PMDC-Planetary Gear Motor 22mm

The 22ZY38B 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, and combines a permanent-magnet brushed DC motor with a durable planetary gearbox, offering a wide range of reduction ratios from 4:1 to 304:1 and delivering up to 0.3 N·m of output torque.

Shaft configurations can be customized, carbon or metal brush types are selectable, and encoders are also available.

Dimensions

Diameter and length of the shaft are customizable.

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
22ZY38B-1230	12	3000	70	2200	3	0.7	135	9.3	0.26
22ZY38B-1260	12	6000	100	5000	3	1.56	250	17	0.87

Gear Head Main Technical Parameters

22ZY38B-1230 Technical Parameters

Reduction ratio	4	4.75	16	19	22	64	76	90	107	256	304
Number of gear trains	1	1	2	2	2	3	3	3	3	4	4
Length(L) mm	13	13	16.7	16.7	16.7	20.4	20.4	20.4	20.4	24.1	24.1
No-load speed r/min	750	632	188	158	136	47	39	33	28	12	10
Rated speed r/min	550	463	138	116	100	34	29	24	21	8.6	7.2
Rated torque N.m	0.011	0.013	0.039	0.046	0.053	0.14	0.17	0.2	0.23	0.3	0.3
Max. permissible load in a short time	0.09	0.09	0.45	0.45	0.45	0.75	0.75	0.75	0.75	0.9	0.9

22ZY38B-1260 Technical Parameters

Reduction ratio	4	4.75	16	19	22	64	76	90	107	256	304
Number of gear trains	1	1	2	2	2	3	3	3	3	4	4
Length(L) mm	13	13	16.7	16.7	16.7	20.4	20.4	20.4	20.4	24.1	24.1
No-load speed r/min	1500	1263	375	316	273	94	79	67	56	23	20
Rated speed r/min	1250	1035	313	263	227	78	66	56	47	20	16
Rated torque N.m	0.011	0.013	0.039	0.046	0.053	0.14	0.17	0.2	0.23	0.3	0.3
Max. permissible load in a short time	0.09	0.09	0.45	0.45	0.45	0.75	0.75	0.75	0.75	0.9	0.9

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!