Spektrum
Firma 40A Brushed Smart 2-in-1 ESC and Receiver
Firma 40A Brushed Smart 2-in-1 ESC and Receiver
SKU:SPMXSE1040RX
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Spektrum Firma 40A Brushed Smart 2-in-1 ESC and Receiver is a combined brushed ESC and 4-channel DSMR/DSM2 receiver for crawler and scaler models. It has built-in Smart telemetry, a waterproof and dustproof design, IC3 battery input connector, 3.5 mm bullet motor connectors and 6 V/3 A servo output shared with auxiliary light connectors.
Included
(1) Firma 40A Brushed Smart 2-in-1 ESC and Receiver
Features
Combined brushed ESC and 4-channel receiver
Compatible with Spektrum DSMR and DSM2 surface transmitters
Built-in Smart telemetry for compatible Spektrum transmitters
Telemetry data includes battery voltage, current, ESC temperature and Smart battery data
Waterproof and dustproof design
Programmable using optional programming card
Three servo ports for steering, Aux 1 and Aux 2
Integrated throttle connection
IC3 battery input connector, compatible with EC3 battery connectors
3.5 mm bullet motor connectors
Specifications
ESC type: Brushed
Receiver type: DSMR/DSM2
Channels: 4
Maximum continuous current: 40 A
Maximum burst current: 180 A
Voltage range: 2S to 3S LiPo, 5 to 9 cell NiMH
Battery connector: IC3, EC3 compatible
Motor connector: 3.5 mm bullet
Servo output voltage: 6 V
Servo output current: 3 A
Telemetry: Battery voltage, current, ESC temperature, Smart battery data
Compatible motors: Brushed, down to 12T below 8.4 V and down to 30T below 12.6 V
Antenna length: 31 mm (1.22 in)
Length: 54 mm (2.13 in)
Width: 33.5 mm (1.32 in)
Height: 20.5 mm (0.81 in)
Weight: 68 g (2.4 oz)
Frequently Asked Questions
When will my order be shipped?
Orders placed before our daily cut-off time are usually shipped the same or next working day.
You’ll receive tracking details as soon as the courier collects your parcel.
How long will delivery take?
South African deliveries typically arrive within 1–3 working days, depending on your location.
International delivery times vary based on the destination.
Can I collect my order?
Yes. Collection is available from our Somerset West warehouse during business hours.
Where are you based?
We’re based in Somerset West, Cape Town, South Africa, and ship throughout South Africa and worldwide.
Do you ship worldwide?
Yes — we offer worldwide shipping.
What payment methods do you accept?
We accept secure online payments, including card payments, instant EFT, PayPal, and other major South African payment methods.
In-store card payments are available via Yoco.
Will I receive a tracking number?
Yes. Tracking information is emailed automatically once your order has been dispatched.
Do the products include a warranty?
Most items include a manufacturer-backed warranty.
Warranty terms vary by brand and product type.
Is my order safely packaged?
All items are securely packaged to minimise the risk of damage during transit.
Can I change or cancel my order?
If your order hasn’t been shipped yet, we can usually assist with changes or cancellations.
Please contact us as soon as possible.
Do you offer dealer or wholesale pricing?
Yes — eligible retailers can apply for a dealer account.
