25mm Metal 300 Mini Dc Motor With Gearbox Mini Worm Gear Motor Speed Reducer Motor

This high-performance 25mm Metal Gearbox System combines a Turbo Worm Speed Reducer (25mm diameter) with a compact 300-series DC motor (24.4mm×12.5mm) to deliver exceptional torque and speed control.

Key Features

✔ Modular Design:

• Base motor: 300-series mini DC motor

  • 300 Motor Size:24.4mm*12.5mm(Dia*L)
  • 300 Motor Type:RF-300
  • With Cable/Without Cable can custom

• Gearbox: 25mm worm drive reducer

  • Gearbox Diameter:25mm
  • Gearbox Step Height:2.5mm
  • Mounting Screw Holes Size:3mm
  • Screw Hole Size:17mm
  • Output Shaft Diameter:4mm ,3.5mm D shaft
  • Gearbox Step Diameter:7mm

• Configurable as GA25Y300/320/370 systems

  Typical Configurations

  Model	Motor	Ratio	Rated Torque
  GA25Y300	300-series	499:1	4.6Kg.cm
  GA25Y370	370-series	103:1	10.0kgf.cm
  GA25Y320	320-series	227:1	10.0kgf.cm

✔ Custom Gear Ratios:

• Standard options: 21:1 | 47:1 | 103:1 | 227:1 | 499:1

• Custom ratios available for specialized torque requirements

✔ Premium Construction:

• All-metal worm gear set for high load capacity

• Hardened steel gears with <1° backlash

• Dual ball bearing support

25mm 320 Mini Motor DC With Gearbox Parameter List

*Remarks: The / in the table indicates that it is not possible to block the rotation, if it occurs, it may cause damage to the internal gears.

25mm Metal 300 Small Geared Motor Electric Motor Dimensions

Lihua Motor - Your Trusted OEM/ODM Partner for Micro DC Gear Motors

As a professional manufacturer of micro DC gear motors, Lihua Motor possesses comprehensive R&D, production, and quality control capabilities to provide customers with high-precision, high-reliability customized motor solutions.

Core Manufacturing Capabilities

1. Certifications & Compliance

• ISO 9001 certified quality management system

• IATF 16949 automotive standards (for vehicle-grade requirements)

• RoHS/REACH compliant for global market access

• IP-rated protection (IP54/IP65 options available)

2. Precision Manufacturing & Equipment

• High-precision machining: Gear accuracy ≤ DIN6 grade, shaft runout ≤0.01mm

• Key production equipment:

  • Japanese/Swiss winding machines (±0.02mm tolerance)

  • German gear inspection systems

  • Fully automated assembly lines (yield rate ≥99.5%)

• Special processes: Vacuum impregnation extends motor lifespan by 30%

3. Customization Flexibility

• Wide voltage range: 1.5V~48V DC

• Multiple reduction ratios: 5:1~1000:1 (custom ratios available)

• Rapid prototyping: Samples delivered within 7 days

4. Stringent Quality Control

• 100% full inspection: Current, torque, speed, etc.

• Reliability testing:

  • 500-hour accelerated aging test

  • 72-hour salt spray test (corrosion resistance)

  • Thermal cycling (-40℃~120℃)

• Traceability: Full batch tracking from raw materials to finished products

Supply Chain & Production Capacity

• Material control: High-grade NdFeB magnets, JIS G4805 gear steel

• Stable delivery: Monthly capacity ≥500K units, safety stock available

Value-Added Services

✔ Engineering support: Motor selection simulation, 3D models (STEP/IGES)
✔ Compliance documentation: IMDS reports, full traceability
✔ Cost optimization: Magnetic circuit & gear structure improvements

Cooperation Process

1. Requirement review: Confirm specs (voltage, torque, size, etc.)

2. Prototyping: Samples provided within 7 days

3. Testing & validation: FAIR approval

4. Mass production: On-time delivery

We're not just a supplier—we're your technical partner!