How to assemble an ARF RC aircraft step by step
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
6.6V 3000mAh 2S LiFe Receiver Battery: Universal Receiver, EC3 is an RC product from Spektrum. This page focuses on what an end customer needs: fit, use cases, specifications and imagery, without prices or outbound supplier detours.
6.6V 3000mAh 2S LiFe Receiver Battery: Universal Receiver, EC3 fits customers looking for Spektrum items in Spektrum Catalog, Spektrum Batteries, with RC-MODEL support for choosing the right configuration.
6.6V 3000mAh 2S LiFe Receiver Battery: Universal Receiver, EC3 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.
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
One of the most important setup guides: find the CG, install the flight battery, balance the aircraft and avoid nose-heavy or tail-heavy surprises.
A repeatable inspection routine for control direction, radio range, failsafe, battery, fasteners, propeller, CG and field readiness.
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | Spektrum |
| Brand | Spektrum |
| Product Code | SPMB3000LFRX |
| Spektrum Category | Radios / Accessories / Batteries |
| Connector Type | EC3 |
| Product Family | Spektrum receiver and radio-link range |
| Application | Aircraft Receiver, Aircraft Ignition |
| Compatibility Focus | Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering. |
| Battery Type | LiFe (3.3V per cell) |
| Battery Voltage | 6.6V |
| Product Height | 21mm |
| Product Length | 70mm |
| Product Weight | 4.6 oz (132g) |
| Product Width | 50mm |
| Wire Gauge | 16 AWG |
| Battery Balance Connector | JST_XH |
| Hard Case | No |
| Maximum Charge Rate | 1C |
| Maximum Continuous Discharge Rate | 20C |
| Watt Hours | 19.8Wh |
| Capacity | 3000mAh |
| Charge Protection Circuitry | No |
| Normal/Standard Charge Current | 600mA |
| Normal/Standard Charge Rate | 0.2C |
| Maximum Charge Current | 3.0A |
| Maximum Continuous Discharge Current | 60A |
| Balance Lead Length | 50mm |
| Discharge Lead Length | 150mm |
Tags: Spektrum, SPMB3000LFRX, Spektrum receiver and radio-link range, Spektrum Catalog, Spektrum Batteries, RC-MODEL
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