12mm 3V 6V 12V Gearmotor w/7 PPR Encoder NFP-GM12-N20-EN
$9.90
Experience robust functionality with the N20 DC gear motor with encoder. Perfect for projects requiring performance and size. Order yours today!
Contact us for a quotation for production quantities, customizations and integration.
| Quantity | Price | Discount |
|---|---|---|
| 1 - 9 | $9.90 | 0% |
| 10 - 19 | $9.70 | 2.02% |
| 20 - 49 | $7.90 | 20.20% |
| 50 - 99 | $7.50 | 24.24% |
| 100 - 499 | $7.00 | 29.29% |
| 500+ | $6.50 | 34.34% |
N20 Micro Gear Motor Data Sheet
Main Features
- First, this unit includes a 7PPR base pulse count for accurate position feedback.
- Next, it features a compact N20 gear motor structure that fits well into small spaces.
- Also, users can select optional 3V, 6V, and 12V DC operation voltage levels.
- Finally, it uses an AB dual-phase incremental magnetic Hall encoder for reliable readout.
First, the “N20” designation usually refers to the size and detail range of the motor. Because this includes the motor body size, gear ratio, and output performance, engineers can quickly match their setup. Next, these motors are known for their small size, fine gear mechanism, and higher torque output compared with many motors of similar size. Therefore, designers often choose them for compact projects.
General Motor Parameters
| Motor Model | NFP-GM12-N20-EN |
|---|---|
| Shaft Diameter | 3mm |
| Shaft Length | 10mm |
| Rated Voltage | 3V / 6V / 12V DC |
| No-load Speed | 20rpm – 2,200rpm |
| No-load Current | ≤0.045A / ≤0.06A |
| Power | 0.1W / 0.2W / 0.45W / 0.9W |
| Connection | ZH1.5-6PIN |
| Rotation | CW / CCW |
| Weight | appr. 13g |
3V DC A06 Type Performance Table
Model: NFP-GM12-N20-EN-0380, 3V DC, A06 Type
| Ratio | No-load Current | No-load Speed | Current | Speed | Torque | Stall Current | Stall Torque |
|---|---|---|---|---|---|---|---|
| 10:1 | ≤0.045A | 780rpm | ≤0.1A | 450rpm | 0.03kg.cm | 0.3A | 0.08kg.cm |
| 20:1 | ≤0.045A | 400rpm | ≤0.1A | 230rpm | 0.06kg.cm | 0.3A | 0.16kg.cm |
| 30:1 | ≤0.045A | 265rpm | ≤0.1A | 150rpm | 0.1kg.cm | 0.3A | 0.23kg.cm |
| 50:1 | ≤0.045A | 155rpm | ≤0.1A | 90rpm | 0.17kg.cm | 0.3A | 0.4kg.cm |
| 100:1 | ≤0.045A | 77rpm | ≤0.1A | 45rpm | 0.35kg.cm | 0.3A | 0.75kg.cm |
| 150:1 | ≤0.045A | 52rpm | ≤0.1A | 30rpm | 0.5kg.cm | 0.3A | 1.1kg.cm |
| 210:1 | ≤0.045A | 37rpm | ≤0.1A | 21rpm | 0.7kg.cm | 0.3A | 1.5kg.cm |
| 298:1 | ≤0.045A | 26rpm | ≤0.1A | 15rpm | 1kg.cm | 0.3A | 2.8kg.cm |
| 380:1 | ≤0.045A | 20rpm | ≤0.1A | 12rpm | 1.2kg.cm | 0.3A | 3.5kg.cm |
Note: all reduced no-load speeds have a tolerance of ±15%.
6V DC A06 Type Performance Table
Model: NFP-GM12-N20-EN-06160, 6V DC, A06 Type
| Ratio | No-load Current | No-load Speed | Current | Speed | Torque | Stall Current | Stall Torque |
|---|---|---|---|---|---|---|---|
| 10:1 | ≤0.06A | 1,550rpm | ≤0.17A | 900rpm | 0.07kg.cm | 0.6A | 0.16kg.cm |
| 20:1 | ≤0.06A | 800rpm | ≤0.17A | 460rpm | 0.14kg.cm | 0.6A | 0.3kg.cm |
| 30:1 | ≤0.06A | 530rpm | ≤0.17A | 300rpm | 0.2kg.cm | 0.6A | 0.5kg.cm |
| 50:1 | ≤0.06A | 310rpm | ≤0.17A | 180rpm | 0.35kg.cm | 0.6A | 0.8kg.cm |
| 100:1 | ≤0.06A | 155rpm | ≤0.17A | 90rpm | 0.7kg.cm | 0.6A | 1.5kg.cm |
| 150:1 | ≤0.06A | 105rpm | ≤0.17A | 60rpm | 1kg.cm | 0.6A | 2.2kg.cm |
| 210:1 | ≤0.06A | 75rpm | ≤0.17A | 42rpm | 1.4kg.cm | 0.6A | 2.8kg.cm |
| 298:1 | ≤0.06A | 52rpm | ≤0.17A | 30rpm | 2kg.cm | 0.6A | 3kg.cm |
| 380:1 | ≤0.06A | 41rpm | ≤0.17A | 24rpm | 2.5kg.cm | 0.6A | 4kg.cm |
Note: all reduced no-load speeds have a tolerance of ±15%.
