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.
9.9V 2200mAh 3S Smart LiFe ECU Battery Pack: Universal Receiver, IC3 is a Spektrum product intended for matching RC power packs to compatible Spektrum Smart-capable models, chargers and field equipment. 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 | SPMX22003SLFRX |
| Spektrum Category | Radios / Accessories / Batteries |
| Connector Type | IC3 |
| Product Family | Spektrum receiver and radio-link range |
| Application | Receiver Pack |
| Compatibility Focus | Check compatibility with Spektrum Smart equipment and the exact model requirements before ordering. |
| Battery Voltage | 9.9V |
| Number of Cells | 3 |
| Product Height | 1.3" (34.5mm) |
| Product Length | 4.1" (105mm) |
| Product Weight | 7.6oz (215g) |
| Product Width | 1.3" (33mm) |
| Technology | Smart |
| Wire Gauge | 13 AWG |
| Hard Case | No |
| Maximum Charge Rate | 3.3A |
| Watt Hours | 21.8 |
| Capacity | 2200mAh |
| Charge Protection Circuitry | Yes |
| Prop 65 | California Residents Prop 65 WARNINGS. |
| Maximum Charge Current | 1.5C |
| Discharge Lead Length | 3.5" (90mm) |
Tags: Spektrum, SPMX22003SLFRX, Spektrum receiver and radio-link range, Spektrum Catalog, Spektrum Smart Technology, Spektrum Batteries, Spektrum Smart Batteries, RC-MODEL
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