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Firma Sensored 1/10 Crawler Power System with Smart SPMXSEMC08

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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.


  • 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
  • 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
  • High heat-resistant IC connectors, backwards compatible with EC connectors
  • Limited 1-year warranty


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. Like every component in the SpektrumSmart ecosystem, FirmaSmart 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. With Firma Smart ESCs, you'll be better connected to your vehicle than ever before ‘ without installing extra components that all work independently of each other. You won't need extra wires, modules, or links. A Firma electronic speed control provides a one-wire solution for obtaining telemetry data such as RPM, temperature, battery voltage and capacity. Firma ESCs not only gather the data but also send it to your transmitter in real time, instead of only storing it for after-run study. You're able to adjust settings as needed to boost performance on the go. The Firma Smart single-wire telemetry solution has been tested for quality and performance by the best brands in RC. Their verdict? Smart technology is both simpler and superior!


  • Low-Voltage Cutoff Programmable:Yes
  • BEC Continous Current:3A
  • Number of Poles:4
  • Shaft Diameter:0.125" (3 mm)
  • Brakes:Adjustable drag brake
  • Connector Type:IC3
  • Water-Resistant:Yes
  • BEC:Yes
  • Maximum Burst Current:360A
  • BEC Voltage:6V/7.4V
  • product Weight:11.3oz (320g) ESC and motor combined
  • Technology :Smart
  • Maximum Continuous Current:60A
  • BEC Type:Switchable
  • Motor Design:Inrunner
  • Programmable:Yes
  • Forward:Yes
  • Reverse:Yes
  • RPM/Volt (Kv):2100Kv
  • Auto Cutoff:Yes
  • Input Voltage:7.4 - 11.1V (2 - 3S LiPo), 7.2 - 10.8V (6 - 9S NiMH)
  • Motor Type:Brushless - Sensored

Warning: This product can expose you to substances known to the State of California to cause harm. Click here for more details.