Features
Enhanced electronic design and hardware for improve reliability
Black Edition Case
Expanded programmable options (see manuals and support for more information)
Smart all-in-one telemetry
Fast, powerful 32-bit ARM M4 processor
Button programming
Smart ESC Programming Box
SmartLink USB Updating and Programmer application

Multi-point protection:
Over-current protection
Automatic LiPo low-voltage cutoff
Thermal protection
Failsafe protection

Waterproof
Multiple options for easy programming:
Developed and designed by Spektrum™ engineers, in partnership with the industry's leading ESC manufacturer
Compact for easy installation in most applications
Ready to install — no soldering required
Rugged plastic case with mounting tabs
Aluminum heat sink for high efficiency
Cooling fan
Adjustable high-power BEC
Firmware updatable through the Smart ESC Programming Box
High heat-resistant IC™ connectors, backwards compatible with EC™ connectors
Limited 1-year warranty
Overview
Like every component in the Spektrum™ Smart ecosystem, Firma™ Smart ESCs combine "plug-and-play" simplicity with the ability to communicate with other Smart electronics — together, creating the best-performing RC system for your vehicle imaginable.
Firma Smart ESCs do much more than regulate power. They function like a virtual engineer inside your model, providing a direct path to the vital operating data you need to reach peak performance. Firma Smart ESCs give you an extra layer of confidence that your electronics are all operating at their best