12V 20 RPM Side Shaft DC Gear Motor - Ultra High Torque
| Specification | Details |
| Operating Voltage | 12V DC |
| Output Shaft | Side Shaft (Off-Center) |
| Shaft Diameter | 6 mm (D-Shape) |
| Current (No-Load) | ~300mA - 500mA |
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| Specification | Details |
| Operating Voltage | 12V DC |
| Output Shaft | Side Shaft (Off-Center) |
| Shaft Diameter | 6 mm (D-Shape) |
| Current (No-Load) | ~300mA - 500mA |
Barcode:
7611125
The 12V DC 20 RPM Side Shaft Geared Motor is an ultra-high-torque power solution engineered for heavy-duty applications requiring slow, precise, and forceful rotation. The side shaft (off-center) configuration provides a specialized mechanical footprint, allowing the motor to be mounted flush against a surface while the shaft drives an external load. Featuring a rugged, multi-stage all-metal gearbox, this motor is designed to handle extreme mechanical stress, making it the ideal choice for heavy-gate automation, solar trackers, large-scale robotics, and motorized conveyors. At 20 RPM, it offers maximum mechanical advantage for moving heavy payloads with ease.
Heavy-Duty All-Metal Gearbox: Precision-engineered steel and brass gears ensure maximum durability and prevent stripping under high-stress stall conditions.
Extreme Torque Output: Geared for power over speed, providing the high rotational force needed to lift or push significant weights.
Offset Side Shaft Design: The asymmetrical shaft placement allows for compact integration into tight mechanical assemblies where center-shaft motors would interfere with the frame.
Standard 6mm D-Shaft: The output shaft includes a flat "D" cut to ensure that high-torque couplings, pulleys, or heavy-duty wheels never slip during operation.
Robust Metal Housing: The industrial-grade metallic casing protects internal components from dust and impact while serving as an efficient heat sink.
Motor Type: Brushed DC Motor with High-Ratio Gearhead.
Mounting: Compatible with standard heavy-duty side-shaft L-brackets.
Rotation: Bi-directional (Swap terminal polarity to change direction).
High Torque Mounting: Due to the extreme torque generated at 20 RPM, ensure your mounting brackets are made of thick steel. Flimsy aluminum brackets may flex or deform under the motor's starting torque.
Current Management: This motor can pull significant current when starting a heavy load. Use a high-current motor driver like the BTS7960 (43A) or a heavy-duty relay. Standard small drivers like the L293D are not suitable and will overheat instantly.
Self-Locking Tendency: While not a worm gear, the high gear ratio of a 20 RPM motor provides significant "holding torque" when unpowered. This is useful for keeping a robot arm or a mechanical gate in position without consuming battery power.
Electrical Noise (EMI): Slow-moving high-torque motors generate substantial back-EMF and electrical noise. Always solder a 0.1uF ceramic capacitor across the terminals and use a flyback diode if you are controlling the motor via a transistor or MOSFET.
1 x 12V DC 20 RPM Side Shaft High Torque Geared Motor
Disclaimer: Do not exceed the 12V DC rating for continuous use. Given the high torque, ensure all mechanical couplings are tightened with thread-locking fluid. Always include an emergency stop or fuse in your circuit to prevent mechanical breakage in the event of a stall.
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Nice customer support. Genuine products and quick response from the RoboGears team.
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Shopping for innovative components is always a pleasure here. Staff is knowledgeable and helpful.
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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.