SIASUN SR50A Review: Specs, Price and Applications of the 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15) Industrial Robot
Updated: 2 days ago

The SIASUN SR50A is a 6-axis industrial robot with a maximum payload of 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15), a reach of 2158 mm and ±0.05 mm repeatability, listed from USD 28,000. This review covers its full specifications, design, programming options, applications and price, so you can decide whether it fits your automation project.
Quick Verdict
The SIASUN SR50A is a 6-axis articulated industrial robot with a reach of 2158 mm and a repeatability of ±0.05 mm. It is built in two versions: the SR50A-50/2.15 carries a 50 kg payload and the SR50A-70/2.15 carries a 70 kg payload. It is designed for cutting, handling, assembly, grinding and polishing, and machine loading and unloading. The wrist is protected to IP65. It is listed from USD 28,000.
SIASUN SR50A at a Glance
Maximum payload: 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15)
Reach: 2158 mm
Axes: 6
Repeatability: ±0.05 mm
Price: from USD 28,000
SIASUN SR50A Technical Specifications
The table below lists the published specifications of the SIASUN SR50A.
Specification | SIASUN SR50A |
Manufacturer | SIASUN |
Model | SR50A |
Robot type | 6-axis industrial robot |
Maximum payload | 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15) |
Reach | 2158 mm |
Axes | 6 |
Repeatability | ±0.05 mm |
Starting price | From USD 28,000 |
Detailed Technical Data
6 axes
Payload 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15)
Reach 2158 mm
Repeatability ±0.05 mm
Wrist protection IP65
Design and Build Quality

The SR50A is a 6-axis industrial robot made by SIASUN. Published build data: wrist protection IP65.
Programming and Software
Controller and Software
Programming interfaces, software licences and simulation tools vary by package, so confirm what is included before ordering.
SIASUN SR50A Applications and Use Cases
Typical applications for the SR50A are machine tending, assembly, inspection, education, research, packaging and dispensing.
Machine tending

The SR50A loads and unloads machine tools, presses and moulding machines within its 2158 mm reach.
Assembly
Repeatability of ±0.05 mm supports fitting, inserting and fastening parts in assembly cells.
Inspection
The SR50A presents parts to cameras and gauges, or carries the sensor to the part.
SIASUN SR50A Price and Value
The SIASUN SR50A is listed from USD 28,000 on All Things Cobots. The controller, end effectors, safety equipment and integration affect the final price and are quoted separately. Prices are indicative, are not final and may change.
Pros and Cons
Pros
50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15) maximum payload with a 2158 mm reach
±0.05 mm repeatability
Cons
Needs safety fencing or equivalent safeguarding
The 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15) maximum payload includes the end effector
End effectors, safety equipment and integration are quoted separately
Who Should Buy the SIASUN SR50A?
The SIASUN SR50A fits manufacturers that need an industrial robot of this size for handling, machine tending and assembly.
See the full SIASUN SR50A product listing on All Things Cobots.
SIASUN SR50A FAQ
How much does the SIASUN SR50A cost?
The SIASUN SR50A is listed from USD 28,000 on All Things Cobots. The price is indicative and may change, and it does not include end effectors, safety equipment or integration.
What is the payload and reach of the SIASUN SR50A?
The SR50A has a maximum payload of 50 kg (SR50A-50/2.15) or 70 kg (SR50A-70/2.15) and a reach of 2158 mm.
How accurate is the SIASUN SR50A?
Its published repeatability is ±0.05 mm.
How many axes does the SIASUN SR50A have?
The SR50A has 6 axes.
How is the SIASUN SR50A programmed?
Programming is done with SIASUN's own software. Confirm the included interfaces and SDKs with the supplier.
What is the SIASUN SR50A used for?
Typical applications are machine tending, assembly, inspection, education, research, packaging and dispensing.
Specifications and prices are based on manufacturer and distributor information. Prices are indicative, are not final and may change.





