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.
Para-RC Servo 20Kg (Cloud 1.5)
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Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Para-RC Servo 20Kg (Cloud 1.5)
Para-RC Servo 20Kg (Cloud 1.5) is a professional Para-RC Cloud 1.5 spare parts item from Hacker Motor 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 para-rc cloud 1.5 spare parts, 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: Para-RC models up to 4.0Kg
- Classification: Digital standard servo
- Length: 40.5mm
- Width: 20.5mm
- Height: 43,5mm
- Weight incl. connection cable: 60g
- Length connection cable: 23cm
- High voltage capable: Yes
- Voltage 1 (V1): 5.5V
- Voltage 2 (V2): 7,4V
- Regulating time V1/60°: 0.18 sec.
- Regulating time V2/60°: 0.13 sec.
- Pulling load V1: 16.5Kg
- Pulling load V2: 20.0Kg
Para-RC Servo 20Kg (Cloud 1.5) Product description and features Digital standard servo with full metal gear and an actuating force of 20 kilograms at 7.4 volts. Application proposal Standard servo in the Cloud 1.5, Para-RC models up to 4.0kg take-off weight Properties Torque (5.5V): 16.5 kg-cm Torque (7.4V): 20.0 kg-cm Speed: 0.18 sec (5.5V) - 0.16 sec (7.4V) Operating voltage: 4.8 ~ 7.4 volts DC Bearing type: ball bearing x 2 Gearbox: full metal Dimensions LxWxH: 40.5mm x 20.5mm x 43.5mm Weight
Reference SKU/model: 87100081. 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?
A buying table for matching servo size, torque, speed, gear type and voltage to trainers, gliders, 3D aircraft, EDF jets and Giant Scale models.
How to install servos and linkages correctly
Mechanical setup guide for servo arms, linkage angles, throw, control horns, neutral position and radio setup after geometry is correct.
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 set failsafe correctly on an RC aircraft
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| Technical Specifications | |
| Manufacturer | Hacker Motor GmbH |
| Product Type | Para-RC Cloud 1.5 spare parts |
| SKU | 87100081 |
| EAN | 4250320265283 |
| Availability | In stock |
| Recommended application area | Para-RC models up to 4.0Kg |
| Classification | Digital standard servo |
| Length | 40.5mm |
| Width | 20.5mm |
| Height | 43,5mm |
| Weight incl. connection cable | 60g |
| High voltage capable | Yes |
| Voltage 1 (V1) | 5.5V |
| Voltage 2 (V2) | 7,4V |
| Regulating time V1/60° | 0.18 sec. |
| Regulating time V2/60° | 0.13 sec. |
| Pulling load V1 | 16.5Kg |
| Pulling load V2 | 20.0Kg |
| Number of ball bearings | 2 |
| Housing type | Plastic / Aluminum |
| Transmission type | Full metal |
| Number of output cogs | 25 |
| Length connection cable | 23cm |
Tags: Hacker Motor GmbH, Para-RC Servo 20Kg (Cloud 1.5), RC Airplanes, Para-RC, Para-RC Cloud Complete Sets, Para-RC Cloud 1.5 spare parts