GM25-310 25mm 6V 13-48RPM DC Gear Motor High Torque For Robot Advertising Device
The GM25-310 DC Gear Motor is a compact and powerful solution designed to provide high torque and precise control in a variety of applications. This motor pairs the robust 310 motor with a precision-engineered gear reduction box, featuring a diameter of 25mm. The gearbox offers multiple reduction ratios—such as 29:1, 31:1, 78:1, 195:1, and 488:1—and can be tailored to meet specific requirements for speed and torque. Additionally, it is available in different standard lengths, including 15.9mm, 17.4mm, 18.9mm, and 20.4mm, ensuring compatibility with a broad range of designs.
Built for low-speed operation and high torque output, the GM25-310 is ideal for applications that require precise motion control, such as robotics, advertising displays, and automation systems. Its small form factor, combined with customizable gear ratios, allows for integration into compact spaces while maintaining dependable performance. Whether you’re working on robotics, industrial automation, or advertising devices, the GM25-310 provides an efficient and adaptable drive solution for demanding, low-speed, high-torque applications.
Model : GM25-310 /GA25Y310 micro metal gearmotor
Direction: CW /CCW
Gearbox: 25 mm Dia metal spur gear reducer
Motor Size:20mm*L (Motor Length can be custom )
Shaft : Φ4mm D-cut 0.5mm, M4, custom
Gear Box Size:25mm*H mm (Gearbox Size can be custom)
Shaft size : Approx. 4 x L mm (Dia.*L)
Nominal Voltage : DC 3V 6V 12V 36V
Operating Voltage:3V-9V 12V-24V 18V-26V
Revolving speed:
10RPM/15 RPM / 50 RPM / 75 RPM / 100 RPM / 125 RPM / 150 RPM / 200 RPM / 250 RPM / 500 RPM
3V : 25 RPM / 1000 RPM
6V : 30 RPM / 400 RPM / 1000 RPM / 2000 RPM
12V : 60 RPM / 300 RPM / 400 RPM / 800 RPM / 1000 RPM / 2000 RPM / 4000 RPM
Encoder : Magnetic encoder available;
Commutation: Carbon brush/Graphite brush/Metal brush;
Construction: micro Permanent Magnet iron cored dc electric motor
Typical Application: Electric lock system, Valve, Vending machine, Beauty apparatus, Robotics, Paper shredders, Boat motors, Power tools
GM25-310 25mm Gear Reduction Motor Features and Custom Service
Key Feature | Custom Items |
Big Large Torque | Output Shaft |
Higher Efficiency | Lead Wire |
Out-rotor Structure | Connector |
Lower Noise | Speed |
Long Life | Mounting Holes |
180 Gear Motor Ratio Options:29,31,56,73,78,107,140,182,268,349,456,488 | |
3V–24V Mini 25mm Gearbox 310 Motor Parameter List & Dimensions
Model: GA25-310 6V DC Gear Motor Paramter List
Ratio | Gearbox | No Load | Rated Load | Stall | ||||
i : 1 | Length | Current | Speed | Current | Speed | Torque | Current | Torque |
4.4:1 | 19.0mm | ≤0.075A | 1,250rpm | ≤0.32A | 660rpm | 0.04kg.cm | ≤0.56A | ≥0.1kg.cm |
9.3:1 | 19.0mm | ≤0.075A | 590rpm | ≤0.32A | 310rpm | 0.10kg.cm | ≤0.56A | ≥0.2kg.cm |
20:1 | 19.0mm | ≤0.075A | 275rpm | ≤0.32A | 145rpm | 0.19kg.cm | ≤0.56A | ≥0.4kg.cm |
34:1 | 21.0mm | ≤0.075A | 160rpm | ≤0.32A | 85rpm | 0.30kg.cm | ≤0.56A | ≥0.75kg.cm |
45:1 | 21.0mm | ≤0.075A | 120rpm | ≤0.32A | 64rpm | 0.43kg.cm | ≤0.56A | ≥0.9kg.cm |
75:1 | 23.0mm | ≤0.075A | 73rpm | ≤0.32A | 38rpm | 0.70kg.cm | ≤0.56A | ≥1.5kg.cm |
100:1 | 23.0mm | ≤0.075A | 55rpm | ≤0.32A | 29rpm | 1.00kg.cm | ≤0.56A | ≥2.0kg.cm |
125:1 | 25.0mm | ≤0.075A | 44rpm | ≤0.32A | 23rpm | 1.20kg.cm | ≤0.56A | ≥2.5kg.cm |
165:1 | 25.0mm | ≤0.075A | 32rpm | ≤0.32A | 17.5rpm | 1.50kg.cm | ≤0.56A | ≥3.3kg.cm |
217:1 | 25.0mm | ≤0.075A | 25rpm | ≤0.32A | 13.4rpm | 2.00kg.cm | ≤0.56A | ≥4.0kg.cm |
362:1 | 27.0mm | ≤0.075A | 15rpm | ≤0.32A | 8rpm | 3.40kg.cm | ≤0.56A | ≥7.0kg.cm |
478:1 | 27.0mm | ≤0.075A | 11.5rpm | ≤0.32A | 6.0rpm | 4.50kg.cm | ≤0.56A | ≥9.0kg.cm |
Note: all reduced no-load speeds have a tolerance of ±15%.
About Lihua Motor/HCS Motor Company
Development Samples:
Stocked models are available for direct online ordering.
Engineering & Manufacturing:
For production quotes, customization, and integration services, contact our Sales Engineers.
Payment Method:
PayPal or T/T (Bank Transfer).
Shipping Method:
Delivery via DHL (door-to-door) in 5-7 days.
Items ship within 1-3 business days after payment.
If the item is not received within the estimated delivery time, contact us via email. We aim to respond within 24 hours. Check your spam folder if no reply is received.
Ensure your shipping address is accurate before payment.
To facilitate tax-free import, we declare a lower value on customs forms.
FAQ – Frequently Asked Questions:
Q: What information is needed for customization?
A: Provide motor specifications such as dimensions, voltage, speed, torque, and application details. Application prototype drawings are helpful if available.
Q: What types of motors do you offer?
A: Our range includes DC micro motors (4mm~42mm), gear motors, auto DC motors, brush/brushless DC motors, spur gear motors, vibration motors, and more.
Q: What are the main applications of your micro DC motors?
A: They are used in home appliances, office equipment, healthcare devices, sanitation tools, high-end toys, banking systems, electronic tools, automation, vending machines, and electric door locks.
