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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 Aug 29, 2025 07:35:16 AM

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


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Item Features

Smart all-in-one telemetry

Fast, effective 32-bit ARM M4 processor

Water resistant

Multiple options for easy shows:

Button shows

Smart ESC Shows Box

SmartLink USB Updating and Programmer application

Multi-point protection:

Over-current protection

Automatic LiPo low-voltage cutoff

Thermal protection

Failsafe protection

Established and designed by Spektrum™ engineers, in partnership with the industry's leading ESC maker

Comes bundled with Spektrum Firma 2050Kv Brushless Motor

Compact for easy setup in most applications

Prepared to install — no soldering required

Rugged plastic case with mounting tabs

Aluminum heat sink for high efficiency

Cooling fan

Adjustable high-power BEC

Firmware updatable through the Smart ESC Shows Box

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

Limited 1-year warranty





Item Summary
Like every element in the Spektrum™ Smart ecosystem, Firma™ Smart ESCs integrate "plug-and-play" simplicity with the ability to interact with other Smart electronics — together, creating the best-performing RC system for your automobile imaginable.
Firma Smart ESCs do a lot more than manage power. They operate like a virtual engineer inside your model, providing a direct course to the crucial operating information you need to reach peak efficiency. Firma Smart ESCs offer you an additional layer of self-confidence that your electronics are all running at their best.
With Firma Smart ESCs, you'll be better linked to your automobile than ever in the past — without installing extra components that all work individually of each other. You won't need extra wires, modules, or links. A Firma electronic speed control supplies a one-wire option for acquiring telemetry information such as RPM, temperature level, battery voltage and capacity.
Firma ESCs not only collect the information however likewise send it to your transmitter in real time, instead of only saving it for after-run study. You're able to change settings as needed to enhance efficiency on the go. The Firma Smart single-wire telemetry option has been evaluated for quality and efficiency by the best brands in RC. Their decision? Smart technology is both simpler and superior!
This ESC comes bundled with a Spektrum Firma 2050Kv Brushless Motor capable of dealing with everything this ESC can put out that is a best to get you driving with Spektrum Smart technology.





Needed to Complete

Spektrum™ Surface Area Receiver

Spektrum Smart Innovation LiPo Battery

Spektrum Transmitter

What's in the Box?

(1) Spektrum™ Firma™ Smart ESC

(1) Spektrum™ Firma™ 2050Kv Brushless Motor

(1) Spektrum Smart sticker label sheet

(1) Item Manual





Firma Smart ESC

 




Spektrum™ Smart Innovation

 




WATERPROOF

WATERPROOF
The all-weather, waterproof style of Spektrum™ Firma™ Smart ESCs allows them to perform in nearly any surface 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 include IC™ series battery ports. The IC series of ports are designed from the ground up to provide a more strong connection, higher heat resistance, and simple and easy setup. When used with an IC3™ or IC5™ connector-equipped Spektrum™ Smart battery, the ESC can receive and transfer battery telemetry information. EC3 and EC5 are likewise compatible with Firma ESCs for fundamental operation and ESC telemetry.
 





ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY
No need to connect numerous wires, sensing units, modules, and links. With Firma™ ESCs, simple one-wire telemetry transmits a wide range of information directly to your transmitter in real time, consisting of RPM, voltage, temperature level, balance, capability, and speed.*
*See compatibility chart for additional information.
 





CLEVER INNOVATION BATTERY DATA

SMART TECHNOLOGY BATTERY DATA
When used with a Spektrum™ Smart LiPo battery, your Firma™ ESC supplies you with the advantage of battery telemetry that's instantly transmitted to your compatible Spektrum radio in real time. On your transmitter screen you'll exist with practical details such as number of cycles, battery percentage, individual cell voltage and more!
 

MULTIPLE PROGRAMMING OPTIONS

MULTIPLE PROGRAMMING OPTIONS
Multiple shows options are offered. Button shows can be used with nothing more needed. Utilizing the Smart Firma™ ESC Shows Box, you can quickly alter settings at the track to fit driving conditions. An easy-to-use Smart Link USB Updating and PC Programmer app is likewise 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.

 





Specs

Car 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

Maximum Burst Current: 950A

Maximum Constant Existing: 150A

Motor Connector: 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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