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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 Sep 18, 2025 05:25:24 PM

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

Multiple options for simple programming:

Button programming

Smart ESC Programs Box

SmartLink USB Updating and Developer application

Multi-point security:

Over-current security

Automatic LiPo low-voltage cutoff

Thermal security

Failsafe security

Established and developed by Spektrum™ engineers, in collaboration with the market's leading ESC manufacturer

Comes bundled with Spektrum Firma 2050Kv Brushless Motor

Compact for simple setup in many applications

Prepared to set up — no soldering required

Rugged plastic case with installing tabs

Aluminum heat sink for high performance

Cooling fan

Adjustable high-power BEC

Firmware updatable through the Smart ESC Programs Box

High heat-resistant IC™ connectors, in reverse compatible with EC™ connectors

Limited 1-year service warranty





Item Overview
Like every component in the Spektrum™ Smart ecosystem, Firma™ Smart ESCs integrate "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 a lot more than regulate power. They work like a virtual engineer inside your model, providing a direct path to the crucial operating information you require to reach peak efficiency. Firma Smart ESCs offer you an additional 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 previously — without installing additional components that all work independently of each other. You won't require additional wires, modules, or links. A Firma electronic speed control provides a one-wire solution for acquiring telemetry information such as RPM, temperature, battery voltage and capacity.
Firma ESCs not only collect the information however likewise send it to your transmitter in genuine time, instead of only saving it for after-run study. You have the ability to adjust settings as needed to improve efficiency on the go. The Firma Smart single-wire telemetry solution has been checked for quality and efficiency by the best brand names in RC. Their decision? Smart innovation is both simpler and superior!
This ESC comes bundled with a Spektrum Firma 2050Kv Brushless Motor capable of handling everything this ESC can put out that is a best to get you driving with Spektrum Smart technology.





Needed to Complete

Spektrum™ Surface Receiver

Spektrum Smart Technology LiPo Battery

Spektrum Transmitter

What remains in package?

(1) Spektrum™ Firma™ Smart ESC

(1) Spektrum™ Firma™ 2050Kv Brushless Motor

(1) Spektrum Smart sticker sheet

(1) Item Manual





Firma Smart ESC

 




Spektrum™ Smart Technology

 




WATERPROOF

WATERPROOF
The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs permits them to perform in nearly any surface under almost 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 connectors. The IC series of connectors are developed from the ground up to supply a more solid connection, higher heat resistance, and simple and easy setup. 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 compatible with Firma ESCs for basic operation and ESC telemetry.
 





ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY
No requirement to connect several wires, sensors, modules, and links. With Firma™ ESCs, basic one-wire telemetry sends a vast array of information straight to your transmitter in genuine time, consisting of RPM, voltage, temperature, balance, capacity, and speed.*
*See compatibility chart for more information.
 





CLEVER TECHNOLOGY BATTERY DATA

SMART TECHNOLOGY BATTERY DATA
When utilized with a Spektrum™ Smart LiPo battery, your Firma™ ESC provides you with the advantage of battery telemetry that's immediately transferred to your compatible Spektrum radio in genuine time. On your transmitter screen you'll be presented with useful details such as variety of cycles, battery portion, individual cell voltage and more!
 

MULTIPLE PROGRAMMING ALTERNATIVES

MULTIPLE PROGRAMMING OPTIONS
Multiple programming options are readily available. Button programming can be utilized with absolutely nothing more needed. Using the Smart Firma™ ESC Programs Box, you can easily alter settings at the track to fit driving conditions. A user friendly Smart Link USB Updating and PC Developer app is likewise readily available.
 




 

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.

 





Specs

Vehicle Cutoff: Yes

Battery Connector: 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 Continuous Existing: 150A

Motor Connector: 4mm Bullet

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

Output: 3000W

Overload Protection: 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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