The 28BYJ-48 is a small geared stepper motor suitable for a large range of applications. It is perfect as a focus motor for allsky cameras as it is small, accurate and pretty strong. Please consider adding our focus kit to complete your set.

This stepper is 100% compatible with both our SkyCamOne HATs for Raspberry Pi.

• Rated voltage ： 5VDC
• Number of Phase 4
• Speed Variation Ratio 1/64
• Stride Angle 5.625° /64
• Frequency 100Hz
• DC resistance 50Ω±7%(25℃)
• Idle In-traction Frequency > 600Hz
• Idle Out-traction Frequency > 1000Hz
• In-traction Torque >34.3mN.m(120Hz)
• Self-positioning Torque >34.3mN.m
• Friction torque 600-1200 gf.cm
• Pull in torque 300 gf.cm
• Insulated resistance >10MΩ(500V)
• Insulated electricity power 600VAC/1mA/1s
• Insulation grade A
• Rise in Temperature <40K(120Hz)
• Noise <35dB(120Hz,No load,10cm)
• Model 28BYJ-48 – 5V

Datasheet:

28BYJ48-5V