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The Firma 40 amp brushed ESC is the ideal option for 1/10 scale kits and a great upgrade for brushed models. Crawlers and Scalers will love the built-in receiver and will be blown away by the integrated telemetry available with Smart Technology.

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Firma 40 Amp Brushed Smart 2-in-1 ESC and Receiver
  • Overview
  • Specs
  • Reviews
  • Parts & Accessories
  • Manuals & Support

Features

  • Integrated SMART Technology
  • Built-in 4-Channel DSMR® Receiver
  • Waterproof design
  • Dedicated LED power connectors
  • Multiple protection points

Overview

Upgrade your brushed motor equipped models to Spektrum™ Smart Technology with the Firma™ Smart 40 Amp Brushed ESC. Get valuable battery and ESC telemetry data easily and in real time right on your Smart-compatible Spektrum transmitter — including motor current, input voltage, remaining battery capacity and other information that will help endurance RC trailers increase efficiency and extend battery life and run time.

Built with Crawler and Scaler models in mind, the Firma 40 Amp Brushed ESC features a waterproof and dust proof design to keep you going down the trail in nearly any conditions. It has a powerful 3 amp BEC for your lights, winch and steering servo. And it’s fully programmable using an optional programmer box, so you can customize the ESC to suit your model’s needs and your own driving style.

The Firma 40 Amp Brushed ESC also helps reduce clutter and streamline your setup with an industry-leading, integrated 4-channel DSMR®/DSM2® receiver. This integrated receiver system is perfectly suited to allow drivers the options for winch setups, dual steering mixes and more. And setup is simple, with a convenient bind button and no complicated calibrations. When using Smart telemetry, alarms and parameters are setup automatically on your Spektrum transmitter.

What's in the Box?
  • (1) Spektrum™ Firma™ 40 Amp Brushed Smart 2-in-1 ESC and Receiver
  • (1) Product Manual
Integrated Smart Technology

Integrated Smart Technology

The Firma™ Smart 40 Amp Brushed ESC is ready to transmit valuable telemetry data using the latest advances in connectivity with Spektrum Smart Technology. Smart Technology ensures that all of your vehicle’s electronics work together for the greatest efficiency and performance. It keeps you aware of every component’s status and boosts your confidence in its capabilities, with no additional sensors or wires required.

    Telemetry Data Shown with Firma™ 40 Amp Brushed ESC:
  • Smart Battery Data
  • Cell Voltage and Balance
  • Battery Cycle Count
  • Battery Temperature
  • Capacity Used and Percent Remaining
  • ESC Data
  • Motor Current
  • ESC Temperature
  • Input Voltage

 

Built-in 4-Channel DSMR®/DSM2® Receiver

Built-in 4-Channel DSMR®/DSM2® Receiver

Integrated into the Firma™ Smart 40 Amp Brushed ESC is an exceptionally responsive and reliable, 4-channel DSMR®/DSM2® surface receiver. Powered by the built-in 3 amp 6 volt BEC, it provides ample power for your servos, winches, lights and other accessories. Binding is easy, thanks to the easy-access bind button and simple setup with no complicated calibrations needed.

 

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Waterproof Design

The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs allows them to perform in nearly any terrain under almost any conditions. This extends to the built-in 4-channel receiver, keeping you going through dust, gravel, snow, and water.

 

Extensive Programming Parameters

Extensive Programming Parameters

From Low Voltage Cutoff to Throttle Punch settings and everything in-between, the Firma™ Smart 40 Amp Brushed ESC can be tuned for your model’s needs and your personal driving style. To adjust these parameters, all you need is the user-friendly Dynamite® LED Program Card (DYNS3005). The Program Card includes everything you need to program your Firma 40 Amp Brushed ESC. It has a simple-to-read LED display and a helpful programming legend on its face to assist with programming while you’re on the trail.

 

Antenna Length: 1.2 in (31mm)
Auto Cutoff: Yes
BEC: Yes
BEC Continous Current: 3A
BEC Type: Programmable using optional programmer box (not included)
BEC Voltage: 6V
Band: 2404MHz, 2476MHz
Battery Connector: IC3
Brakes: Yes
Channels: 4
Forward: Yes
Height: 0.81 in (20.5mm)
Input Voltage: 6-10.8V (2-3S LiPo, 5-9 cell NiMH)
Length: 2.1 in (54mm)
Low-Voltage Cutoff Programmable: Yes
Maximum Burst Current: 180A
Maximum Continuous Current: 40A
Motor Connector: 3.5mm Bullet
Overload Protection: yes
Programmable: Yes
Reverse: Yes
Technology: Smart Technology
Type: DSMR ESC/Receiver
Weight: 2.4oz (68g)
Width: 1.3 in (33.5mm)

Optional Accessories

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Manuals

FAQs

Product Support Tips

Product Support

Technical questions about this Spektrum product should be directed to Horizon Hobby's Product Support Department:

Horizon Hobby, LLC.
ATTN: Product Support

2904 Research Road
Champaign, IL 61822


To place a Horizon Hobby Support Inquiry please visit our Inquiry Form Support Phone:(877) 504-0233
Fax:(217) 355-1552

Sales Support

If you would like to purchase this product, please go to the Store Locator or contact the Horizon Hobby Consumer Sales Department:

Horizon Hobby, LLC.
ATTN: Consumer Sales

2904 Research Road
Champaign, IL 61822
Email: Sales Phone:(800) 338-4639
Fax:(217) 355-1552