36mm DC Planetary Gear Motor Series

Frame Size 36mm

Gearbox Length

Gear Ratio

26.4mm 3.7 5.2 N/A N/A N/A N/A
32.6mm 13.7 19.2 26.9 N/A N/A N/A
38.9mm 50.9 71.2 95 139 N/A N/A
45.3mm 188 264 369 516 721 N/A
52.5mm 699 977 1367 1911 2672 3736

Number of stages

1 Stage reduction

2 Stage reduction

3 Stage reduction

4 Stage reduction

5 Stage reduction

Reductions ratio 3.7/5.2 13.7/19.2/26.9 50.9/71.2/99.5/139 188/264/369/516/721 699/977/1367/1911/2672/3736
Gearbox Length 26.4 32.6 38.9


Max rated torque(kgf.cm) 3 6 8 12 20

Max stall torque(kgf.cm)






There are several important criteria to consider: output torque, output speed, physical size, supply voltage, and supply current etc. Once you determine these key criteria, we can find a suitable model for you. Feel free to contact us, we are more than happy to help you with the selection process.

Certainly, most of our customers request custom configurations in one form or another. If you plan on replacing a motor in an existing application, just send us a drawing or sample and we can help you find a suitable replacement. Alternatively, contact us and describe your application, our engineers will work with you to create a tailor-made solution.

If you are ordering samples of standard models, we can usually have them shipped and delivered within 5 days by air. When requesting custom motors, please allow us a 4-5 week lead-time.

We are very flexible with shipping and have dealings with most major courier services around the world. When placing an order, simply provide us a shipping address and contact information, we will handle the rest. If there is a forwarder or courier you prefer to use, just let us know and we will accommodate.

Delivering quality products is an absolute priority for us at LDO. We have test procedures throughout the manufacturing process starting from individual components. If you need a specialized motor from us, we also augment our existing test plans with custom testing solutions. In the rare case that an issue does arise, we will work with you to solve any problems in a timely and transparent manner.

Yes, we can provide OEM services for volume production. Feel free to talk to us about your branding needs.


The following are common submodels for the LDO-36PGM555 series. Click to request a quote and/or more information on a specific submodel.

Rated Voltage No Load Speed No Load Current(mA) At Load Speed(RPM) At Load Current(mA) At Load Torque(kg.cm) At Load Power
Part No. (V) (RPM) (mA) (RPM) (mA) (kg.cm) (W)
LDO-36PGM555(123000) 12 3000 <140 2200 <800 0.18 4
LDO-36PGM555(124500) 12 4500 <220 3300 <1200 0.25 8.5
LDO-36PGM555(126000) 12 6000 <350 4500 <2000 0.35 15
LDO-36PGM555(243000) 24 3000 <70 2200 <400 0.18 4
LDO-36PGM555(244500) 24 4500 <110 3300 <600 0.25 8.5
LDO-36PGM555(246000) 24 6000 <180 4500 <1000 0.35 15