Introduction
The Spektrum Firma Sensored Smart ESC System is specifically engineered to be used with 10th scale Crawlers and Scalers. Featuring advanced Smart connectivity, professional Drag Brake Performance and torque control, all while being fully waterproof.
Features
Smart all-in-one telemetry
Pro-level Performance Sensored Motor and ESC
Fast, powerful 32-bit ARM M4 processor
Multiple options for easy programming:
Smart ESC Programming Box (V2 version required)
SmartLink USB Updating and Programmer application
Programming from Transmitter via Text Gen Telemetry

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

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
Waterproof System
Waterproof sensor wire with locking plug and gasket
Aluminum heat sink for high efficiency
Includes Optional Cooling fan
Adjustable high-power BEC (6V or 7.4V)
Firmware updatable through the Smart ESC Programming Box (V2 version required)
High heat-resistant IC™ connectors, backwards compatible with EC™ connectors
Limited 1-year warranty
Overview
The Spektrum Firma Sensored ESC System is a Combo that includes a Sensored 2100kv Motor and the Firma 60 Amp Sensored ESC, providing a perfect upgrade for 10th Scale Rock Crawlers and Scalers