Overview
The Emax 18A ESC (electronic speed controller) is a programmable speed controller for R-C airplane power systems, featuring a 5V/2A linear BEC and support for 2–3S Li-xx battery packs.
Key Features
- High-speed, small-sized, multifunctional MCU
- Protection functions: low-voltage protection, over-heat protection, signal loss protection, safe power-on protection, and self-check
- Soft startup performance with 4-second very soft start mode (noted as suitable for helicopters)
- Excellent low-speed performance
- Maximum speed ratings: 240,000 rpm (2-pole), 80,000 rpm (6-pole), 40,000 rpm (12-pole)
- Separate power supply for MCU and BEC to enhance elimination of magnetic interference
- Parameters can be set via program card or transmitter
- Throttle range can be set for compatibility with different receivers
- Three throttle linear curve options
- Motor reverse rotation can be set using transmitter
- Equipped with built-in linear BEC or switch BEC
Specifications
| Continuous Current | 18A |
| Burst Current (10S) | 23A |
| Li-xx Battery (cell) | 2-3S |
| Dimension (mm) (L x W x H) | 55 x 30 x 15 |
| Weight (g) (wires included) | 24 |
| BEC (Linear) | 2A/5V |
| Programmable | YES |
For setup help before purchase, contact support@rcdrone.top or visit https://rcdrone.top/.
Applications
- R-C airplane ESC installations using 2–3S Li-xx battery packs
- Models requiring soft-start behavior (including helicopter applications as noted)
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