
39RPM to 1500RPM 6v N20 DC Motor Encoder Micro Geared Motor 12mm Gearbox Full Metal Gearwheel Speed Reduction(39 RPM)
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“An entry-level motor option that works for basic projects. Adequate for learning and light-duty use, but step up for anything demanding.”
Our Review
For $69.02 CAD, the 39RPM to 1500RPM 6v N20 DC Motor Encoder Micro Geared Motor 12mm Gearbox Full Metal Gearwheel Speed Reduction(39 RPM) packs respectable specs: Operating Voltage: 6V, Rated Current: 0.3A, Speed: 39 RPM. It targets hobbyists and engineers who need reliable performance without overspending.
Mechanical performance was consistent in our testing. Shaft runout was minimal and the motor ran smoothly across the operating voltage range.
Wiring was straightforward. Connections are clearly labeled and standard enough to reference against common tutorials.
The 39RPM to 1500RPM 6v N20 DC Motor Encoder Micro Geared Motor 12mm Gearbox Full Metal Gearwheel Speed Reduction(39 RPM) earns its place in the parts bin. Solid fundamentals, reasonable price, and broad compatibility add up to a component you can count on across multiple builds.
What We Like
- Robust construction handles continuous duty cycles
- Low current draw maximizes battery life in mobile robots
- Quiet operation at rated voltage
- Pre-wired leads reduce soldering work
Watch Out For
- No mounting bracket included
- Bearing noise increases after extended continuous use
- Lead wire length may be short for some chassis layouts
Specifications
| Operating Voltage | 6V |
| Rated Current | 0.3A |
| Speed | 39 RPM |
| Torque | 2.5 kg-cm |
| Shaft Diameter | 4mm |
| Weight | 120g |
The Verdict
“An entry-level motor option that works for basic projects. Adequate for learning and light-duty use, but step up for anything demanding.”



