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Spektrum 130 Amp Brushless Smart ESC / 1900Kv Sensorless Motor Combo (Spektrum XSEMC04 | SPMXSEMC04)

Model: Spektrum XSEMC04
Dist. #: SPMXSEMC04   SKU: SPMXSEMC04

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Price:  $219.99

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Updated on Oct 11, 2025 12:48:02 PM

130 Amp Brushless Smart ESC / 1900Kv Sensorless Motor Combo...


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Product Functions

Smart all-in-one telemetry

Quick, effective 32-bit ARM M4 processor

Waterproof

Multiple alternatives for easy programming:

Button programming

Smart ESC Shows Box

SmartLink USB Updating and Programmer application

Multi-point defense:

Over-current defense

Automatic LiPo low-voltage cutoff

Thermal defense

Failsafe defense

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

Comes bundled with Spektrum Firma 1900Kv Brushless Motor

Compact for easy setup in a lot of applications

Ready to install — no soldering required

Rugged plastic case with mounting tabs

Aluminum heat sink for high effectiveness

Cooling fan

Adjustable high-power BEC

Firmware updatable through the Smart ESC Shows Box

High heat-resistant IC™ ports, backwards suitable with EC™ ports

Minimal 1-year guarantee





Product Overview
Like every component in the Spektrum™ Smart environment, Firma™ Smart ESCs combine "plug-and-play" simplicity with the ability to interact with other Smart electronics — together, creating the best-performing RC system for your car imaginable.
Firma Smart ESCs do a lot more than control power. They function like a virtual engineer inside your design, providing a direct path to the crucial operating information you require to reach peak efficiency. Firma Smart ESCs provide you an extra layer of confidence that your electronics are all running at their best.
With Firma Smart ESCs, you'll be much better connected to your car than ever previously — without setting up additional elements that all work independently of each other. You won't require additional wires, modules, or links. A Firma electronic speed control supplies a one-wire option for obtaining telemetry information such as RPM, temperature level, battery voltage and capacity.
Firma ESCs not only collect the information however also send it to your transmitter in real time, rather of only saving it for after-run study. You're able to change settings as required to boost efficiency on the go. The Firma Smart single-wire telemetry option has been evaluated for quality and efficiency by the best brand names in RC. Their verdict? Smart technology is both simpler and superior!
This ESC comes bundled with a Spektrum Firma 1900Kv Brushless Motor capable of handling whatever this ESC can put out that is an ideal to get you driving with Spektrum Smart technology.





Needed to Complete

Spektrum™ Surface Receiver

Spektrum Smart Technology LiPo Battery

Spektrum Transmitter

What's in the Box?

(1) Spektrum™ Firma™ Smart ESC

(1) Spektrum™ Firma™ 1900Kv Brushless Motor

(1) Spektrum Smart sticker label sheet

(1) Product Handbook





Firma Smart ESC

 




Spektrum™ Smart Technology

 




WATERPROOF

WATERPROOF
The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs enables them to perform in nearly 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 ports. The IC series of ports are created from the ground up to provide a more solid connection, greater heat resistance, and uncomplicated setup. When utilized with an IC3™ or IC5™ connector-equipped Spektrum™ Smart battery, the ESC can receive and transfer battery telemetry information. EC3 and EC5 are also suitable with Firma ESCs for fundamental operation and ESC telemetry.
 





ONE-WIRE TELEMETRY

ONE-WIRE TELEMETRY

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





SMART TECHNOLOGY BATTERY DATA

SMART TECHNOLOGY BATTERY DATA
When utilized with a Spektrum™ Smart LiPo battery, your Firma™ ESC supplies you with the benefit of battery telemetry that's automatically sent to your suitable Spektrum radio in real time. On your transmitter screen you'll exist with useful details such as variety of cycles, battery percentage, individual cell voltage and more!
 

MULTIPLE SHOWS ALTERNATIVES

MULTIPLE PROGRAMMING OPTIONS
Multiple programming alternatives are offered. Button programming can be utilized with nothing more required. Utilizing the Smart Firma™ ESC Shows Box, you can easily alter settings at the track to match driving conditions. A user friendly Smart Link USB Updating and PC Programmer app is also offered.
 




 

FAST, POWERFUL M4 PROCESSOR

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

 





Specs

Auto Cutoff: Yes

Battery Port: IC5

Battery Input Lead: 6.3" (160mm) 12AWG

Bearings or Bushings: Bearings

BEC: Yes

BEC Continous Current: 4A

BEC Type: Linear

BEC Voltage: 6V

Brakes: Yes

Cells: 3-6S LiPo

Port Type: D4

Effectiveness: 86%

Forward: Yes

Height: 1.5" (38mm), ESC

Input Voltage: 11.1 - 22.2V (25.2V max), TWO - FOUR LiPo

Length: 2.2" (57mm), ESC

Low-Voltage Cutoff Programmable: Yes

Optimum Burst Current: 760A

Optimum Constant Existing: 130A, 60A

Motor Port: 4mm Female Bullet

Motor Output Lead: 5.9" (150mm) 12AWG

Motor Type: Brushless, Brushless sensorless

Number of Poles: 4

Output: 3000W, 4940A (SIX)

Total Diameter: 1.6 in (42mm), motor

Total Length: 2.9 in (74 mm), motor

Overload Defense: Yes (Thermal defense also)

Reverse: Yes

RPM: 29100 @ 15V

RPM/Volt (Kv): 1900, 1900Kv

Shaft Diameter: 0.197 in (5 mm)

Shaft Length: 0.73 in (18.5 mm)

Weight: 14.67 oz (416 g), motor, 4.4oz (126g), ESC

Width: 1.4" (37mm), ESC
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