Bonsystems 미래 로봇 시대를 주도하는 스마트 액추에이터

High-Torque Cycloidal Reducer

Small but Powerful!
BSR (Bonsystems Speed Reducer)

Developed with Bonsystems’ proprietary technology, the BSR cycloidal reducer features a streamlined design and a minimized number of components, ensuring exceptional structural stability. Utilizing the unique characteristics of the cycloidal gear profile, it is engineered to maintain optimal performance even in high-load environments and high-speed rotation conditions.

In particular, it delivers robust durability and outstanding power transmission capabilities, making it ideal for industrial applications requiring high torque transfer. Additionally, by minimizing friction and wear, it ensures long-term stable operation.

Pr 0002 미래 로봇 시대를 주도하는 스마트 액추에이터

Model Number Format

Model Name

BSR

Diameter (Reducer Outer Diameter)

070

Reduction Ratio (Gear Ratio)

049

Key Type (Output Shaft Type)

K (Key Type)

Hollow Type only by inquiry

Product Specifications

BSR 070-049-K

BSR 080-050-K

BSR 080-099-K

BSR 090-019-K

BSR 096-019-K

BSR 110-019-K

BSR 110-029-K

BSR 135-019-K

BSR 135-029-K

BSR 135-049-K

Frequently Asked Questions
What should I do if I don't know the model name?

If you are unsure about the specifications of a model when making a purchase inquiry, please refer to the detailed specifications for each model on the product page before contacting us.

We offer module configurations that combine our reducers with motors for customers purchasing our products. If you provide the product category, desired specifications, or requirements (e.g., backlash, size, torque, etc.), we will recommend suitable models and motors.

Please include details about the intended application and desired specifications in your inquiry. Providing detailed information allows our team to recommend the most suitable product for your needs.
For reducer purchases, it is generally helpful to provide the model and specifications of the motor you are using (or plan to use), the intended application, and the required specifications.

Provide the specifications, applications, and purposes of your desired product, and Bonsystems Co., Ltd. will support you with robot design, engineering, and hardware manufacturing through the selection of our cutting-edge smart actuator (BCSA).
For detailed inquiries regarding development, please use the contact form below.

BSR 070-049-K
Reduction Ratio
1:49
Offset Distance Lc (mm)
10
Maximum Input Speed (RPM)
4,500
Thickness (mm)
34.5
Allowable Radial Load (N)
970
Recommended Motor Specifications (W)
100, 200
Peak Torque During Acceleration (Nm)
70
Weight (kg)
0.7
Input Shaft Diameter Ø (mm)
8
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
73
Allowable Moment Load M (N·m)
31
Backlash (arcmin)
Below 5
Allowable Rated Torque (Nm)
35
Allowable Axial Load (N)
840
Efficiency (%)
75
Instantaneous Maximum Torque (Nm)
105
Lifespan at 2,000 RPM (hr)
6,000

