The Spektrum SPMX46S50 Smart G2 6S LiPo battery with 4000mAh capacity, 50C discharge, and IC5 connector is engineered for high-performance RC pilots and drivers who demand reliable power, intelligent charging, and long-term durability. With Smart G2 technology, this 22.2V LiPo simplifies battery management by eliminating balance leads and automating storage discharge. Whether powering EDF jets, large-scale crawlers, or surface racers, the SPMX46S50 delivers consistent output and intelligent telemetry integration for peak performance and peace of mind.
Key features of the Spektrum SPMX46S50 Smart G2 battery
- 50C continuous discharge – high output for demanding air and surface RC applications
- Smart telemetry and auto storage – integrated microchip for health tracking and 3.90V auto discharge
- Balance charging via IC5 data wire – no separate balance lead required
- Soft case with internal metal side plates – improved heat dissipation and impact protection
- 615g weight and 144mm length – optimized for large-scale RC platforms
How does Smart G2 technology simplify battery management?
The Spektrum SPMX46S50 Smart battery with soft case, 615g weight, and 5C max charge rate features an integrated microchip that stores vital data including charge cycles, temperature, voltage, and C rating. When connected to a Spektrum Smart charger, this information is automatically uploaded, allowing users to view battery health and customize charge settings. The Smart G2 system also supports auto storage discharge, reducing voltage to 3.90V after 72 hours of inactivity. This maintenance-free feature extends battery life and ensures safe storage without manual intervention.
What makes this battery ideal for high-performance RC platforms?
With a 50C continuous discharge rating, the Spektrum SPMX46S50 Smart G2 6S LiPo battery with 4000mAh capacity, 50C discharge, and IC5 connector delivers the sustained power needed for aggressive throttle demands in aircraft, jets, and large-scale surface vehicles. The 22.2V output supports 6-cell configurations, while the 10 AWG wire gauge ensures efficient current flow. Whether you're launching an EDF jet or powering a high-torque crawler, this battery provides the responsiveness and endurance required for advanced setups.
How does the IC5 connector improve charging and compatibility?
The Spektrum SPMX46S50 22.2V LiPo with integrated microchip, auto storage discharge, and 10 AWG wire gauge uses an IC5 connector that transmits both power and balancing data through a single cable. This eliminates the need for a separate balance lead, streamlining the charging process. The IC5 is also backward compatible with EC5 connectors, ensuring broad compatibility across existing systems. When paired with a Spektrum Smart charger, the battery begins safe charging automatically, reducing setup time and user error.
Is the SPMX46S50 battery built for durability?
Yes. The Smart G2 LiPo battery with balance charging via IC5 data wire and no separate balance lead required features a soft case reinforced with internal metal side plates. These plates improve heat dissipation and protect the cells from punctures during hard landings or collisions. The casing’s stealth black design complements high-end RC builds, while the robust construction ensures reliability in demanding environments. Whether you're flying or bashing, the SPMX46S50 is built to withstand the rigors of high-performance use.
What are the physical specifications and application range?
The Spektrum SPMX46S50 with 144mm length, 43mm height, and 42mm width for air and surface applications is sized for compatibility with a wide range of RC platforms. Weighing 615g, it balances capacity and weight for optimal flight and handling characteristics. Its 6-cell configuration supports 22.2V systems, making it suitable for aircraft, EDF jets, and large-scale surface vehicles. The 5C maximum charge rate allows for faster turnaround between sessions, while the 4A standard charge current ensures safe and consistent performance.
How does Smart telemetry enhance safety and performance?
The 6-cell 22.2V LiPo with Smart telemetry, charge protection circuitry, and EC5 connector compatibility continuously monitors battery health and logs critical events such as overcharge, over-discharge, and overheating. This data helps users make informed decisions about battery usage and replacement. With Smart telemetry, users gain real-time insight into battery status, enabling safer operation and better performance tuning. The built-in protection circuitry adds another layer of safety, ensuring that the battery operates within optimal parameters at all times.
Buy Spektrum SPMX46S50 Smart G2 6S LiPo battery for high-performance aircraft, EDF jets, and large-scale RC vehicles.
Brand, Model and Product Type
- Brand – Spektrum
- Model – SPMX46S50
- Product Type – Spektrum SPMX46S50 Smart G2 6S LiPo battery with 4000mAh capacity, 50C discharge, and IC5 connector, Spektrum 22.2V LiPo with integrated microchip, auto storage discharge, and 10 AWG wire gauge, Spektrum Smart battery with soft case, 615g weight, and 5C max charge rate, Spektrum SPMX46S50 with 144mm length, 43mm height, and 42mm width for air and surface applications, 6-cell 22.2V LiPo with Smart telemetry, charge protection circuitry, and EC5 connector compatibility
Dimensions
- Product length – 14.4 cm, sized for large-scale aircraft and surface RC platforms
- Product width – 4.2 cm, compact enough for standard battery trays and compartments
- Product height – 4.3 cm, allows vertical clearance for multi-cell configurations
- Product weight – 615 g, balanced for high-capacity output without compromising agility
Voltage and Cell Configuration
- Battery voltage – 22.2V, configured as a 6-cell LiPo for high-power RC applications
- Number of cells – 6S, supports 6-cell setups for aircraft, EDF jets, and large-scale vehicles
- Battery chemistry – LiPo (3.7V per cell), optimized for energy density and discharge performance
Capacity and Discharge
- Battery capacity – 4000mAh, suitable for extended flight times and sustained throttle use
- Continuous discharge rate – 50C, delivers high current output for demanding setups
- Maximum burst discharge rate – 50C, supports peak power draw during acceleration or lift-off
Charging and Storage
- Maximum charge rate – 5C, allows faster charging cycles with compatible Smart chargers
- Standard charge current – 4A, ensures safe and consistent charging performance
- Auto storage discharge – Enabled, automatically reduces voltage to 3.90V after 72 hours of inactivity
- Balance charging – Via IC5 data wire, no separate balance lead required
Smart Technology and Telemetry
- Smart Technology – G2 Smart system with integrated microchip for telemetry and health tracking
- Telemetry data – Includes cell voltage, temperature, charge/discharge cycles, C rating, and error logs
- Charge protection circuitry – Built-in safeguards against overcharge, over-discharge, and overheating
Construction and Materials
- Case type – Soft case with internal metal side plates for heat dissipation and impact protection
- Wire gauge – 10 AWG, supports high current flow with minimal resistance
- Casing color – Stealth black finish for a sleek, performance-oriented appearance
Connector and Compatibility
- Connector type – IC5, transmits both power and balancing data through a single cable
- EC5 compatibility – IC5 connector is backward compatible with EC5 systems
- Smart charger requirement – Must be used with Spektrum Smart charger for full functionality
Application
- Designed for – Air and surface RC platforms including high-performance aircraft, EDF jets, and large-scale vehicles
What's in the Box
- 1x Spektrum Smart G2 6S 22.2V 4000mAh 50C LiPo Battery with IC5 connector
