Here are the full technical specifications for the JGA25-370 DC Gear Motor with a rated voltage of 12V and a speed of 250 RPM , ratio 1:35
This motor is a popular choice for robotics, DIY projects, and industrial automation due to its high-quality metal gearbox and reliable torque.
Technical Specifications
| Feature | Value |
| Model | JGA25-370 |
| Operating Voltage | 12V – 18V DC |
| Rated Voltage | 12V DC |
| No-load Speed | 250 RPM |
| No-load Current | ~50mA |
| Rated Torque | ~4.3 kg.cm |
| Stall Torque | 9 kg.cm |
| Stall Current | ~1.2A |
| Gear Reduction Ratio | 1:34 |
Mechanical Dimensions & Design
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Motor Diameter: 24.4 mm
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Gearbox Diameter: 25 mm
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Shaft Diameter: 4 mm (typically a D-shaped shaft to prevent gear slippage)
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Shaft Length: ~9.5 mm
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Gear Material: All-metal gears for high durability and wear resistance.
Key Features
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Direction Control: The direction of rotation can be reversed simply by swapping the positive and negative power leads.
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Speed Control: Compatible with PWM (Pulse Width Modulation) controllers to adjust the speed smoothly.
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Encoder Option: Some versions of this motor come with a rear-mounted magnetic encoder (usually with a 6-pin connector) for precise position and speed feedback.
Common Use Cases
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Mobile Robots: Balancing robots, 4WD platforms, and smart cars.
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Home Automation: Automatic curtains, smart locks, and small valves.
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Industrial: Vending machines, conveyor belts, and camera gimbals.
