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Practical Electronics Module for Maker, Student, and Prototype Builds
The Gear 15 Teeth 2.9mm Inner Diameter Copper is a practical electronics module from Circuitrocks for students, makers, and repair-friendly builds. It fits well in projects that need general project use, while keeping setup straightforward for testing and prototype work.
Compared with generic parts, this product stands out through details such as 15 Teeth, 2.9mm. That makes it a solid choice for Arduino, ESP32, Raspberry Pi, robotics, motion-control, and workshop projects where matching the right part from the start saves time.
Important: Always match the electrical rating, size, and control method of this part with the rest of your setup before full-power testing.
Why you'll love it
- 15 Teeth: gives you a quick spec reference before choosing the right part
- 2.9mm: gives you a quick spec reference before choosing the right part
- Good for prototype work: adds useful value when choosing parts for a build
- Easy to integrate: adds useful value when choosing parts for a build
- Useful in many student builds: adds useful value when choosing parts for a build
What you can build
This product is a good fit for general maker builds, testing, prototypes, and controller-based projects. It works especially well in student projects, quick repairs, and prototype builds where part availability, straightforward hookup, and predictable results matter.
Starter bundles
It fits well in Arduino, ESP32, and Raspberry Pi projects, especially when matched with the right power source and controller.
Recommended add-ons
Popular add-ons depend on your build, but matching controllers, power supplies, and compatible motion parts usually make integration easier. You can also compare it with Turbo Metal Gear Worm Motor 6V 40RPM 10kg-cm, Front Axle Steering Gear Kit.
Comparison table
| Compared Product | Best For | Key Difference | Direct Link |
|---|---|---|---|
| Turbo Metal Gear Worm Motor 6V 40RPM 10kg-cm | general project use | 6V, 40RPM, metal gear | View product |
| Front Axle Steering Gear Kit | classroom and quick-build projects | Front Axle Steering Gear | View product |
| GT2 Timing Pulley 2Gt Bore Aluminium Gear Teeth | mechanical fit and mounting | mini | View product |
Technical specifications
| Product | Gear 15 Teeth 2.9mm Inner Diameter Copper |
|---|---|
| Brand | Circuitrocks |
| Product Type | Electronics Module |
| Category | Remote Control Toy Accessories |
| Primary SKU | AN108-15-29 |
| Key Specs | 15 Teeth, 2.9mm |
| Product URL | https://circuit.rocks/products/gear-gear-teeth-2-9mm-inner-diameter-copper-actuator-cnc-robotics |
Pinout & power notes
Confirm voltage, interface type, and load requirements before wiring it into your project.
What’s in the box
1 × Gear 15 Teeth 2.9mm Inner Diameter Copper
Frequently Asked Questions
Can this work with Arduino or similar boards?
Yes, as long as the voltage, control method, and wiring match your controller and power supply.
Should I power it directly from a controller pin?
For small signal-only modules that may be fine, but motors, pumps, solenoids, and relays should use a proper driver or external supply.
Is this good for student and prototype builds?
Yes. It fits well in testing, learning, and proof-of-concept projects when matched with the right support parts.
How do I choose the right version?
Check the size, voltage, torque, speed, current, and fit details that matter most for your project.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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