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Spektrum Firma 120 Amp Brushless S (Spektrum XSE1120 | SPMXSE1120)

Model: Spektrum XSE1120
Dist. #: SPMXSE1120   SKU: SPMXSE1120

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Price:  $134.99

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Updated on Sep 21, 2025 08:31:57 PM

Firma 120 Amp Brushless S...








Item Features






  • Smart all-in-one telemetry

  • Quick, powerful 32-bit ARM M4 processor

  • Water resistant

  • Multiple choices for simple programs:


    • Button programs

    • Smart ESC Programs Box

    • SmartLink USB Upgrading and Programmer application


  • Multi-point protection:


    • Over-current protection

    • Automatic LiPo low-voltage cutoff

    • Thermal protection

    • Failsafe protection


  • Established and developed by Spektrum™ engineers, in partnership with the market's leading ESC producer





  • Suitable for 1/8th scale surface applications operating on 4s Lipo setups

  • High current adjustable BEC (6v or 7.4v @ 4 Amps)

  • Compact for simple installation in most applications

  • Ready to install — no soldering needed

  • Rugged plastic case with mounting tabs

  • Aluminum heat sink for high efficiency

  • Cooling fan

  • Adjustable high-power BEC

  • Firmware updatable through the Smart ESC Programs Box

  • High heat-resistant IC™ adapters, in reverse suitable with EC™ adapters

  • Restricted 1-year service warranty








Item Summary


Like every element in the Spektrum™ Smart community, Firma™ Smart ESCs integrate "plug-and-play" simplicity with the ability to communicate with other Smart electronics — together, developing the best-performing RC system for your car you can possibly imagine.


Firma Smart ESCs do far more than regulate power. They operate like a virtual engineer inside your model, supplying a direct path to the crucial operating information you need to reach peak performance. Firma Smart ESCs give you an additional layer of self-confidence that your electronics are all operating at their best.


With Firma Smart ESCs, you'll be much better connected to your car than ever in the past — without setting up additional elements that all work separately of each other. You will not need additional wires, modules, or links. A Firma electronic speed control provides a one-wire solution for getting telemetry information such as RPM, temperature level, battery voltage and capacity.


Firma ESCs not only collect the information however likewise send it to your transmitter in real time, instead of only storing it for after-run study. You're able to change settings as needed to enhance performance on the go. The Firma Smart single-wire telemetry solution has actually been checked for quality and performance by the best brands in RC. Their verdict? Smart innovation is both simpler and superior!








Needed to Complete

  • Spektrum™ Surface Area Receiver

  • Spektrum Smart Technology LiPo Battery

  • Spektrum Transmitter





What remains in package?

  • (1) Spektrum™ Firma™ Smart ESC

  • (1) Spektrum Smart sticker sheet

  • (1) Item Handbook








Video Overview






 









WATERPROOF

WATERPROOF

The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs enables them to perform in almost any surface under nearly any conditions. Firma ESCs keep you going through dust, gravel, snow, and water.


 





EC3™/EC5™ BACKWARDS COMPATIBLE

EC3™/EC5™ BACKWARDS COMPATIBLE

Firma™ ESCs feature IC™ series battery adapters. The IC series of adapters are developed from the ground up to provide a more solid connection, greater heat resistance, and effortless installation. When utilized with an IC3™ or IC5™ connector-equipped Spektrum™ Smart battery, the ESC can receive and transmit battery telemetry information. EC3 and EC5 are likewise suitable with Firma ESCs for basic operation and ESC telemetry.


 









ONE-WIRE TELEMETRY



ONE-WIRE TELEMETRY



ONE-WIRE TELEMETRY

No need to connect multiple wires, sensing units, modules, and links. With Firma™ ESCs, easy one-wire telemetry sends a vast array of information straight to your transmitter in real time, including RPM, voltage, temperature level, balance, capacity, and speed.*


*See compatibility chart for more details.

 








WISE TECHNOLOGY BATTERY DATA

SMART TECHNOLOGY BATTERY DATA

When utilized with a Spektrum™ Smart LiPo battery, your Firma™ ESC provides you with the benefit of battery telemetry that's immediately transmitted to your suitable Spektrum radio in real time. On your transmitter screen you'll be presented with practical info such as variety of cycles, battery portion, individual cell voltage and more!


 





MULTIPLE PROGRAMMING CHOICES

MULTIPLE PROGRAMMING OPTIONS

Multiple programs choices are offered. Button programs can be utilized with nothing more needed. Utilizing the Smart Firma™ ESC Programs Box, you can easily alter settings at the track to match driving conditions. An easy-to-use Smart Link USB Upgrading and PC Programmer app is likewise offered.


 







 



FAST, POWERFUL M4 PROCESSOR

FAST, POWERFUL M4 PROCESSOR

The Firma™ ESCs' 32-bit M4 processor produces greater resolution signal input and more accurate motor output.




 









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