Robot DC Servo Motor – Low Voltage Servo Motor for Robotics

More Than Motor Power. Your Robot Needs Controlled Torque, Reliable Motion and Easy Integration.

Choosing a motor for a robot is not simply about selecting the right wattage.

Robot manufacturers need to consider torque, speed, acceleration, battery voltage, encoder feedback, installation space, gearbox ratio and continuous operating conditions at the same time.

Keya provides low-voltage DC servo motor solutions for robotics and mobile robot applications, helping engineers build compact, responsive and reliable drive systems.

Motor configurations can be matched with encoders, brakes and gearboxes according to your robot's mechanical and control requirements.

[Request AGV Motor Selection]

[Get Technical Datasheet]

Is Your Robot Drive System Facing These Problems?

Robot motion systems often operate under conditions that are very different from traditional industrial machines.

Limited Installation Space

Robot chassis and joints often have very limited space. A larger motor is not always a practical solution.

You need high performance from a compact motor package.

Frequent Start-Stop Operation

Mobile robots constantly accelerate, decelerate, stop and reverse.

This places higher demands on motor response, thermal performance and overload capability.

High Torque at Low Speed

Robots often need controlled movement at low speed while still maintaining sufficient torque.

Selecting a motor based only on rated power can result in poor low-speed performance.

Battery-Powered Operation

Many mobile robots use 12V, 24V, 36V or 48V DC battery systems.

The motor needs to match the robot's available voltage and power architecture.

Accurate Motion Control

Robotic applications often require stable speed and position control.

Encoder feedback allows the control system to monitor motor speed and position in real time.

Difficult Motor & Gearbox Matching

The motor, gearbox and wheel or mechanical load must work as one system.

An incorrect gear ratio can cause insufficient torque, excessive speed or unnecessary energy consumption.

Integration With the Robot Controller

The motor needs to work with the robot's controller and motion-control system.

Electrical and mechanical compatibility should be considered before the motor is selected.

The right robot motor is not simply the motor with the highest power. It is the motor that matches the complete motion system.

Why Choose Keya DC Servo Motors for Robotics?

High Torque for Robotic Motion

Robot applications often require high starting torque and stable torque output during acceleration, climbing or load movement.

Keya DC servo motors can be configured according to the torque and speed requirements of different robotic platforms.

Low-Voltage DC Operation

Designed for battery-powered equipment, Keya low-voltage DC servo motors are suitable for mobile robots operating from DC power systems.

Typical voltage options can include:

12V / 24V / 48V /96V DC

Customized voltage solutions can also be evaluated according to the application.

Encoder Feedback

Encoder options provide feedback to the control system for closed-loop motion control.

This can help improve:

• Speed regulation

• Position feedback

• Low-speed control

• Motion consistency

• Multi-wheel synchronization

Compact Motor Solutions

Robot chassis space is limited.

A properly selected motor and gearbox combination can provide the required torque and speed while helping engineers optimize the available installation space.

Brake Option

For applications requiring holding or stopping capability, a brake can be integrated into the motor configuration.

Gearbox Matching

Different robotic platforms require different combinations of speed and torque.

Keya can provide motor and gearbox configurations based on:

• Required wheel speed

• Output torque

• Wheel diameter

• Robot weight

• Payload

• Duty cycle

Flexible Integration

Motor configuration can be adapted to different robot designs, including shaft dimensions, mounting configuration, encoder selection, brake requirements and gearbox options.

DC Servo Motors for Different Robot Applications

Keya low-voltage DC servo motors can be used in different robotic platforms where controlled torque, speed and motion are required.

Mobile Robots

Drive motors for autonomous mobile robots used in factories, warehouses and logistics environments.

AGV & AMR

Low-voltage servo motor solutions for autonomous transportation and material-handling vehicles.

Tracked Robots

High-torque motor configurations for tracked robot platforms requiring strong traction and independent left/right drive control.

Agricultural Robots

DC servo motors for autonomous agricultural machinery, field robots and mobile agricultural platforms.

Inspection Robots

Motor solutions for mobile inspection robots used in industrial, infrastructure and specialized environments.

Service & Delivery Robots

Compact drive motor solutions for autonomous delivery and service robots.

Special-Purpose Robots

Customized motor, encoder, brake and gearbox configurations for robotic platforms with specific mechanical and electrical requirements.

