50A Brushless ESC for Aircraft and Scale Models - Futaba FUMC951HA  [FUMC951HA]

FUTABA MC951HA 50AMP 2-6S LI-PO BRUSHLESS MOTOR CONTROLLER ESC WITH 5.5V/3A BEC
Price:
£20.41
Brand:
Futaba
Model:
FUMC951HA
Condition:
Brand New
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alt="FUTABA MC951HA 50AMP 2-6S LI-PO BRUSHLESS MOTOR CONTROLLER ESC WITH 5.5V/3A BEC" title="FUTABA MC951HA 50AMP 2-6S LI-PO BRUSHLESS MOTOR CONTROLLER ESC WITH 5.5V/3A BEC"

Technical Summary

The Futaba FUMC951HA is designed to provide clean, controlled power to brushless motors with a continuous 50A capability. It works with 2-6S LiPo battery configurations and includes an onboard 5.5V/3A BEC to supply radio gear and servos, making it suitable for both electric aircraft and scale RC applications.

This ESC regulates motor power while delivering stable BEC voltage for onboard electronics. During installation, double-check solder joints or connector integrity, confirm correct polarity, and take care to separate motor and power cables from receiver antenna wiring to reduce RF interference risks.

Locate the ESC so it benefits from airflow to manage heat, and maintain common ground connections where required. Use a programming card or compatible transmitter interface to set throttle curves, braking and timing; always perform safety and range checks after any configuration change.

Specifications

  • Item FUTABA MC951HA ESC
  • Model Number FUMC951HA
  • Max Current 50A
  • Battery 2-6S Li-Po
  • BEC Output 5.5V/3A
  • Motor Type Brushless
  • Material Not specified
  • Intended Use Aircraft ESC and scale RC models

Opt for this ESC when you require a dependable 50A controller with integrated 5.5V/3A BEC and multi-cell LiPo compatibility; verify component compatibility and perform range and functional checks after installation.

How do I match a motor and propeller to this ESC?

Choose a motor and prop combination that keeps peak and continuous current within the ESCs 50A rating for the expected operating voltage (2-6S). Consult motor charts and run bench tests to confirm safe current draw.

Are there wiring best practices to follow?

Use solid solder joints or high-quality connectors, maintain correct polarity, and route heavy current wires away from the receiver and antenna. Secure all wiring to prevent chafing and intermittent connections.

What are the signs of overheating and how to prevent it?

Elevated case temperature, thermal cutouts, or reduced performance indicate overheating. Improve cooling by relocating the ESC for airflow, reducing sustained load, or using larger cooling vents to dissipate heat more effectively.

Is programming necessary for safe operation?

Programming is optional but recommended to tailor throttle response, braking and timing to your application. Make conservative adjustments and validate settings in safe, incremental tests before routine use.

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