How to choose a LiPo battery for an RC aircraft
Cell count, capacity, C rating, connectors, battery weight and realistic flight time explained for RC aircraft buyers.
S450 G2 AC/DC Smart Charger 4x50W is a Spektrum product intended for surface RC vehicles, crawlers, bashers and race setups that need dependable Spektrum control electronics. This page presents the practical buying information a customer needs before ordering: fit, SKU, image, category, specifications and usage advantages.
The content is written for purchasing through RC-MODEL, without supplier prices or links to competing stores.
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
Cell count, capacity, C rating, connectors, battery weight and realistic flight time explained for RC aircraft buyers.
Charging, storage, discharge, swelling, safe charging bags and the mistakes that should never be made with LiPo packs.
A buying guide that helps customers choose battery cell count, capacity, C rating, connector and charger direction by model type.
Storage habits for expensive RC equipment: aircraft support, humidity, dust, battery storage voltage, connectors and long-term readiness.
A step-by-step safety guide for measuring amps, watts and voltage sag so customers avoid overheating motors, ESCs and LiPo batteries.
| Technical Specifications | |
| Manufacturer | Spektrum |
| Brand | Spektrum |
| Product Code | SPMXC3040 |
| Spektrum Category | Cars & Trucks / Parts, Electronics & Accessories / Chargers |
| Product Family | Spektrum Smart charging range |
| Application | RC model battery charger |
| Compatibility Focus | Check compatibility with Spektrum Smart equipment and the exact model requirements before ordering. |
| Battery Type | LiFe (3.3V per cell), LiPo (3.7V per cell), NiMH (1.2V per cell), Pb (2.0V per cell) |
| Number of Cells | 1 - 6S Li-Ion/LiPo/LiFe, 1 - 16S NiCd/NiMH, 1 - 12S Pb |
| Input Voltage | AC: 110-240V, 50-60Hz / DC: 10-30V |
| Product Height | 3.5" (89 mm) |
| Product Length | 6.6" (168 mm) |
| Product Weight | 1016g (2.24 lb) |
| Product Width | 5.5" (140 mm) |
| Technology | Smart |
| Output Connector | IC2, IC3, IC5, JST-XH Balancing Plugs |
| Maximum Charge Rate | 10A |
| Maximum Continuous Discharge Rate | 30W |
| Normal/Standard Charge Current | 0.1 - 10A, adjustable in 0.1A increments |
| Integrated Balancing | Yes - Internal Balancer & External Adapter |
| LiPo Compatibility | 6S, 1S, 2S, 3S, 4S, 5S |
| Number of Output Ports | 4 |
| Battery Temperature Monitoring | Yes |
| Display | 2.8" color LCD with backlight |
| Over Current Protection | Yes |
| Thermal Protection | Yes |
| Reverse Polarity Protection | Yes |
| Power (watts) | 200 watts max AC. 400 watts max DC |
| Power Source | AC/DC |
| USB Power out | Yes |
Tags: Spektrum, SPMXC3040, Spektrum Smart charging range, Spektrum Catalog, Spektrum Smart Technology, Spektrum Chargers, Spektrum Smart Chargers, Spektrum Surface Electronics, RC-MODEL
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