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 4685-1450Kv Brushless Motor: 8mm
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Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Firma 4685-1450Kv Brushless Motor: 8mm 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 electric motor range.
- Intended for surface RC vehicles, crawlers, bashers and race setups that need dependable Spektrum control electronics.
- Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering.
- Includes local product imagery and structured specifications for easier comparison inside RC-MODEL.
- Quick Links
Core Specifications
- Manufacturer: Spektrum
- Brand: Spektrum
- Product Code: SPMXSM5400
- Product Family: Spektrum electric motor range
- Application: 1/7-1/5 scale, 8S Vehicles
- Compatibility Focus: Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering.
- Spektrum Category: Cars & Trucks / Parts, Electronics & Accessories / Motors
- Voltage: 12.0v-35.2V
- Motor Type: Brushless
- Connector Type: 6.5mm Bullet
- Motor Size: 4685-1450
- Number of Poles: 4
- Outer Diameter: 1.81" (46 mm)
- Product Length: 3.34" (85 mm)
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| Technical Specifications | |
| Manufacturer | Spektrum |
| Brand | Spektrum |
| Product Code | SPMXSM5400 |
| Spektrum Category | Cars & Trucks / Parts, Electronics & Accessories / Motors |
| Connector Type | 6.5mm Bullet |
| Product Family | Spektrum electric motor range |
| Application | 1/7-1/5 scale, 8S Vehicles |
| Compatibility Focus | Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering. |
| Product Length | 3.34" (85 mm) |
| Product Weight | 775g |
| Motor Type | Brushless |
| Voltage | 12.0v-35.2V |
| Motor Size | 4685-1450 |
| Number of Poles | 4 |
| RPM/Volt (Kv) | 1450Kv |
| Outer Diameter | 1.81" (46 mm) |
| Shaft Diameter | 0.31" (8 mm) |
| Shaft Length | 0.86" (22 mm) |
Tags: Spektrum, SPMXSM5400, Spektrum electric motor range, Spektrum Catalog, Spektrum Motors, Spektrum Surface Electronics, RC-MODEL