Dynetic Motor Dynetic Motor

TT Motor 12v Electric Motors GM12-N20VA 1000 Ratio Spur Gear Motor for Sale

Product Description

3V DC Mini Gear Motor 12mm Electric Motor with Encoder

A compact, reliable drive solution featuring a 12mm design optimized for low-speed, high-torque applications. Compatible with customized encoder configurations.

Main Features

  • 12*10 mm gearbox integrated with N20 & N30 permanent magnet DC motors.
  • Compact physical footprint paired with low-speed and high-torque characteristics.
  • Provides up to 0.1Nm torque for enhanced application reliability.
  • Engineered specifically for small diameter, quiet operation, and robust torque needs.
  • Integrates seamlessly with a 3ppr encoder.
  • Available Gear Reduction Ratios: 3, 5, 10, 20, 30, 50, 63, 100, 150, 210, 250, 298, 380, 1000.
Mini DC Gear Motor Layout
Mini Gear Motor Design and Dimension Chart

Motor Performance Parameters (Model: GM12-N20VA)

Base Model Rated Voltage No-Load Speed No-Load Current Rated Speed Rated Torque Rated Current Output Power Stall Torque Stall Current
TFF-N20VA-13110 2.4V DC 14,800 r/min 60 mA 12,000 r/min 2.5 g.cm 200 mA 0.31 W 13 g.cm 1.20 A
TFF-N20VA-09220 5.0V DC 15,000 r/min 30 mA 12,200 r/min 2.5 g.cm 120 mA 0.31 W 13 g.cm 0.60 A
TFF-N20VA-05430 12.0V DC 16,000 r/min 15 mA 12,500 r/min 3.0 g.cm 60 mA 0.35 W 13 g.cm 0.25 A

Gearbox Specifications: GM12-N20VA-13110-EN

Parameter Ratio 10 Ratio 30 Ratio 50 Ratio 100 Ratio 150 Ratio 210 Ratio 250 Ratio 298 Ratio 380
Length (mm) 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0
No-load Speed (rpm) 1450 470 285 145 96 69 58 50 38
Rated Speed (rpm) 1200 400 240 120 80 57 48 40 31
Rated Torque (kg.cm) 0.015 0.05 0.07 0.15 0.22 0.31 0.37 0.45 0.5
Max Tolerance Torque (kg.cm) 0.08 0.23 0.4 0.8 1.1 1.5 1.6 1.9 2.5

Gearbox Specifications: GM12-N20VA-09220-EN

Parameter Ratio 10 Ratio 30 Ratio 50 Ratio 100 Ratio 150 Ratio 210 Ratio 250 Ratio 298 Ratio 380
Length (mm) 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0
No-load Speed (rpm) 1480 490 290 150 98 70 60 50 38
Rated Speed (rpm) 1220 405 245 122 81 57 48 40 31
Rated Torque (kg.cm) 0.015 0.05 0.07 0.15 0.22 0.31 0.37 0.45 0.5
Max Tolerance Torque (kg.cm) 0.08 0.23 0.4 0.8 1.1 1.5 1.6 1.9 2.5

Gearbox Specifications: GM12-N20VA-05430-EN

Parameter Ratio 10 Ratio 30 Ratio 50 Ratio 100 Ratio 150 Ratio 210 Ratio 250 Ratio 298 Ratio 380
Length (mm) 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0
No-load Speed (rpm) 1550 530 310 160 110 78 60 55 43
Rated Speed (rpm) 1100 400 250 125 83 60 50 42 33
Rated Torque (kg.cm) 0.02 0.05 0.08 0.18 0.27 0.37 0.45 0.5 0.5
Max Tolerance Torque (kg.cm) 0.1 0.2 0.4 0.8 1.1 1.5 1.6 1.9 2.5

Product Applications

This micro drive system is highly versatile and engineered for the following applications:

Automatic Door Operators
Energy Saving Bath Systems
Electrical Controlled Valves
Oxygen Concentrators
Optical Equipment
Cordless Power Tools
Automated Lighting Systems
Motor Application Showcase

Related Motor Options

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Related Micro Motor Model C
Related Micro Motor Model D

Packing & Delivery Details

Packaging Setup: Individual product protection, packed 500 units per master carton box.

Shipping Estimations & Methods:

DHL 3-5 Working Days
UPS 5-7 Working Days
TNT 5-7 Working Days
FedEx 7-9 Working Days
EMS 12-15 Working Days
Sea Freight Varies by Destination
Carton Box Packing System

Company Profile & Quality Control

Specializing in micro motors, gear motors, and custom drive components. Operating continuously since 2000, products are widely utilized in automotive systems, consumer appliances, industrial automation, and entertainment platforms. Focusing on durable and high-efficiency component output, approximately 98% of overall production is distributed globally to partners, micro-motor distributors, and end-user system integrators.

Manufacturing and Assembly Division
Production Standards and Certifications

Frequently Asked Questions (FAQ)

Q What is the process to place an order?
The typical order flow begins with your formal inquiry. We then provide a matching quotation. After negotiating specifications and verifying product samples, the order proceeds to contract signing, deposit payment, mass production, quality control, balance completion, and subsequent shipment delivery.
Q Are samples of the mini gear motor available?
Yes, evaluation samples can be prepared. Please reach out to verify exact parameters. Initial sample costs are standardly credited back once a formal production run order is confirmed.
Q Which shipping channels can be arranged?
We accommodate multiple delivery pipelines including express couriers (DHL, UPS, FedEx, TNT, EMS), international postal options, and sea cargo networks depending on delivery urgency and volumetric weight.
Q What are the standard production and shipping lead times?
Lead times are dictated by quantity and design customization. Mass production processes generally require 15 to 25 working days. Shipping times range from 3-9 working days for express delivery, up to longer durations for sea transport.
Q What payment structures are accepted?
Standard payment methods include T/T bank transfers and PayPal. A 30% to 50% deposit structure is required to commence batch production, with the remaining balance settled prior to final cargo shipment.
Q Can the 12mm gear motor be modified with different gear ratios?
Yes, multiple standard reduction ratios between 3 and 1000 are available. Custom ratios and shaft adjustments can be reviewed upon submission of specific application demands.

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