Servo selection: torque, speed, gears and voltage
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
A6300 Standard Digital HV Ultra Torque Brushless Metal Gear Aircraft Servo
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
A6300 Standard Digital HV Ultra Torque Brushless Metal Gear Aircraft Servo is a Spektrum product intended for aircraft, helicopter, sailplane or multirotor radio installations where reliable control and setup clarity matter. 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 servo range.
- Intended for aircraft, helicopter, sailplane or multirotor radio installations where reliable control and setup clarity matter.
- 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.
Core Specifications
- Manufacturer: Spektrum
- Brand: Spektrum
- Product Code: SPMSA6300
- Product Family: Spektrum servo range
- Application: Airplane
- Compatibility Focus: Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering.
- Spektrum Category: Radios / Aircraft / Servos
- Input Voltage: 6.0-8.4V
- Motor Type: Brushless
- Gear Type: Metal
- Bearing: Dual Ball Bearing
- Bushing Or Bearing: Bearing
- Connector Type: Universal
- Connector Wire Length: 18" (457 mm)
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.
Which servo fits each RC aircraft type?
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Make an aircraft calmer for beginners by setting low rates, high rates and expo without hiding mechanical setup problems.
How to set failsafe correctly on an RC aircraft
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| Technical Specifications | |
| Manufacturer | Spektrum |
| Brand | Spektrum |
| Product Code | SPMSA6300 |
| Spektrum Category | Radios / Aircraft / Servos |
| Connector Type | Universal |
| Product Family | Spektrum servo range |
| Application | Airplane |
| Compatibility Focus | Check model fit, connector type, voltage range and Spektrum protocol compatibility before ordering. |
| Input Voltage | 6.0-8.4V |
| Product Height | 1.49" (38 mm) |
| Product Length | 1.57" (40 mm) |
| Product Weight | 2.81oz (79.80g) |
| Product Width | 0.79" (20 mm) |
| Programmable | No |
| Bearing | Dual Ball Bearing |
| Gear Type | Metal |
| Servo Operating Voltage | 6.0 - 8.4V (HV) |
| Servo Size Category | Standard |
| Servo Type | Digital |
| Spline Count | 23 - Tooth |
| Motor Type | Brushless |
| Water-Resistant | No |
| Wire Gauge | 22 AWG |
| Product Application | Air |
| Connector Wire Length | 18" (457 mm) |
| Maximum Servo Speed | 0.14 sec/60 deg @ 6.0V; 0.11 sec/60 deg @7.4V; 0.10 sec/60 deg @ 8.4V |
| Bushing Or Bearing | Bearing |
| Maximum Servo Torque | 378.37 oz-in (27.26 kg-cm) @ 6.0V; 467.06 oz-in (33.65 kg-cm) @ 7.4V; 530.22 oz-in (38.20 kg-cm) @ 8.4V |
| Deadband | 2µs, 3µs |
Tags: Spektrum, SPMSA6300, Spektrum servo range, Spektrum Catalog, Spektrum Servos, Spektrum Standard Servos, Spektrum Aircraft Electronics, RC-MODEL