Technical Specifications:
1. Operating Temperature Range: -40°C to +70°C
2. Operating Humidity: 30% to 95% RH
3. Operating Voltage Range: 11-13V
4. Rated Voltage: 12V
5. At 20-70°C, 12V, no load, 0.2A (max) current after 10 seconds startup, 55-70 rpm
6. At 20°C, 12V, 3kgf·cm load, after 10 seconds of operation: current 600mA (MAX), speed 50±5 rpm
7. At 12V, locked rotor: current <2.5A, torque >9kg
8. Motor brushes: Carbon brushes
9. Gearbox type: Planetary reduction gearbox (reduction ratio 1:157)
10. Output shaft axial clearance: ≤0.25mm
11. Output shaft radial clearance: ≤0.05mm
12. Unspecified tolerances follow GB/T1804-m.