AGV Drive Motor Technical Specifications

Related products

80mm DC Servo Motor   Power:200w-400W Speed: 3000rpm & 1500rpm Voltage:DC24V-DC96V	110mm DC Servo Motor   Power:400w-600W Speed: 3000rpm & 1500rpm Voltage:DC24V-DC96V	130mm DC Servo Motor Power:500w-3000W Speed: 3000rpm & 1500rpm Voltage:DC24V-DC96V

200mm DC Servo Motor Power:5000w-15000W Speed: 3000rpm & 1500rpm Voltage:DC24V-DC96VV	215mm DC Servo Motor Power:4000w-10000W Speed: 3000rpm & 1500rpm Voltage:DC24V-DC96V

Model	Rated power/w	Rated volt/V	Rated speed/rpm	Rated Current/A	Rated Torque/N.m
KY80AS020-15	200W	24V/48V	1500rpm	9.4A/4.7A	1.27N.M
KY80AS0204-15	400W	24V/48V	1500rpm	21.3A/10.6A	2.55N.m
KY80AS0204-30	400W	24V/48V	3000rpm	18.8A/9.4A	1.27N.m
KY110AS0405-15	500W	24V/48V	1500rpm	28A/14A	3.1N.m
KY110AS0408-15	800W	24V/48V	1500rpm	44A/22A	5.0N.m
KY110AS0410-15	1000W	24V/48V	1500rpm	52A/28A	6.3N.m
KY110AS0412-25	1200W	48V	2500rpm	33A	4.5N.m
KY110AS0415-15	1500W	48V	1500rpm	37.5A	9.5N.m
KY110AS0415-30	1500w	48V	3000rpm	37.5A	4.7N.m
KY110AS0420-25	2000w	48V	2500rpm	55A	7.6N.M
KY130AS0430-15	3000W	48V	1500rpm	73A	19.1N.m

Recommended Driver controller

Wiring Definition

Motor			Encoder
MA/U	MB/V	MC/W	5V	A	B	Z	Hall A/U	Hall B/V	Hall C/W
			Red	Gray	Green	Yellow	Brown	Blue	Orange
Yellow	Green	Blue	0V	A-	B-	Z-	Hall A/U-	Hall B/V-	Hall C/W-
			Black	White/ Gray	White/ Green	White/ Yellow	White/ Brown	White/ Blue	White/ Orange

Shieled Wire		Black (thick)
Brake		Two black cables,regardless of posive and negative.

How to Select a DC Servo Motor for a Robot?

Choosing a robot motor based only on rated power can lead to an oversized, undersized or poorly matched drive system.

Before selecting the motor, consider the following factors.

1. Robot Weight & Payload

Calculate the total moving mass, including the robot itself and the maximum payload.

2. Required Torque

The motor must provide enough torque for starting, acceleration, normal movement and special conditions such as climbing slopes.

3. Required Speed

Motor speed must be matched with the gearbox ratio and wheel diameter to achieve the required robot travel speed.

4. Acceleration

A robot that needs rapid acceleration requires significantly more torque than one that moves at a constant speed.

5. Wheel Diameter

For wheeled robots, wheel diameter directly affects the relationship between output torque and travel speed.

6. Battery Voltage

The motor should match the robot's DC battery system.

7. Duty Cycle

Frequent acceleration, braking, reversing and continuous operation can affect the motor's thermal load.

8. Gearbox Ratio

The gearbox determines how motor speed and torque are converted into usable wheel speed and traction.

9. Encoder Requirements

If the robot requires closed-loop speed or position control, the appropriate encoder should be selected.

10. Installation Space

Motor diameter, length, shaft dimensions and mounting holes should be checked before final selection.

Need help selecting a motor?

Send us your robot weight, payload, wheel diameter, required speed and battery voltage. Keya engineers can help evaluate a suitable motor and gearbox configuration.

Company Profile

Jinan Keya Electron Science and Technology Co., Ltd, founded in 2001, has been trading in the research &development, manufacturing and sales of DC motor and control system for 15 years. Company set technology, talent, management and other resources advantages, to effectively integrate, has maintained a healthy, stable and rapid growth. The company has adopted ISO9001:2008 quality management system certification, products through the CE certification. More than 3000 large and medium-sized domestic equipment manufacturers designated as supporting products, and exported to the United States, Europe, Southeast Asia and other countries.

Tell Us About Your Robot Project

Not sure which DC servo motor is suitable for your robot?

Send us the basic parameters of your project.

Recommended Information

• Robot weight

• Maximum payload

• Number of driven wheels

• Wheel diameter

• Required travel speed

• Acceleration

• Maximum slope

• Battery voltage

• Operating hours

• Required gearbox

• Encoder requirements

• Brake requirements

• Installation space

What You Can Get From Keya

Motor recommendation

Torque & speed evaluation

Gearbox matching

Technical specifications

Customized configuration

Request a Robot Motor Solution

Name

Company

Business Email

WhatsApp / Phone

Robot Type

Payload

Battery Voltage

Required Speed

Message

[Get My Robot Motor Recommendation]