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High Torque 12V 28mm Planetary Gear DC Motor JQM-28RP385 for Smart Home Appliances & Automation Devices

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High Torque 12V 28mm Planetary Gear DC Motor JQM-28RP385 for Smart Home Appliances & Automation Devices
JQM-28RP385 12V 28mm High Torque Planetary Gear DC Motor

We are proud to introduce the JQM-28RP385 12V 28mm High Torque Planetary Gear DC Motor, a compact yet powerful drive solution engineered for precision applications across smart home appliances, medical equipment, robotics, and industrial automation. With a robust 28mm round gearbox design and customizable voltage options (6V, 12V, 24V), this planetary gear motor delivers exceptional torque output and reliable performance in space-constrained environments.

Key Features
  • Compact 28mm Design: Round gearbox with diameters from 36mm, ideal for tight installation spaces in smart instruments and digital products.
  • High Torque Output: Planetary gear design provides torque up to 1 kgf.cm, with stall torque reaching 230 gf.cm and higher depending on configuration.
  • Multiple Voltage Options: Available in 6VDC, 12VDC, and 24VDC, covering a wide range of application requirements.
  • Customizable Shaft & Speed: Voltage, speed, and shaft specifications can be fully customized to meet your exact requirements.
  • Bidirectional Rotation: Supports both clockwise (CW) and counter-clockwise (CCW) operation.
  • Multi-Stage Reduction: Gearbox available in 1 to 4 reduction stages with ratios ranging from 3.7K to 721K, delivering speeds from 8.0 rpm to 805 rpm.
  • High Efficiency: Gearbox efficiency up to 90% in single-stage configuration, ensuring optimal power transmission.
Driving Motor Technical Specifications
Motor ModelRated Volt. (V)No-Load Current (mA)No-Load Speed (r/min)Load Current (mA)Load Speed (r/min)Load Torque (gf.cm)Output Power (W)Stall Torque (gf.cm)Stall Current (mA)
JQM-385012300012≤703000≤2601950501.02≥160≥520
JQM-385012450012≤904500≤4603500501.83≥230≥1300
JQM-385024330024≤803300≤2502750742.13≥290≥440
JQM-385024740024≤1207400≤3706400604.02≥420≥1580
Gearbox Technical Data
Reduction Stage1234
Reduction Ratio3.7K, 5.2K14K, 19K, 27K51K, 71K, 100K, 139K189K, 264K, 369K, 515K, 721K
Gearbox Length (mm)27.535.543.551.5
Efficiency90%81%73%65%
Gear Motor Performance Data (Selected Models)
Motor ModelRated Volt. (V)No-Load Current (A)No-Load Speed (r/min)Load Current (A)Load Speed (r/min)Load Torque (kgf.cm)Output Power (W)Stall Torque (kgf.cm)Stall Current (A)
JQM-28RP3850124500-27K12.00.11163.70.35126.01.51.926.41.16
JQM-28RP3850126000-51K12.00.14114.10.4990.92.72.5313.31.86
JQM-28RP38501215000-51K12.00.68295.22.28225.34.810.9920.07.45
JQM-28RP38501226000-71K12.01.22344.14.68263.48.222.1134.815.96
JQM-28RP3850243000-139K24.00.0525.10.1618.86.51.2626.20.48
JQM-28RP3850244500-5.2K24.00.07805.10.22577.00.31.831.10.57
JQM-28RP3850246000-189K24.00.0829.90.2822.69.32.1738.20.91
JQM-28RP3850246000-515K24.00.1110.80.308.018.41.5172.00.85
Typical Applications
  • Smart Instruments: Precision measurement and data acquisition equipment
  • Digital Products: Consumer electronics requiring compact drive solutions
  • Automatic Door-Locks: Reliable access control and security systems
  • Medical Equipment: Diagnostic devices, infusion pumps, and rehabilitation tools
  • Security Monitoring: PTZ cameras and surveillance positioning systems
  • Smart Home Appliances: Automated curtains, smart valves, robotic vacuum cleaners
  • Robotics: Joint actuators, gripper mechanisms, and mobile platforms
Quality Assurance & Factory

We operate a professional manufacturing facility with ISO-certified quality management systems. Every motor undergoes rigorous testing including no-load current, speed, load torque, and stall current verification before shipment. Our commitment to quality is backed by 100% product quality protection and 100% on-time shipment protection.

Ordering & Support
  • MOQ: 5 pieces — small orders are welcome
  • Lead Time: 4 weeks after deposit receipt
  • Customization: Fully accepted — voltage, speed, and shaft tailored to your needs
  • Payment Terms: T/T and PayPal accepted
  • After-Sales Service: 24/7 support with product exchange guarantee for quality defects

Contact us today to discuss your specific motor requirements or request a sample for testing. Our engineering team is ready to support your project from prototype to mass production.

Pub Time : 2026-07-31 15:19:30 >> News list
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Changzhou Junqi International Trade Co.,Ltd

Contact Person: Mr. Ivanzhu

Tel: 0086-13961407941

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Changzhou Junqi International Trade Co.,Ltd
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Tel:86-1396-1407941
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