**Features:**
- High precision Nema 17 stepper motor with 39mm body
- Integrated with a 41mm Planetary gearbox of 5:1 gear ratio
- Ideal for applications requiring low speed and/or high torque
- Bipolar Stepper motor with a step angle of 0.36 deg
- Holding Torque without Gearbox: 39Ncm(55oz.in)
- Gear Ratio: 5 : 1 for efficient performance
- Max. Permissible Torque: 3.5Nm(495.6oz.in)
- Max. Radial Load: 150N for stability
- Noise level: <=50 dB for quiet operation
- Life span: 20000 hours for long-lasting use

**Specifications:**
- Frame Size: 42 x 42mm
- Motor Length: 39mm
- Gearbox Length: 41mm
- Shaft Diameter: Φ8mm
- Shaft Length: 23.5mm
- Key-way Length: 14mm
- Number of Leads: 4
- Lead Length: 320mm
- Weight: 680g
- Voltage: 2.7V
- Phase Resistance: 1.6ohms
- Inductance: 3.2mH ± 20%(1KHz)
- Ambient Temperature: -10 - 90℃
- Insulation Class: B
- Life: 20000 h

**Package Includes:**
- 1 x Nema 17 Stepper Motor L-39mm with Gear Ratio 5:1 Planetary Gearbox

**Customer Reminder:**
- Handle with care to avoid damage to the motor and gearbox
- Ensure proper insulation and temperature control during operation
- Follow installation instructions carefully for optimal performance
- Regular maintenance can extend the lifespan of the motor

Upgrade your machinery with this high precision Nema 17 stepper motor integrated with a 5:1 gear ratio Planetary gearbox. Designed for applications requiring low speed and high torque, this motor offers efficient performance and quiet operation. With a compact frame size and sturdy build, it's a reliable choice for your projects.