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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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Expected Availability: Late May

List Price:  $49.99
Price:  $44.99
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Updated on May 31, 2020 12:01:38 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

Dedicated LED power ports

Numerous security points

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

Built with Crawler and Scaler designs in mind, the Firma 40 Amp Brushed ESC includes a waterproof and dust proof design to keep you going down the path in almost any conditions. It has an effective 3 amp BEC for your lights, winch and guiding servo. And it's fully programmable using an optional programmer box, so you can tailor the ESC to match your model's requirements and your own driving style.

The Firma 40 Amp Brushed ESC likewise helps reduce clutter and improve your setup with an industry-leading, integrated 4-channel DSMR®/DSM2® receiver. This integrated receiver system is completely fit to permit chauffeurs the choices for winch setups, double steering mixes and more. And setup is basic, with a convenient bind button and no complicated calibrations. When using Smart telemetry, alarms and parameters are setup instantly on your Spektrum transmitter.

What's in the Box?

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

(1) Product Manual

Integrated Smart Technology

Integrated Smart Technology
The Firma™ Smart 40 Amp Brushed ESC is ready to transmit important telemetry information using the current advances in connection with Spektrum Smart Technology. Smart Technology makes sure that all of your lorry's electronic devices work together for the greatest effectiveness and efficiency. It keeps you aware of every component's status and boosts your confidence in its capabilities, without any additional sensors or wires required.

Telemetry Data Revealed with Firma™ 40 Amp Brushed ESC:

Smart Battery Data

Cell Voltage and Balance

Battery Cycle Count

Battery Temperature

Capacity Utilized and Percent Staying

ESC Data
Motor Current

ESC Temperature

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 a remarkably responsive and dependable, 4-channel DSMR®/DSM2® surface area receiver. Powered by the built-in 3 amp 6 volt BEC, it supplies adequate power for your servos, winches, lights and other devices. Binding is simple, thanks to the easy-access bind button and basic setup without any complicated calibrations required.


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

Substantial Shows Parameters

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


Antenna Length: 1.2 in (31mm)

Car Cutoff: Yes

Band: 2404MHz, 2476MHz

Battery Connector: IC3

BEC: Yes

BEC Continous Current: 3A

BEC Type: Programmable using optional programmer box (not included)

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

Maximum Burst Current: 180A

Maximum Continuous Current: 40A

Motor Connector: 3.5mm Bullet

Overload Protection: yes

Reverse: Yes

Technology : Smart Technology

Type: DSMR ESC/Receiver

Weight: 2.4oz (68g)

Width: 1.3 in (33.5mm)

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