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Spektrum Firma 40 Amp Brushed Smart 2-in-1 ESC and Receiver (Spektrum XSE1040RX | SPMXSE1040RX)
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Model: Spektrum XSE1040RX
Dist. #: SPMXSE1040RX   SKU: SPMXSE1040RX

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South Jordan, UT
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List Price:  $49.99
Price:  $44.99
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Updated on Apr 23, 2021 10:08:31 AM

Firma 40 Amp Brushed Smart 2-in-1 ESC and Receiver...

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Integrated SMART Technology

Integrated 4-Channel DSMR® Receiver

Waterproof design

Committed LED power adapters

Numerous security points

Update your brushed motor geared up models to Spektrum™ Smart Technology with the Firma™ Smart 40 Amp Brushed ESC. Get important battery and ESC telemetry data quickly and in genuine time right on your Smart-compatible Spektrum transmitter — consisting of motor existing, input voltage, remaining battery capability and other information that will help endurance RC trailers increase effectiveness and extend battery life and run time.

Built with Crawler and Scaler models in mind, the Firma 40 Amp Brushed ESC includes a waterproof and dust evidence design to keep you going down the trail in almost any conditions. It has a powerful 3 amp BEC for your lights, winch and steering servo. And it's fully programmable utilizing an optional programmer box, so you can customize the ESC to suit your design's needs and your own driving style.

The Firma 40 Amp Brushed ESC also helps in reducing mess and streamline your setup with an industry-leading, integrated 4-channel DSMR®/DSM2® receiver. This integrated receiver system is perfectly fit to enable drivers the alternatives for winch setups, dual steering blends and more. And setup is basic, with a convenient bind button and no complex calibrations. When utilizing Smart telemetry, alarms and specifications are setup immediately on your Spektrum transmitter.

What's in the Box?

(1) Spektrum™ Firma™ 40 Amp Brushed Smart 2-in-1 ESC and Receiver

(1) Item Manual

Integrated Smart Technology

Integrated Smart Technology
The Firma™ Smart 40 Amp Brushed ESC is prepared to send important telemetry data utilizing the latest advances in connection with Spektrum Smart Technology. Smart Technology ensures that all of your automobile's electronics interact for the best effectiveness and performance. It keeps you aware of every component's status and enhances your confidence in its capabilities, without any extra sensors or wires required.

Telemetry Data Shown with Firma™ 40 Amp Brushed ESC:

Smart Battery Data

Cell Voltage and Balance

Battery Cycle Count

Battery Temperature level

Capacity Utilized and Percent Staying

ESC Data
Motor Current

ESC Temperature level

Input Voltage


Integrated 4-Channel DSMR®/DSM2® Receiver

Built-in 4-Channel DSMR®/DSM2® Receiver
Integrated into the Firma™ Smart 40 Amp Brushed ESC is an incredibly responsive and trustworthy, 4-channel DSMR®/DSM2® surface area receiver. Powered by the built-in 3 amp 6 volt BEC, it supplies sufficient power for your servos, winches, lights and other accessories. Binding is easy, thanks to the easy-access bind button and basic setup without any complex calibrations required.


Waterproof Style
The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs allows them to perform in almost any surface under nearly any conditions. This extends to the built-in 4-channel receiver, keeping you going through dust, gravel, snow, and water.

Substantial Programming Specifications

Extensive Programming Parameters
From Low Voltage Cutoff to Throttle Punch settings and whatever in-between, the Firma™ Smart 40 Amp Brushed ESC can be tuned for your design's needs and your personal driving design. To adjust these specifications, all you require is the user-friendly Dynamite® LED Program Card (DYNS3005). The Program Card consists of whatever you require to program your Firma 40 Amp Brushed ESC. It has a simple-to-read LED display screen and a helpful shows legend on its face to help with shows while you're on the trail.


Antenna Length: 1.2 in (31mm)

Auto Cutoff: Yes

Band: 2404MHz, 2476MHz

Battery Connector: IC3

BEC: Yes

BEC Continous Current: 3A

BEC Type: Programmable utilizing optional programmer box (not consisted of)

BEC Voltage: 6V

Brakes: Yes

Channels: 4

Forward: Yes

Height: 0.81 in (20.5mm)

Input Voltage: 6-10.8V (2-3S LiPo, 5-9 cell NiMH)

Length: 2.1 in (54mm)

Low-Voltage Cutoff Programmable: Yes

Optimum Burst Current: 180A

Optimum Constant Present: 40A

Motor Connector: 3.5mm Bullet

Overload Defense: yes

Reverse: Yes

Technology : Smart Technology

Type: DSMR ESC/Receiver

Weight: 2.4oz (68g)

Width: 1.3 in (33.5mm)

Frequently Bought Together

Spektrum Firma 40 Amp Brushed Smart 2-in-1 ESC and Receiver
Savox Waterproof Standard Digital Servo .15/208
RC 4WD 540 Crawler Brushed Motor 45T
This Item: Spektrum Firma 40 Amp Brushed Smart 2-in-1 ESC and Receiver
Savox Waterproof Standard Digital Servo .15/208
RC 4WD 540 Crawler Brushed Motor 45T

Total Price: $96.97

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