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Spektrum 150 Amp Brushless Smart ESC / 2050Kv Sensorless Motor Combo (Spektrum XSEMC05 | SPMXSEMC05)

Model: Spektrum XSEMC05
Dist. #: SPMXSEMC05   SKU: SPMXSEMC05

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South Jordan, UT
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Price:  $259.99

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Updated on Nov 26, 2025 02:16:09 AM

150 Amp Brushless Smart ESC / 2050Kv Sensorless Motor Combo...


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Item Features

Smart all-in-one telemetry

Fast, powerful 32-bit ARM M4 processor

Water resistant

Numerous choices for easy programs:

Button programs

Smart ESC Programming Box

SmartLink USB Updating and Developer application

Multi-point protection:

Over-current protection

Automatic LiPo low-voltage cutoff

Thermal protection

Failsafe protection

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

Comes bundled with Spektrum Firma 2050Kv Brushless Motor

Compact for easy installation in the majority of applications

All set to install — no soldering needed

Rugged plastic case with mounting tabs

Aluminum heat sink for high performance

Cooling fan

Adjustable high-power BEC

Firmware updatable through the Smart ESC Programming Box

High heat-resistant IC™ adapters, backwards compatible with EC™ adapters

Minimal 1-year service warranty





Item Summary
Like every component in the Spektrum™ Smart environment, Firma™ Smart ESCs combine "plug-and-play" simplicity with the capability to communicate with other Smart electronics — together, creating the best-performing RC system for your car imaginable.
Firma Smart ESCs do much more than manage power. They work like a virtual engineer inside your model, offering a direct course to the essential operating data you need to reach peak efficiency. Firma Smart ESCs offer you an additional layer of self-confidence that your electronics are all operating at their best.
With Firma Smart ESCs, you'll be better linked to your car than ever in the past — without setting up additional elements that all work individually of each other. You won't need additional wires, modules, or links. A Firma electronic speed control offers a one-wire solution for getting telemetry data such as RPM, temperature, battery voltage and capacity.
Firma ESCs not just gather the data however also send it to your transmitter in real time, rather of just storing it for after-run research study. You have the ability to change settings as needed to enhance efficiency on the go. The Firma Smart single-wire telemetry solution has actually been evaluated for quality and efficiency by the finest brands in RC. Their verdict? Smart technology is both easier and superior!
This ESC comes bundled with a Spektrum Firma 2050Kv Brushless Motor capable of managing whatever this ESC can put out that is an ideal to get you driving with Spektrum Smart technology.





Needed to Total

Spektrum™ Surface Receiver

Spektrum Smart Technology LiPo Battery

Spektrum Transmitter

What remains in the Box?

(1) Spektrum™ Firma™ Smart ESC

(1) Spektrum™ Firma™ 2050Kv Brushless Motor

(1) Spektrum Smart sticker label sheet

(1) Item Handbook





Firma Smart ESC

 




Spektrum™ Smart Technology

 




WATERPROOF

WATERPROOF
The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs permits them to perform in almost any terrain under practically 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 created from the ground up to supply a more solid connection, higher heat resistance, and effortless installation. When utilized with an IC3™ or IC5™ connector-equipped Spektrum™ Smart battery, the ESC can get and transmit battery telemetry data. EC3 and EC5 are also compatible with Firma ESCs for basic operation and ESC telemetry.
 





ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY
No need to link numerous wires, sensors, modules, and links. With Firma™ ESCs, easy one-wire telemetry transfers a wide variety of data straight to your transmitter in real time, including RPM, voltage, temperature, balance, capability, and speed.*
*See compatibility chart for more details.
 





SMART INNOVATION BATTERY DATA

SMART TECHNOLOGY BATTERY DATA
When utilized with a Spektrum™ Smart LiPo battery, your Firma™ ESC offers you with the benefit of battery telemetry that's instantly transferred to your compatible Spektrum radio in real time. On your transmitter screen you'll be presented with useful information such as number of cycles, battery percentage, individual cell voltage and more!
 

MULTIPLE PROGRAMS CHOICES

MULTIPLE PROGRAMMING OPTIONS
Numerous programs choices are offered. Button programs can be utilized with nothing more needed. Using the Smart Firma™ ESC Programming Box, you can quickly change settings at the track to fit driving conditions. An easy-to-use Smart Link USB Updating and PC Developer app is also offered.
 




 

FAST, POWERFUL M4 PROCESSOR

FAST, POWERFUL M4 PROCESSOR
The Firma™ ESCs' 32-bit M4 processor produces higher resolution signal input and more precise motor output.

 





Requirements

Automobile Cutoff: Yes

Battery Adapter: IC5

Battery Input Lead: IC5, EC5 compatible

BEC: Yes

BEC Continous Current: 5A

BEC Type: Linear

BEC Voltage: 6V

Brakes: Yes

Forward: Yes

Height: 1.5" (38.5mm), ESC

Input Voltage: 3S - 6LiPo

Length: 2.3" (58mm), ESC

Low-Voltage Cutoff Programmable: Yes

Optimum Burst Current: 950A

Optimum Constant Current: 150A

Motor Adapter: 4mm Bullet

Motor Output Lead: 5.9" (150mm) 10AWG

Output: 3000W

Overload Defense: Yes

Programmable: Yes

Reverse: Yes

RPM/Volt (Kv): 2050Kv

Weight: 8.4oz (238g), ESC

Width: 1.9" (47.5mm) without tabs, 2.3" (59.5mm) with tabs, ESC

Frequently Bought Together

Spektrum 150 Amp Brushless Smart ESC / 2050Kv Sensorless Motor Combo
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This Item: Spektrum 150 Amp Brushless Smart ESC / 2050Kv Sensorless Motor Combo
$259.99
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Total Price: $703.87

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