6V DC A12 Type Performance Table
Model: NFP-GM12-N20-EN-06100, 6V DC, A12 Type
| Ratio | No-load Current | No-load Speed | Current | Speed | Torque | Stall Current | Stall Torque |
|---|---|---|---|---|---|---|---|
| 10:1 | ≤0.045A | 1,000rpm | ≤0.1A | 700rpm | 0.05kg.cm | 0.2A | 0.07kg.cm |
| 20:1 | ≤0.045A | 500rpm | ≤0.1A | 350rpm | 0.09kg.cm | 0.2A | 0.12kg.cm |
| 30:1 | ≤0.045A | 330rpm | ≤0.1A | 200rpm | 0.12kg.cm | 0.2A | 0.2kg.cm |
| 50:1 | ≤0.045A | 200rpm | ≤0.1A | 120rpm | 0.2kg.cm | 0.2A | 0.32kg.cm |
| 100:1 | ≤0.045A | 100rpm | ≤0.1A | 65rpm | 0.4kg.cm | 0.2A | 0.7kg.cm |
| 150:1 | ≤0.045A | 65rpm | ≤0.1A | 45rpm | 0.6kg.cm | 0.2A | 0.9kg.cm |
| 210:1 | ≤0.045A | 47rpm | ≤0.1A | 30rpm | 0.8kg.cm | 0.2A | 1.2kg.cm |
| 298:1 | ≤0.045A | 33rpm | ≤0.1A | 20rpm | 1.15kg.cm | 0.2A | 1.5kg.cm |
| 380:1 | ≤0.045A | 26rpm | ≤0.1A | 17rpm | 1.5kg.cm | 0.2A | 2kg.cm |
Note: all reduced no-load speeds have a tolerance of ±15%.
12V DC A12 Type Performance Table
Model: NFP-GM12-N20-EN-12220, 12V DC, A12 Type
| Ratio | No-load Current | No-load Speed | Current | Speed | Torque | Stall Current | Stall Torque |
|---|---|---|---|---|---|---|---|
| 10:1 | ≤0.06A | 2,200rpm | ≤0.22A | 1,000rpm | 0.1kg.cm | 0.4A | 0.15kg.cm |
| 20:1 | ≤0.06A | 1,100rpm | ≤0.22A | 500rpm | 0.15kg.cm | 0.4A | 0.28kg.cm |
| 30:1 | ≤0.06A | 730rpm | ≤0.22A | 380rpm | 0.2kg.cm | 0.4A | 0.4kg.cm |
| 50:1 | ≤0.06A | 440rpm | ≤0.22A | 230rpm | 0.4kg.cm | 0.4A | 0.65kg.cm |
| 100:1 | ≤0.06A | 220rpm | ≤0.22A | 130rpm | 0.8kg.cm | 0.4A | 1.3kg.cm |
| 150:1 | ≤0.06A | 145rpm | ≤0.22A | 85rpm | 1.2kg.cm | 0.4A | 1.9kg.cm |
| 210:1 | ≤0.06A | 105rpm | ≤0.22A | 60rpm | 1.6kg.cm | 0.4A | 2.5kg.cm |
| 298:1 | ≤0.06A | 73rpm | ≤0.22A | 42rpm | 2.3kg.cm | 0.4A | 3kg.cm |
| 380:1 | ≤0.06A | 58rpm | ≤0.22A | 34rpm | 3kg.cm | 0.4A | 4kg.cm |
Note: all reduced no-load speeds have a tolerance of ±15%.
Small yet Powerful Motor N20 Gearbox Dimension
In addition, the N20 DC motor with a magnetic encoder combines a small N20 motor with accurate feedback capability. Because of this feature, it helps small motion systems achieve precise drive control in compact designs.
Positioning and Speed Control
In order to achieve accurate movement, engineers rely on two main features:
- Precise Positioning: Although the motor is small, the magnetic encoder provides accurate feedback on the motor shaft position. As a result, it helps robotic arms, automated devices, and other systems move accurately.
