1. Introducció
This manual provides essential information for the safe and effective use of your Spektrum S9120BL 1/5 Torque Metal Servo. Designed for demanding 1/5 scale applications, this servo offers high torque and brushless motor precision. Please read this manual thoroughly before installation and operation.
2. Informació de seguretat
ADVERTIMENT:
Read the ENTIRE instruction manual to become familiar with the features of the product before operating. Failure to operate the product correctly can result in damage to the product, personal property, and cause serious injury. This is a sophisticated hobby product. It must be operated with caution and common sense and requires some basic mechanical ability. Failure to operate this product in a safe and responsible manner could result in injury or damage to the product or other property. This product is not intended for use by children. Do not use with incompatible components or alter this product in any way outside of the instructions provided by Horizon Hobby, LLC. This manual contains instructions for safety, operation, and maintenance. It is essential to read and follow all the instructions and warnings in the manual, prior to assembly, setup or use, in order to operate correctly and avoid damage or serious injury.
3. Característiques del producte
- Sortida de parell alt: Rated at 1454 oz-in of torque at 8.4V, suitable for 1/5 scale vehicles.
- Motor sense escombretes: Provides precision and durability.
- Durabilitat millorada: Features a new case design with improved gear support and an aluminum top plate with a redesigned bearing housing.
- Disseny elegant: Stealth black finish.
- Detachable Connector: New thicker 18AWG wire detachable connector for convenience.
4. Especificacions
| Especificació | Valor |
|---|---|
| Dimensions del producte | 4.2 x 3.1 x 1.8 polzades |
| Pes de l'article | 4 unces |
| Número de model | SPMSS9120BL |
| Edat recomanada pel fabricant | 14 anys i més |
| Piles necessàries | 1 Nonstandard Battery |
| Fabricant | Spektrum |
5. Contingut del paquet
- Spektrum S9120BL 1/5 Torque Metal Servo, SPMSS9120BL
6. Configuració i instal·lació
The Spektrum S9120BL servo is designed for 1/5 scale applications. Proper installation is crucial for optimal performance and durability. Ensure your vehicle's servo mount is compatible with the dimensions of this servo.

Figure 1: Spektrum S9120BL 1/5 Torque Metal Servo. This image shows the overall appearance of the servo unit.

Figure 2: Spektrum S9120BL Servo Dimensions (Side and Front View). This diagram provides precise measurements for mounting.

Figure 3: Spektrum S9120BL Servo Dimensions (Isometric View). This diagram offers additional perspective on the servo's physical size.
6.1. General Servo Mounting
Mount the servo securely into the designated servo tray or mounting location within your RC vehicle. Ensure all screws are tightened appropriately to prevent movement during operation. Connect the servo's 18AWG wire detachable connector to your receiver or servo controller.
Video 1: Metal Equipment Box Tray & Servo Mount for 1/6 Axial SCX6. This video demonstrates the installation process of a servo mount and servo in a 1/6 scale RC vehicle, providing a visual guide for similar installations.
7. Funcionament
The Spektrum S9120BL is a high-performance brushless digital servo. Once installed and connected, ensure your radio system is properly bound and calibrated. Test the servo's movement range and centering before operating the vehicle. The servo is designed to provide precise and powerful control for steering or other functions in 1/5 scale RC models.
7.1. Característiques de rendiment
- High torque output ensures strong steering authority even under heavy loads.
- Brushless motor technology provides efficient and responsive operation.
- Designed for durability in demanding environments.
Video 2: HobbyPark Waterproof 100KG Servo. This video showcases the waterproof capabilities and high torque performance of a similar high-performance servo.
Video 3: HobbyPark Waterproof 70kg Servo Brushless Motor High Torque. This video illustrates the high torque and brushless motor features of a comparable servo, including its waterproof design.
Video 4: 150kg digital RC servo. This video demonstrates the operational range and precision of a high-power digital servo.
Video 5: Goteck 70KG Brushless Waterproof Digital Servo. This video highlights the features of a brushless, waterproof, high-torque digital servo.
Video 6: GOTECK 70KG Brushless Digital Servo High Voltage 14V. This video demonstrates the high voltage capabilities and digital precision of a brushless servo.
8. Manteniment
- Regularly inspect the servo for any signs of damage, especially to the gears and casing.
- Keep the servo clean and free from dirt, dust, and moisture.
- Ensure all mounting screws remain tight.
- Check the servo wire for fraying or damage and replace if necessary.
9. Solució De Problemes
- Servo not responding: Check power connections, receiver binding, and ensure the servo wire is securely plugged in. Verify the radio system is powered on.
- Moviment erràtic: This could indicate interference, a faulty receiver, or a damaged servo. Test with another servo or receiver if possible.
- Weak or slow response: Ensure the power supply (battery) is adequately charged and providing sufficient voltage. Check for any mechanical binding in the steering linkage.
- Grinding noise: This often indicates damaged gears. Disassemble and inspect the gears for wear or breakage.
10. Garantia i Suport
For warranty information and technical support, please refer to the official Spektrum weblloc web o poseu-vos en contacte amb el servei d'atenció al client. Conserveu el comprovant de compra per a qualsevol reclamació de garantia.
Manufacturer: Spektrum





