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  • Smart all-in-one telemetry
  • Fast, powerful 32-bit ARM M4 processor
  • Waterproof
  • Multiple options for easy programming:
    • 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
  • Developed and designed by Spektrum™ engineers, in partnership with the industry's leading ESC manufacturer
  • Ideal for 2WD and 4WD 1/10th scale surface applications running on 2S - 4S Lipo setups
  • High current adjustable BEC (6v or 7.4v @ 4 Amps)
  • Ready to install — no soldering required
  • Compact for easy installation in most applications
  • 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

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    Copyright Text - 2025 Modelflight

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    Spektrum Firma 85A Black Edition 2-3S Brushless Smart ESC

    SKU: SPMXSE2085
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    Spektrum™ Firma™ 85A Brushless Smart ESC for surface vehicles is waterproof and delivers power and intelligence all in one. Without additional sensors or modules, it feeds battery and ESC telemetry data straight to your radio in real-time, all over one connection.

    $193.99
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    Spektrum Firma 85A Black Edition 2-3S Brushless Smart ESC

    SKU: SPMXSE2085
    $193.99
    Loading...
    Loading...

    Spektrum™ Firma™ 85A Brushless Smart ESC for surface vehicles is waterproof and delivers power and intelligence all in one. Without additional sensors or modules, it feeds battery and ESC telemetry data straight to your radio in real-time, all over one connection.

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