N20 Miniature DC Geared Motor
Product Description
| Product Type | CHF-GM12-N20VA Permanent magnet dc gear motor |
| Shaft length | 10mm, B:4.4mm(support customization) |
| Shaft Dianeter | 3mm , D thick3.5mm |
| Voltage | DC 3 V ~ 12 V |
| Weight | about 10g |
| Application |
Intelligent robot, electric curtain, intelligent balancing car, Intelligent manipulator, etc |
All Metal Gear:
Compared with traditional plastic gears, metal gears have better strength and durability, and can better withstand high-speed and high-torque operation, thus extending the service life of the motor. In addition, metal gears increase the stability of the motor and reduce vibration and noise.
Motors with metal gears not only offer improved performance, but also better environmental friendliness and reliability. Metal materials can be recycled, less pollution to the environment, and the texture of the metal gear is more solid, not easy to deformation damage, better ensure the safety and stability of the equipment.
Pure Copper Wire Winding:
The motor adopts pure copper coil, which has good conductivity and corrosion resistance.
Motors with pure copper coils can work more stably and efficiently when in use. Its conductivity is very good, can reduce the energy loss when energised, so that the operation of the motor is more energy-saving and environmentally friendly.
Motors with pure copper coils have high reliability and durability, and can maintain a good working condition for a long time. Even in the process of long-time use, there will be no heat loss or poor conductivity, thus guaranteeing the motor to run long-lastingly and efficiently.
The development of the industry.
Detailed Images




Product & specifications
| Model: CHR-GM12-N20 Carbon brush dc reduction motor |
| Voltage: DC12.0V A12# max power 0.9W |
| Recution ratio | 1: 10 | 1: 20 | 1: 30 | 1: 50 | 1: 100 | 1: 150 | 1: 210 | 1: 298 | 1: 380 |
| No-load current(mA) | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 |
| No-load speed (rpm) | 2200 | 1100 | 730 | 440 | 220 | 145 | 105 | 73 | 58 |
| Rated torque(Kg.cm) | 0.10 | 0.15 | 0.20 | 0.4 | 0.8 | 1.2 | 1.6 | 2.3 | 3.0 |
| Rated torque(mN.m) | 9.8 | 14.7 | 19.6 | 39.2 | 78.4 | 117.6 | 156.9 | 225.5 | 294.1 |
| Rated speed (rpm) | 1000 | 500 | 380 | 230 | 130 | 85 | 60 | 42 | 34 |
| Rated current(A) | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 |
| Stall current(A) | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Stall torque(kg.cm) | 0.15 | 0.28 | 0.4 | 0.65 | 1.3 | 1.9 | 2.5 | 3.0 | 4.0 |
| Voltage: DC6.0V A12# max power 0.2W |
| Recution ratio | 1: 10 | 1: 20 | 1: 30 | 1: 50 | 1: 100 | 1: 150 | 1: 210 | 1: 298 | 1: 380 |
| No-load current(mA) | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 |
| No-load speed (rpm) | 1000 | 500 | 330 | 200 | 100 | 65 | 47 | 33 | 26 |
| Rated torque(Kg.cm) | 0.05 | 0.09 | 0.12 | 0.2 | 0.40 | 0.60 | 0.80 | 1.15 | 1.50 |
| Rated torque(mN.m) | 4.9 | 8.8 | 9.8 | 19.6 | 39.2 | 58.8 | 78.45 | 112.75 | 147 |
| Rated speed (rpm) | 700 | 350 | 200 | 120 | 65 | 45 | 30 | 20 | 17 |
| Rated current(A) | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 |
| Stall current(A) | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Stall torque(kg.cm) | 0.07 | 0.12 | 0.2 | 0.32 | 0.7 | 0.9 | 1.2 | 1.5 | 2.0 |
| Voltage: DC6.0V A06# max power 0.45W |
| Recution ratio | 1: 10 | 1: 20 | 1: 30 | 1: 50 | 1: 100 | 1: 150 | 1: 210 | 1: 298 | 1: 380 |
| No-load current(mA) | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 |
| No-load speed (rpm) | 1550 | 800 | 530 | 310 | 155 | 105 | 75 | 52 | 41 |
| Rated torque(Kg.cm) | 0.07 | 0.14 | 0.2 | 0.35 | 0.70 | 1.00 | 1.40 | 2.00 | 2.50 |
| Rated torque(mN.m) | 6.8 | 13.7 | 19.6 | 34.3 | 68.6 | 98 | 137.25 | 196.08 | 245.1 |
| Rated speed (rpm) | 900 | 460 | 300 | 180 | 90 | 60 | 42 | 30 | 24 |
| Rated current(A) | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 | ≤0.17 |
| Stall current(A) | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| Stall torque(kg.cm) | 0.16 | 0.3 | 0.5 | 0.80 | 1.5 | 2.2 | 2.8 | 3.0 | 4.0 |
| Voltage: DC3.0V A06# max power0.1W |
| Recution ratio | 1: 10 | 1: 20 | 1: 30 | 1: 50 | 1: 100 | 1: 150 | 1: 210 | 1: 298 | 1: 380 |
| No-load current(mA) | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 |
| No-load speed (rpm) | 780 | 400 | 265 | 155 | 77 | 52 | 37 | 26 | 20 |
| Rated torque(Kg.cm) | 0.03 | 0.06 | 0.10 | 0.17 | 0.35 | 0.50 | 0.70 | 1.00 | 1.20 |
| Rated torque(mN.m) | 2.94 | 5.88 | 9.8 | 16.67 | 34.4 | 49.02 | 68.63 | 98.04 | 117.6 |
| Rated speed (rpm) | 450 | 230 | 150 | 90 | 45 | 30 | 21 | 15 | 12 |
| Rated current(A) | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 |
| Stall current(A) | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Stall torque(kg.cm) | 0.08 | 0.16 | 0.23 | 0.40 | 0.75 | 1.1 | 1.5 | 2.8 | 3.5 |
Product &display




Packing & Delivery
PACKAGE:
Standard export carton packing.
DELIVERY TIME:
3-20 days after confirming order,detail delivery date should be decided according to
production season and order quantity.
ATTENTION:
If special customs clearance documents are required, please contact us in advance for confirmation.

FAQ
Q:1.What kind of motors you can provide?
A: For now, We mainly provide micro motor and a series of dc deceleration motor, including straight tooth deceleration motor, planetary deceleration motor, worm deceleration motor.At present, our company focuses on developing various types of motors with voltage between 1VDC and 30VDC and motor diameter between 8 and 51mm.
Q:2. Can you send me a price list?
A: For all of our motors, they are customized based on different requirements like lifetime, noise, voltage, and shaft etc. The price also varies according to annual quantity. So it's really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we'll see what offer we can provide.
Q:3. What's the lead time for regular order?
A: For orders, the standard lead time is 3-25 days and this time can be shorter or longer based on different model, period and quantity.
Q:4. Is it possible for you to develop new motors if we can provide tooling cost?
A: Yes. Please kindly share the detailed requirements like performance, size, annual quantity, target price etc. Then we'll make our evaluation to see if we can arrange or not.
Q:5.Could you send me free samples?
Yes,also we can return your samples fee back when you place order.
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