BSR 080-050-K

Reduction Ratio
1:50
Offset Distance Lc (mm)
10.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
36.5
Allowable Radial Load (N)
970
Recommended Motor Specifications (W)
100, 200
Peak Torque During Acceleration (Nm)
80
Weight (kg)
0.9
Input Shaft Diameter Ø (mm)
8
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
82
Allowable Moment Load M (N·m)
32
Backlash (arcmin)
Below 5
Allowable Rated Torque (Nm)
40
Allowable Axial Load (N)
840
Efficiency (%)
75
Instantaneous Maximum Torque (Nm)
120
Lifespan at 2,000 RPM (hr)
6,000
BSR 080-099-K
Reduction Ratio
1:99
Offset Distance Lc (mm)
10.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
36.5
Allowable Radial Load (N)
1,220
Recommended Motor Specifications (W)
100, 200
Peak Torque During Acceleration (Nm)
80
Weight (kg)
0.9
Input Shaft Diameter Ø (mm)
8
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
82
Allowable Moment Load M (N·m)
40
Backlash (arcmin)
Below 5
Allowable Rated Torque (Nm)
40
Allowable Axial Load (N)
1,070
Efficiency (%)
65
Instantaneous Maximum Torque (Nm)
120
Lifespan at 2,000 RPM (hr)
6,000
BSR 090-019-K
Reduction Ratio
1:19
Offset Distance Lc (mm)
11
Maximum Input Speed (RPM)
4,500
Thickness (mm)
40.5
Allowable Radial Load (N)
960
Recommended Motor Specifications (W)
200
Peak Torque During Acceleration (Nm)
90
Weight (kg)
1.2
Input Shaft Diameter Ø (mm)
8
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
92
Allowable Moment Load M (N·m)
35
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
45
Allowable Axial Load (N)
840
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
135
Lifespan at 2,000 RPM (hr)
6,000
BSR 096-019-K
Reduction Ratio
1:19
Offset Distance Lc (mm)
12.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
44.5
Allowable Radial Load (N)
1,390
Recommended Motor Specifications (W)
400
Peak Torque During Acceleration (Nm)
130
Weight (kg)
2.1
Input Shaft Diameter Ø (mm)
14
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
96
Allowable Moment Load M (N·m)
56
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
65
Allowable Axial Load (N)
1,220
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
195
Lifespan at 2,000 RPM (hr)
6,000
BSR 110-019-K
Reduction Ratio
1:19
Offset Distance Lc (mm)
12.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
44.5
Allowable Radial Load (N)
1,390
Recommended Motor Specifications (W)
400
Peak Torque During Acceleration (Nm)
130
Weight (kg)
2.1
Input Shaft Diameter Ø (mm)
14
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
112
Allowable Moment Load M (N·m)
56
Backlash (arcmin)
Below 50
Allowable Rated Torque (Nm)
65
Allowable Axial Load (N)
1,220
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
195
Lifespan at 2,000 RPM (hr)
6,000
BSR 110-029-K
Reduction Ratio
1:29
Offset Distance Lc (mm)
12.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
44.5
Allowable Radial Load (N)
1,600
Recommended Motor Specifications (W)
400
Peak Torque During Acceleration (Nm)
130
Weight (kg)
2.1
Input Shaft Diameter Ø (mm)
19
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
112
Allowable Moment Load M (N·m)
65
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
65
Allowable Axial Load (N)
1,410
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
195
Lifespan at 2,000 RPM (hr)
6,000
BSR 135-019-K
Reduction Ratio
1:19
Offset Distance Lc (mm)
14.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
58
Allowable Radial Load (N)
2,140
Recommended Motor Specifications (W)
750
Peak Torque During Acceleration (Nm)
210
Weight (kg)
3.8
Input Shaft Diameter Ø (mm)
19
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
135
Allowable Moment Load M (N·m)
107
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
105
Allowable Axial Load (N)
1,880
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
315
Lifespan at 2,000 RPM (hr)
6,000
BSR 135-029-K
Reduction Ratio
1:29
Offset Distance Lc (mm)
14.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
58
Allowable Radial Load (N)
2,460
Recommended Motor Specifications (W)
750
Peak Torque During Acceleration (Nm)
210
Weight (kg)
3.8
Input Shaft Diameter Ø (mm)
19
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
135
Allowable Moment Load M (N·m)
123
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
105
Allowable Axial Load (N)
2,170
Efficiency (%)
80
Instantaneous Maximum Torque (Nm)
315
Lifespan at 2,000 RPM (hr)
6,000
BSR 135-049-K
Reduction Ratio
1:49
Offset Distance Lc (mm)
14.5
Maximum Input Speed (RPM)
4,500
Thickness (mm)
58
Allowable Radial Load (N)
2,930
Recommended Motor Specifications (W)
750
Peak Torque During Acceleration (Nm)
210
Weight (kg)
3.8
Input Shaft Diameter Ø (mm)
19
Allowable Average Input Speed (RPM)
3,000
Outer Diameter Ø (mm)
135
Allowable Moment Load M (N·m)
147
Backlash (arcmin)
Below 10
Allowable Rated Torque (Nm)
105
Allowable Axial Load (N)
2580
Efficiency (%)
75
Instantaneous Maximum Torque (Nm)
315
Lifespan at 2,000 RPM (hr)
6,000