
The 36ZY85P series is a compact, high-performance brushed DC gear motor designed for precision motion control applications that require reliability, smooth operation, and long service life.
It is rated for 12V or 24V, and combines a permanent-magnet brushed DC motor with a durable planetary gearbox, offering a wide range of reduction ratios from 3.7:1 to 139:1 and delivering up to 3 N·m of output torque.
Shaft configurations can be customized, carbon or metal brush types are selectable, and encoders are also available.
Dimensions

Motor Technical Parameters
| Type | Rated voltage VDC | No-load speed r/min | No-load current mA | Rated speed r/min | Rated torque mN.m | Output Power W | Rated current mA | Stall torque mN.m | Stall current A |
|---|---|---|---|---|---|---|---|---|---|
| 36ZY85P-1230 | 12 | 3000 | 250 | 2400 | 40 | 10 | 1.6 | 188 | 6.7 |
| 36ZY85P-2430 | 24 | 3000 | 150 | 2500 | 40 | 10 | 0.85 | 285 | 4.2 |
Gear Head Main Technical Parameters
36ZY85P-1230 Technical Parameters
| Reduction ratio | 3.7 | 5.2 | 14 | 19 | 27 | 51 | 71 | 100 | 139 |
| Number of gear trains | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
| Length(L) mm | 31 | 31 | 38.5 | 38.5 | 38.5 | 48.4 | 48.4 | 48.4 | 48.4 |
| No-load speed r/min | 809 | 579 | 214 | 157 | 111 | 59 | 42 | 30 | 21 |
| Rated speed r/min | 649 | 462 | 171 | 126 | 89 | 47 | 34 | 24 | 18 |
| Rated torque N.m | 0.13 | 0.19 | 0.45 | 0.62 | 0.87 | 1.5 | 2.1 | 2.9 | 3 |
| Max. permissible load in a short time | 1 | 1 | 3.5 | 3.5 | 3.5 | 7.5 | 9 | 9 | 9 |
36ZY85P-2430 Technical Parameters
| Reduction ratio | 3.7 | 5.2 | 14 | 19 | 27 | 51 | 71 | 100 | 139 |
| Number of gear trains | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
| Length(L) mm | 31 | 31 | 38.5 | 38.5 | 38.5 | 48.4 | 48.4 | 48.4 | 48.4 |
| No-load speed r/min | 809 | 579 | 214 | 157 | 111 | 59 | 42 | 30 | 21 |
| Rated speed r/min | 674 | 483 | 179 | 132 | 93 | 49 | 35 | 25 | 19 |
| Rated torque N.m | 0.13 | 0.19 | 0.45 | 0.62 | 0.87 | 1.5 | 2.1 | 2.9 | 3 |
| Max. permissible load in a short time | 1 | 1 | 3.5 | 3.5 | 3.5 | 7.5 | 9 | 9 | 9 |
Application in Different Scenarios







Customer Service
United Motion Inc.’s motion solution apply in diverse areas all around the world.
Our sales and engineering support teams are ready to assist you with any questions, including quotation, application support, and product configuration.
Please submit your requirements through our Custom Service Form to ensure a faster response. Or you can reach us at info@unitedmotioninc.com for general inquiries.
Tell Us About Your Application Requirements
United Motion Inc welcomes inquiries and challenges. If you find our standard products cannot meet your need, please feel free to contact us for customization. Our professional engineering and service team will quickly review your need and propose a solution if we can make it.
We look forward to communicating and collaborating with you!