automatic process protects the battery from storage-related degradation and damage. You can modify these settings through your Spektrum Smart charger if you prefer different auto-discharge timing.
- Is this battery safe for storage in my garage between driving seasons? — Yes, the Smart G2 battery is specifically engineered for safe long-term storage. The factory-programmed automatic discharge to safe storage voltage (3.90V per cell) is designed precisely for this purpose. The battery will maintain safe voltage levels for months without user intervention, protecting the cells from the damage that occurs when LiPo batteries sit at high charge levels for extended periods. For maximum longevity, store the battery in a cool, dry location away from direct sunlight and extreme temperatures.
- Why is the hardcase version better than the soft-case alternative? — The hardcase construction provides several advantages over soft-case batteries. The rigid case protects cells from puncture damage during rough handling, crashes and impacts common in RC bashing. The thicker internal metal side plates improve heat dissipation, keeping the battery cooler during demanding use and extending its lifespan. Hardcase batteries also maintain their physical shape better during storage and transport. For UK RC enthusiasts who want maximum durability and longevity from their battery investment, hardcase is the superior choice.
- What do the error logs tell me about my battery? — The Smart G2 battery logs specific unhealthy events: over-charge incidents (charging beyond safe voltage levels), over-discharge incidents (discharging below safe voltage levels), and over-temperature incidents (excessive heat during use or charging). By reviewing these logs through your Spektrum Smart charger, you can identify usage patterns that may be damaging the battery. For example, if you see multiple over-temperature incidents, you may be discharging the battery too aggressively or not allowing sufficient cooling time between flights or drives. This information helps you adjust your usage to maximise battery lifespan.
- What is the weight and will it fit in my RC vehicle? — The battery weighs 540 grams and measures 138mm length × 46mm width × 49mm height. Whether this battery fits your specific RC vehicle depends entirely on your vehicle's battery compartment dimensions and weight limits. Most modern RC buggies, trucks and circuit racers can accommodate batteries in this size and weight range. Before purchasing, measure your RC vehicle's battery tray and compare against these dimensions to ensure proper fit.
- Can I charge multiple batteries simultaneously with my Spektrum Smart Charger? — This depends on your specific Spektrum Smart Charger model. Many Spektrum chargers support charging two or more batteries simultaneously through parallel charging ports or a multi-port charging system. Refer to your charger's documentation to confirm its capability. Regardless of charging setup, each battery uploads its unique parameters to the charger when connected, ensuring optimal charging for every pack in your rotation.
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 5000mAh 4S 14.8V SMART G2 30C IC5 O-SPMX54S30H5 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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