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.
Chaservo HV3512H
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Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Chaservo HV3512H
Chaservo HV3512H is a professional Chaservos item from AKATJA GmbH, prepared for the RC-MODEL catalog with customer-facing information, official product imagery, structured specifications and no storefront supplier pricing.
Recommended use
This product is relevant for RC builders and pilots looking for chaservos, replacement parts, upgrades or setup components. Use it when planning a new model build, maintaining an existing aircraft, boat or radio system, or comparing compatible electronic and power-system parts.
What to check before ordering
Confirm the physical dimensions, weight, voltage, current rating, connector style, shaft size, cell count, propeller range and installation space against your model. RC-MODEL can help verify compatibility when you provide the model name and part number.
Key details
- Recommended application area: Planes, Helicopter, RC-Cars
- Classification: low-profile HV-Servo
- Length: 40,5
- Width: 20
- Height: 23,1
- Weight incl. connection cable: 55
- High voltage capable: Yes
- Voltage 1 (V1): 6.0
- Voltage 2 (V2): 7.4
- Max. input voltage: 8.4
- Regulating time V1/60°: 0.14
- Regulating time V2/60°: 0.12
- Pulling load V1: 30
- Pulling load V2: 35
Chaservo HV3512H Product description and features The Chaservo HV3512H is a no-compromise low-profile servo in a class of its own. Equipped with a powerful brushless motor, steel gears and a splash-proof aluminium housing, it is ideally suited for tough use in model aircraft, helicopters and also in RC cars. Suggested application HV servo for model aircraft, helicopters and RC cars. Features Rated voltage DC 7.4V Voltage range DC 6V - 8.4V Output Torque 26,7 kg·cm @ 6.0V 30,2 kg·cm @ 7.4V 35,0 k
Reference SKU/model: 871012211. Mention this reference when contacting RC-MODEL for availability or fitment support.
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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| Technical Specifications | |
| Manufacturer | AKATJA GmbH |
| Product Type | Chaservos |
| SKU | 871012211 |
| EAN | 4897073542393 |
| Availability | In stock |
| Recommended application area | Planes, Helicopter, RC-Cars |
| Classification | low-profile HV-Servo |
| Length | 40,5 |
| Width | 20 |
| Height | 23,1 |
| Weight incl. connection cable | 55 |
| High voltage capable | Yes |
| Voltage 1 (V1) | 6.0 |
| Voltage 2 (V2) | 7.4 |
| Regulating time V1/60° | 0.14 |
| Regulating time V2/60° | 0.12 |
| Pulling load V1 | 30 |
| Pulling load V2 | 35 |
| Number of ball bearings | 2 |
| Housing type | Aluminum |
| Motor type | brushless Motor |
| Transmission type | steel |
| Number of output cogs | 25T/6 Compatible servo arms from Ditex Savöx Hitec and Futaba |
| Angle measurement | Potentiometer |
| Programmable | Yes |
| Max. input voltage | 8.4 |
| Frequency | 1520us/333HZ |
| Telemetry | nein |
Tags: AKATJA GmbH, Chaservo HV3512H, Servos, Chaservos