JiuQi Motor (Changzhou) Co.,Ltd.
                                                                                                           
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9 Years
Since 2017
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20mm 2-Phase Permanent Magnet Stepper Motor 18° Step Angle 6V 35Ω for Security Systems

Price Negotiable
Price: $2~$5/PCS
MOQ: 100PCS
Delivery Time: Trial orders :2 WEEKS Bulk orders: within 3 weeks
Brand: JIUQI
Product Description
20mm 2-Phase Permanent Magnet Stepper Motor
Product Overview

This 20mm diameter permanent magnet stepper motor features a 2-phase unipolar design with 18° step angle, delivering reliable performance for intelligent security systems and precision applications.

Key Features
  • 20mm diameter compact design
  • 18° precise step angle for accurate positioning
  • 6V operating voltage with 35Ω resistance
  • Customizable pull-out torque up to 17.6 gf.cm at 100Hz
  • Available with lead screw, gearbox, pinion gear, and shaft modifications
  • Low noise operation with high efficiency
  • Operating temperature range: -30℃ to 60℃
Technical Specifications
Parameter Specification
Motor Model 20BY45-9
Voltage 6V
Resistance 35Ω ±7%
Step Angle 18°
Exciting Mode 2-2P
Pull-out Torque ≥17.6 gf.cm at 100Hz
Insulation Resistance ≥100MΩ
Dielectric Strength AC 600V 1min
Operating Temperature -30℃ to 60℃
Weight 30g (reference)
Mechanical Dimensions
20BY45-9 stepper motor mechanical dimensions diagram showing motor size and mounting specifications
Typical Applications
  • Office appliances and automation systems
  • Medical equipment and diagnostic devices
  • Automotive control systems
  • Machining tools and industrial automation
  • Valve control and fluid handling systems
  • Precise optical instruments and positioning devices
Ordering & Support Information
Trade Terms
Category Details
Price Terms FOB, CIF, CFR, EXW, DDP
Payment Terms 100% T/T in advance for samples; negotiable for bulk orders
Warranty 12 months limited warranty from delivery date
Lead Time 2 weeks for trial orders, 3 weeks for bulk orders
Package Cartons / Pallets
Shipment Express (5 days) for samples; Vessel (15-30 days) for bulk
Frequently Asked Questions
What are your service hours?
24-hour online service with email responses within 24 hours.
Do you offer OEM or ODM services?
Yes, we provide both OEM and ODM services with customized designs and specifications.
Can I request a sample?
Yes, samples are available according to customer requirements with applicable sample charges.
Do you have product certifications?
Yes, our motors are certified with CE and TUV standards.
Are you a manufacturer?
Yes, we are a factory with over 10 years of motor manufacturing experience.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company JiuQi Motor (Changzhou) Co.,Ltd.
Location No.8 lanxiang Road,Wujin Economic Development area,Changzhou,Jiangsu ,China
Contact Person Suki Shao

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