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Firma 70A Brushed Smart ESC, 2S-3S: IC3

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Spektrum Accessories - SPMXSE1070
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Programming Boxes

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7.4V 4000mAh 2S 50C Smart LiPo Battery, IC3
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7.4V 5000mAh 2S 50C Smart Hardcase LiPo Battery: IC3
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11.1V 5000mAh 3S 100C Smart Hardcase LiPo Battery: IC3
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$74.99
7.4V 5000mAh 2S 100C Smart G2 Hardcase LiPo Battery: IC3
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7.4V 5000mAh 2S 30C Smart LiPo G2 Hard Case: IC3
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7.4V 5000mAh 2S 30C Smart G2 Hardcase LiPo Battery: IC5
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7.4V 5000mAh 2S 50C Smart LiPo G2 Hard Case: IC3
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$74.99
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Motors

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Firma 15T Rebuildable 3-Pole Brushed Motor
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Next Shipment Date Unknown
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Overview

The Spektrum Firma 70 amp Brushed Smart ESC is waterproof and ready to use in most 1/10th scale RC models. Featuring programming options that make it easy to tune for your on-road and off-road racers, scalers, crawlers, and bashers.

Like every component in the Spektrum™ Smart ecosystem, Firma™ Smart 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 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!

*Please see manual for Waterproof Usage Guidelines

**See compatibility chart for more information.

  • SMART: INTEGRATED SMART TECHNOLOGY
  • WATERPROOF: Designed and built to operate in “wet condition” such as puddles, creeks, and snow*
  • PROGRAM VIA TRANSMITTER: Proprietary Text Gen Programming Allows for programming the esc from Transmitter

Features

  • Smart all-in-one telemetry
  • Smart Lite functionality
    • Provides Spektrum Smart ESC data such as input voltage, esc temperature, and Text Gen Telemetry data over one wire. No additional sensors required. Smart Lite ESCs do not provide Smart Battery data.
  • Integrated LED light power outputs for simple installation without the need of additional receiver ports
  • 70 Amp continuous power – ideal for 1/10 scale crawlers and scalers
  • 2S-3S LiPo Compatible
  • Multiple options for easy programming:
    • Smart ESC Programming Box
    • SmartLink USB Updating and Programmer application
    • Programming from Transmitter via Text Gen Telemetry
  • Waterproof ESC*
  • 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
  • Aluminum heat sink for high efficiency
  • Adjustable high-power BEC (6V or 7.4V, 4amp)
  • Firmware updatable through the Smart ESC Programming Box
  • High heat-resistant IC™ connectors, backwards compatible with EC™ connectors
  • Limited 1-year warranty
PRO-LEVEL DRAG BRAKE ADJUSTMENT
PRO-LEVEL DRAG BRAKE ADJUSTMENT

The Spektrum Firma 60 amp Brushed Smart ESC features a huge range of drag brake adjustability, allowing for drivers to expertly tune their models depending on their driven train and vehicle weight. Featuring fine levels of adjustability for Drag Brake Percentage and Drag Brake Rate that is perfect for tuning your crawlers and scalers for expert level rock crawling performance.

 

WATERPROOF
WATERPROOF

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

 

ONE-WIRE TELEMETRY
ONE-WIRE TELEMETRY

No need to connect multiple wires, sensors, modules, and links. With Firma™ ESCs, simple one-wire telemetry transmits a wide range of data directly to your transmitter in real time, including voltage, temperature, balance, capacity, and speed.**

 

MULTIPLE PROGRAMMING OPTIONS
MULTIPLE PROGRAMMING OPTIONS

Multiple programming options are available. Using the Smart Firma™ ESC Programming Box, you can easily change settings on the trail to suit driving conditions. An easy-to-use Smart Link USB Updating and PC Programmer app is also available. And for those with a Text Gen capable, programming and adjustment of ESC settings can be performed, right from your Spektrum transmitter, no additional modules or wires needed!

 

SMART TECHNOLOGY BATTERY DATA
SMART TECHNOLOGY BATTERY DATA

When used with a Spektrum™ Smart LiPo battery, your Firma™ ESC provides you with the benefit of battery telemetry that's automatically transmitted to your compatible Spektrum radio in real time. On your transmitter screen you'll be presented with helpful information such as number of cycles, battery capacity used and remaining, individual cell voltage and more!

 

Product Specs

Adjustable Timing
No
Amperage
60A - 79A
Application
Surface
Auto Cutoff
Yes
Battery Input Lead
IC3
BEC
Yes
BEC Continous Current
4
BEC Voltage
6V / 7.4V User Selectable
Brakes
Integrated with ESC
Connector Type
4mm Bullet, IC3
ESC Type
Brushed
Forward
Yes
Input Voltage
2–3 Cell Li-Po / Li-Fe; 5–9 Cell Ni-MH / Ni-Cd
Low-Voltage Cutoff Programmable
Yes
Max Input Voltage
11.1V
Maximum Burst Current
200A
Maximum Continuous Current
70A
Motor Limit
540 / 550 Size Brushed Motors
Motor Output Lead
4mm
Motor Type
Brushed
Product Application
Crawling, Surface
Product Height
0.71" (18 mm)
Product Length
1.41" (36 mm)
Product Weight
1.76 oz (50 g)
Product Width
1.18" (30 mm)
Programmable
Yes
Programming Options
Programming Box, Smartlink App, On Screen Text Gen
Reverse
Yes
Technology
Smart
Turns
Below 8.4V; Down to 12T / Below 12.6V; Down to 35T
Water-Resistant
Yes

Compatibility

No results for your given fitment filters

Video Overview

The Spektrum Firma 70 amp Brushed Smart ESC is waterproof and ready to use in most 1/10th scale RC models. Featuring programming options that make it easy to tune for your on-road and off-road racers, scalers, crawlers, and bashers.

Product Details

icon-box
In The Box
  • (1) Spektrum Firma 70A Brushed Smart ESC
  • (2) Light Strings (red and white)
  • (1) Product Manual
icon-how-to
Needed to Complete
  • Spektrum™ Surface Receiver
  • 540 – 550 size Brushed motor
  • 2S or 3S Lipo Battery with EC3 or IC3 Connector
  • Spektrum Transmitter
Firma 70A Brushed Smart ESC, 2S-3S: IC3