Product Description
The bus servo series has rich functions and reliable performance, covering applications in multiple fields such as industry and robotics.

Product parameters
Product Name | HLS3960M-C001 | STS3095-C001 | |
Model | 12V 60kg-cm TTL Serial Bus Smart Servo with Constant Force Control | 7.4V 95kg.cm TTL Serial Bus Servo | |
Apply Environmental Condition | Storage Temperature Range | -30℃~80℃ | -30℃~80℃ |
Operating Temperature Range | -10℃~60℃ | -20℃~60℃ | |
Mechanical Specification | Dimensions | A:45mm B:24.4mm C:35.5mm | A:30mm B:65mm C:48mm |
Weight | 103.2±2g | 194.5± 1g | |
Gear Type | Metal Gear | Steel Gear | |
Mechanical Limit Angle | No limit | NO limit | |
Bearings | Ball bearings | Ball bearings | |
Output Shaft | 25T/OD5.9mm | 15T/OD7.6mm | |
Reduction Ratio | 1/358 | 1/399 | |
Casing | Aluminium | Aluminium | |
Servo Cable | 15CM | 15CM | |
Gear Clearance | ≦0.5° | ≦0.5° | |
Motor | Coreless Motor | Core Motor | |
Electrical Specification | Operating voltage | 8V-16V | 6V-9V |
Quiescent current | 22mA | 26mA | |
No-load speed | 0.137sec/60°(73RPM)@12V | 0.286sec/60°(35RPM) 0@7.4V | |
No-load current | 400mA@12V | 600mA@7.4V | |
Stall-rotor torque | 60kg.cm@12V | 95kg.cm@7.4V | |
834.7oz.in@12V | 1321.61oz.in@7.4V | ||
Rated torque | 20kg. cm@12V | 35kg.cm@8.4V | |
Rated current | 2300mA@12V | 2200mA@7.4V | |
Stall-rotor current | 6.9A@12V | 9.5A@7.4V | |
Kt constant | 8.69kg.cm/A | 10kg.cm/A | |
Control Specification | Control signal | Digital Packet | Digital Packet |
Protocol type | Half Duplex Asynchronous Serial Communication | Half Duplex Asynchronous Serial Communication | |
ID range | 0-253 | 0-253 | |
Communication baud rate | 38400bps ~ 1 Mbps | 38400bps ~ 1 Mbps | |
Control algorithm | PID | PID | |
Mid-position | 2048 | 180°(2048) | |
Rotation angle | 360° (when 0~4095) | 360° (when 0~4096) | |
Rotation direction | Clockwise(0→4095) | Clockwise(0→4096) | |
Electronic resolution | 0.088°(360°/4096) | 0.088°(360°/4096) | |
Feedback | Load, Position,Speed, Input Voltage,Current),Temperature | ||
HLS3960M
Dimensions

Accessories

Performance

STS3095
Dimensions

Accessories

Performance

Product Display
TTL serial bus control
High-precision magnetic encoder
Metal gear set + full metal housing
Double ball bearing structure
Multi-mode intelligent operation
Real-time data feedback
Programmable parameter settings
Multiple safety protections
360° continuous rotation
Industrial wide voltage design
Quality Control
This product undergoes rigorous quality control before leaving the factory. From the meticulous selection of core components to the high-precision manufacturing and assembly of the motor and gear train, every detail is ensured to be tight and reliable. Comprehensive performance testing precisely verifies torque, angular accuracy, and response speed, and verifies stability in harsh environments such as high and low temperatures, humidity, and vibration. All products undergo long-term endurance cycling and numerous electrical tests, including voltage, current, and electromagnetic compatibility tests, ensuring that each servo delivers superior performance and durability, providing you with a reliable and secure motion control experience.
Application Cases
The TTL bus servo series provides core joint drives for intelligent automation, covering diverse application scenarios from precision medicine to industrial heavy loads.
Intelligent Robotics
Service Machine Joint Execution
Precision Equipment
Detecting Pan/Tilt Positioning
Remote Control Models
Driving Large RC Models
Medical Assistance
Driving Rehabilitation Equipment
Security Monitoring
Monitoring Pan/Tilt Rotation
Industrial Automation
Driving Robotic Arm Joints