- Speed Control: Furthermore, with encoder feedback, users can control the motor speed more accurately. For instance, this trait is essential for conveyor systems, pumps, and other devices that need stable speed.
Speed Reducer Gear DC Motor W/ Encoder Connection Mode
Encoder Motor Benefits
System designers select this unit because it provides distinct operational advantages:
- Small Frame: First, despite its feedback capability, the N20 small gearmotor with encoder remains very compact.
- Reliability: Second, magnetic encoders resist wear better than optical encoders. Therefore, users can rely on them in harsh environments or continuous operation.
- Integration: Additionally, these units integrate easily into existing control setups. Because of this layout, the digital interface simplifies connections to microcontrollers.
- Uses: Consequently, designers choose this motor for small robotics, handheld tools, small automation setups, consumer devices, and medical products to satisfy diverse project needs.
Finally, connect the white wire to the positive power terminal. Next, connect the red and blue wires to the negative terminal so that you can operate the motor directly.
Encoder Parameters
| Encoder Type | AB Dual-phase Incremental Magnetic Hall Encoder |
|---|---|
| Line Speed | Basic Pulse 7PPR x Gear Ratio |
| Supply Voltage | 3.3V / 5.0V DC |
| Basic Function | Built-in pull-up resistor for direct MCU connection |
| Interface Type | ZH1.5-6PIN (standard cable) |
| Output Signal Type | Square Wave AB Phase |
| Response Frequency | 100KHz |
| Base Pulse Count | 7PPR |
| Magnetic Ring Pole Number | 14 Poles (7 Pairs) |
Related Motor Models & Options
If you need a non-encoder option in a similar compact frame size, consider the N20 Micro Gear Motor for basic speed reduction without feedback.
Meanwhile, for applications requiring higher precision positioning, explore the 10mm Stepper Gear Motor as an alternative motion control solution.
In addition, if your design requires higher torque output in a similar voltage rating, check out the 12mm DC Spur Gear Motor for increased payload capacity.
Keywords: 12v n20 gear motor, n20 miniature dc gearmotor, 3v dc gear motor GM12-N20, n20 gear motor with encoder, mini n20 geared dc motor, n20 dc gear motor with magnetic encoder
Sampling quantities for stocked models are available for ordering directly from us online.
Engineering & Manufacturing:
Please contact one of our Sales Engineers for a quotation for production and consultation for customization and integration services.
Payment Method:
Payment methods : Paypal or T/T
Shipping Method:
1.Delivery: DHL door to door 5-7days.
2.Item will be shipped within 1-3 business days after the payment.
3.If you haven’t received the item on the Delivery Time, pls contact us by email if you have any questions. Normally, we will give you a reply within 24hours, if not, pls check the spam of your email box. We will do our best to help you solve the problems.
4.Please make sure your address is matched with the finally shipping address before you pay.
5.In order to ensure you receive your order tax free upon import, we will declare it with a lower value, pls be noted ,thanks!
FAQ - Frequently Asked Questions
Q: If customized, what information should you provide?
A: You need to provide the basic specification of the motor, such as: Dimensions, Sizes Applications, Voltage, Speed and Torque. It's better to offer application prototype drawings to us if possible.
Q: What's your main motors?
A: Diameter 4mm~42mm Dc Micro Motor And Gear Motor, Auto Dc Motor, Electric Motor, Gear Motor, Mini Dc Motor, Brush Dc Motor, Brushless Dc Motor, Spur Gear Motor, Micro Motor, Vibration Motor Etc.
Q: What's the main application of the micro dc motor?
A: Our mini DC motors are widely used in Home Applications, Office Equipment, Health-Care Application, Sanitation Industry, High-Class Toy, Banking System, Electronic and Electrical Tools, Automation Industry, Bank Equipments, Payment Equipments, Vending Machines, Power Door Lock, Electric Door Lock.
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Shenekia Harris –
The gear motor performs well and the 7 PPR encoder is sufficient for basic tasks. It was easily integrated into my device.
武 阿蘇 –
These NFP 3pcs mini dc geared motor 12v worked great for an automated Christmas tree that i 3d printed. I lubed up the gears to reduce the gear noise when running, they worked and fit great for this tree project which was designed for this type and size of dc gearbox motor. Nice:)
Kim Morrison –
My third good experience. I received my micro gear motor on the initial designated delivery date, in a good taste, they’re very basic but very functional, exactly what I needed. The price was extremely reasonable, payment is convenient, credit card or PayPal or more, very professional
JOHN ARANGO –
Bought this to replace the metal dc geared motor for lemax skating rink… I thought I was going to have to pay $40 for a replacement till I found this. Quality seems to be top notch! These motors match the product description, they worked for application beautifully!