BY PM Stepper Motor 15BY25-559B 15 mm 5 V Permanent Magnet Stepper Motor

Description

• Compact 15 mm diameter 16.2 mm length, ideal for miniature precision mechanisms
• Operates at 5 V DC (10%) with bipolar excitation for precise incremental motion
• Lightweight 9 g body designed for smooth, low-vibration performance
• Durable 2-phase structure ensures stable torque and reliable positioning
• Widely used in projectors, printers, and compact automation modules

The BY PM Stepper Motor 15BY25-559B is a 15 mm permanent magnet stepper motor designed for precise motion control in compact electronic and automation equipment.

Operating at 5 V DC (10%), it features a bipolar excitation system with two phases, providing accurate step-by-step rotation, low noise, and long-term reliability.

With a small 15 mm diameter and 16.2 mm body length, this motor is ideal for embedded mechanisms such as projectors, miniature printers, and other motion systems requiring consistent torque and low heat generation.

Its lightweight 9 g construction and fine coil winding ensure smooth performance and energy efficiency across a broad operating temperature range.This motor is widely used in printers, office equipment, smart locks, ventilation systems, and smart toys. Built by Maintex IntelliCore, a trusted OEM partner for Fortune 500 companies, ensuring consistent quality and long service life.

View moreWhat’s Included1 BY15 Permanent Magnet Stepper MotorDimensions

Motor Diameter: 15 mm

Body Length: 16.2 mm

Overall Height: 18.3 mm

Weight: 9 g

Specifications

Model Number: 15BY25-559B

Model Type: BY Permanent Magnet Stepper Motor

Drive Voltage: 5 10% V DC

Rated Voltage: 5 V

Phase: 2

Excitation Mode: Bipolar

Step Angle: 18 (typical for 15BY25 series)

Body Length: 16.2 mm

Body Width: 15 mm

Body Height: 18.3 mm

Weight: 9 g

Basic Placement: Horizontal

Operating Temperature Range: 10 C to +50 C

Storage Temperature Range: 30 C to +80 C

Operating Humidity (Non-condensing): 20 90 % RH

Storage Humidity (Non-condensing): 8 90 % RH

Insulation Resistance: 100 M (500 V DC)

Dielectric Strength: 500 V AC / 1 s 3 mA

Insulation Class: F

Step Accuracy: 7 %

Rotation Direction: CW / CCW