Radio systems and receivers: choosing a reliable control link
Channels, receiver protocols, telemetry, range, redundancy and what to check before matching a transmitter to a model.
Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Why choose Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo through RC-MODEL?
Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo is an RC product from Spektrum. This page focuses on what an end customer needs: fit, use cases, specifications and imagery, without prices or outbound supplier detours.
Fit and use
Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo fits customers looking for Spektrum items in Spektrum Catalog, Spektrum ESCs, Spektrum Surface Electronics, with RC-MODEL support for choosing the right configuration.
- Relevant category: Spektrum Catalog, Spektrum ESCs, Spektrum Surface Electronics
- Product identification for inquiry: model SPMXSEMC05 / SKU SPMXSEMC05
Key details
- Motor Class: 1/8 Scale
- Spektrum Category: Cars & Trucks / Parts, Electronics & Accessories / Electronic Speed Controls
- BEC Voltage: 6V
- Input Voltage: 3S - 6LiPo
- Motor Output Lead: 6.5mm
- Product Height: 1.5" (38.5mm), ESC
Before ordering
- Confirm dimensions, power system, radio compatibility or material size before purchase.
- Ask us to match required accessories, adhesives, hardware, batteries or replacement parts.
- RC-MODEL helps with fit checks, availability, compatible accessories and a formal quote in Israel.
Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo is a Spektrum product intended for surface RC vehicles, crawlers, bashers and race setups that need dependable Spektrum control electronics. This page presents the practical buying information a customer needs before ordering: fit, SKU, image, category, specifications and usage advantages.
The content is written for purchasing through RC-MODEL, without supplier prices or links to competing stores.
Key Advantages
- Organized under the Spektrum telemetry and sensor range.
- Intended for surface RC vehicles, crawlers, bashers and race setups that need dependable Spektrum control electronics.
- Check compatibility with Spektrum Smart equipment and the exact model requirements before ordering.
- Includes local product imagery and structured specifications for easier comparison inside RC-MODEL.
- Spektrum Smart compatibility is highlighted where relevant for batteries, chargers, ESCs or telemetry-aware systems.
Core Specifications
- Manufacturer: Spektrum
- Brand: Spektrum
- Product Code: SPMXSEMC05
- Product Family: Spektrum telemetry and sensor range
- Application: Surface
- Compatibility Focus: Check compatibility with Spektrum Smart equipment and the exact model requirements before ordering.
- Spektrum Category: Cars & Trucks / Parts, Electronics & Accessories / Electronic Speed Controls
- Input Voltage: 3S - 6LiPo
- Amperage: 120A or larger
- Motor Type: Brushless
- Auto Cutoff: Yes
- Battery Input Lead: IC5
- BEC: Yes
- BEC Continuous Current: 4
Relevant RC Academy guides
Learn before you buy
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
How to bind an RC transmitter and receiver
A practical binding guide for matching protocol, bind mode, receiver power, model memory, control checks and common binding mistakes.
How to set failsafe correctly on an RC aircraft
Failsafe setup for electric and fuel aircraft: throttle behavior, receiver signal loss, switch positions and safe verification before flight.
How to set Dual Rates and Expo on an RC transmitter
Make an aircraft calmer for beginners by setting low rates, high rates and expo without hiding mechanical setup problems.
How to perform the first test flight of an RC aircraft
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | Spektrum |
| Brand | Spektrum |
| Product Code | SPMXSEMC05 |
| Spektrum Category | Cars & Trucks / Parts, Electronics & Accessories / Electronic Speed Controls |
| Connector Type | IC5 |
| Product Family | Spektrum telemetry and sensor range |
| Application | Surface |
| Compatibility Focus | Check compatibility with Spektrum Smart equipment and the exact model requirements before ordering. |
| Auto Cutoff | Yes |
| BEC | Yes |
| BEC Type | Linear |
| BEC Voltage | 6V |
| Brakes | Yes |
| Forward | Yes |
| Input Voltage | 3S - 6LiPo |
| Maximum Continuous Current | 150A |
| Motor Output Lead | 6.5mm |
| Product Height | 1.5" (38.5mm), ESC |
| Product Length | 2.3" (58mm), ESC |
| Product Weight | 8.4oz (238g), ESC |
| Product Width | 1.9" (47.5mm) without tabs, 2.3" (59.5mm) with tabs, ESC |
| Programmable | Yes |
| Reverse | Yes |
| Technology | Smart |
| Amperage | 120A or larger |
| BEC Continuous Current | 4 |
| Low-Voltage Cutoff Programmable | Yes |
| Motor Type | Brushless |
| Overload Protection | Yes |
| Product Application | Surface |
| ESC Type | Brushless |
| Part Type | Electronics |
| Output | 3000W |
| RPM/Volt (Kv) | 2050Kv |
| Outer Diameter | 1.57" (40 mm) |
| Shaft Diameter | 0.197" (5 mm) |
| Maximum Burst Current | 950A |
| Max Input Voltage | 22.2V |
| Battery Input Lead | IC5 |
| Programming Options | Button, Programming Box, Smartlink App, On Screen Text Gen |
| Motor Class | 1/8 Scale |
| Constant Wattage | 3000W or more |
| Integrated ESC | No |
| Kv Rating | 2000-2499Kv |
| Sensor Type | Sensorless |
Tags: Spektrum, SPMXSEMC05, Spektrum telemetry and sensor range, Spektrum Catalog, Spektrum Smart Technology, Spektrum ESCs, Spektrum Surface Electronics, RC-MODEL