Spektrum
Firma 120A Brushless Smart ESC 3S-4S
Firma 120A Brushless Smart ESC 3S-4S
SKU:SPMXSE1120
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The Spektrum Firma 120 A Brushless Smart ESC is a robust all-in-one power solution for 1/8 scale surface vehicles. Featuring waterproof durability, one-wire Smart telemetry, and programmable settings via button, programming box, or app—it's an ideal high-performance upgrade for demanding RC applications.
Features
- Integrated 120 A Smart ESC with real-time telemetry using SRXL2 link
- 32-bit ARM M4 processor for precise throttle control and response
- Waterproof, dust-resistant housing suitable for all-weather use
- Supports forward‑brake and forward‑brake‑reverse drive modes
- Selectable 6 V or 7.4 V @ 4 A BEC to power accessories
- Multi-point safety protection: over-current, thermal, auto cutoff, failsafe
- High‑heat IC5 battery input connector, backwards compatible with EC5
- Firmware updatable via SmartLink, button or Smart ESC Programmer Box
What’s in the box
- Firma 120 A Smart ESC (IC5 connector / 4 mm bullet output)
- Spektrum Smart sticker
- Instruction manual
Needed to complete
- Compatible surface receiver (DSMR/DSMX/SLT capable)
- 3 S or 4 S LiPo battery (IC™/EC™ connector)
- Full-range surface transmitter
Specifications
- Continuous current: 120 A
- Burst current: up to 830 A
- Input voltage: 3 S–4 S LiPo (11.1–14.8 V) or 8–12 cell NiMH
- BEC output: 4 A @ selectable 6 V or 7.4 V
- Connector types: IC5 input, 4 mm bullet output
- Drive modes: Forward‑brake and reverse supported
- Auto cutoff: Yes
- Programmable: Yes (button, Smart ESC Box, SmartLink app)
- Water-resistant: Yes
- Dimensions (L × W × H): ~43 × 39 × 34 mm
- Weight: ~153 g
- Time‑delay brake support: Yes
- Technology: Smart telemetry, firmware updatable
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.
