30 RPM 12V DC Geared Motor - High Torque Centre Shaft Motor
| Specification | Details |
| Operating Voltage | 12V DC |
| Output Speed | 30 RPM |
| Shaft Type | Centre Shaft (Circular) |
| No-Load Current | ~60mA - 100mA |
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| Specification | Details |
| Operating Voltage | 12V DC |
| Output Speed | 30 RPM |
| Shaft Type | Centre Shaft (Circular) |
| No-Load Current | ~60mA - 100mA |
Barcode:
3279996
The 30-RPM 12V Centre Shaft DC Geared Motor is a high-torque, low-speed actuator engineered for applications requiring significant pulling power and precise motion. By utilizing a high-ratio internal gear reduction system, this motor converts high-speed rotation into a steady 30 revolutions per minute, making it ideal for heavy-duty robotics, automated curtain pullers, rotating display stands, and small conveyor systems. The "Centre Shaft" alignment ensures the output shaft is positioned perfectly in the middle of the motor's face, allowing for symmetrical mounting and balanced weight distribution in mechanical assemblies.
High Torque Output: The internal gear reduction significantly multiplies the motor's torque, allowing it to move heavier loads than standard high-speed motors.
Precision Symmetrical Design: The center-aligned shaft simplifies CAD design and mechanical integration into circular or symmetrical robot chassis.
Metal Gear Construction: Features a robust gearbox housing with high-strength gears designed to withstand the stresses of high-torque starts and stops.
Wide Voltage Compatibility: Optimized for 12V DC but can operate at lower voltages (e.g., 6V or 9V) with a proportional decrease in speed and torque.
Standardized 6mm Shaft: Compatible with a vast ecosystem of 6mm bore wheels, gears, pulleys, and universal mounting hubs.
Motor Body: Standard 37mm or 25mm diameter (depending on specific model variant).
Direction: Reversible by swapping the input polarity (+/-).
Brushes: High-quality carbon/metal brushes for extended operational life.
Controlling Heavy Loads: Because this motor is geared for high torque, using a powerful driver like the BTS7960 43A or an L298N (if current is within limits) is recommended. Use PWM (Pulse Width Modulation) to achieve speeds even lower than 30 RPM for ultra-precise positioning.
The "Flat-Spot" Trick: To prevent wheels or couplers from slipping on the circular 6mm shaft under high torque, use a metal file to create a small "D-shaped" flat spot on the shaft where the grub screw will tighten.
Avoid Stall Conditions: At 30 RPM, the motor exerts a lot of force. If the motor is stalled (mechanically blocked), the current will spike rapidly, which can heat up the coils or strip the internal gears. Always use a fuse or a current-limiting motor driver for protection.
Mounting Strategy: Use specialized L-brackets or face-mount threaded holes to secure the motor. Ensure the mounting surface is rigid; any flexing in the motor mount can lead to misalignment of the drive chain or belt.
Electrical Noise Filtering: To prevent the motor's brushes from interfering with your microcontroller or sensors, solder a 0.1uF ceramic capacitor across the motor terminals. This acts as a simple but effective EMI filter.
1 x 30-RPM 12V Centre Shaft DC Geared Motor
Disclaimer: Do not exceed the 12V rating for prolonged periods, as excessive voltage can cause the gearbox to wear prematurely. Avoid applying heavy side-loads (radial loads) directly to the shaft; if the motor must support weight, use an external bearing block to protect the internal gearbox.
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My go-to site for electronic components and recently 3D prints. Hope they restock more drone components soon.
Service is so good that I can't explain 😍😃
Nice customer support. Genuine products and quick response from the RoboGears team.
Excellent range of robotics components. Very useful for student projects and DIY electronics.
Great STEM kits and electronics products. Perfect place for students and beginners.
Good product selection and excellent customer support. Highly recommended.
Shopping for innovative components is always a pleasure here. Staff is knowledgeable and helpful.
Best place I discovered recently. Got all my components and the staff is very polite.
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