JK42HS40-1704-13A BYG 40mm 1.7A D Shaft NEMA17 Stepper Motor

Specifications

• Motor Type: Stepper Motor
• Model: JK42HS40-1704-13A
• Frame Size: NEMA 17 (42 mm x 42 mm)
• Length: 40 mm
• Shaft Type: D Shaft
• Number of Phases: 2
• Step Angle: 1.8 degrees (200 steps per revolution)

Electrical Specifications

• Rated Current: 1.7 A per phase
• Rated Voltage: 2.8 V
• Resistance: 1.65 ohms per phase
• Inductance: 3.0 mH per phase (typical)
• Holding Torque: 40 Ncm (0.4 kgf·m) or higher
• Detent Torque: Approximately 0.5 Ncm (0.005 kgf·m)

Mechanical Specifications

• Shaft Diameter: 5 mm (standard)
• Shaft Length: 20 mm
• Weight: Approximately 0.45 kg (0.99 lbs)
• Bearing Type: Ball Bearing
• Operating Temperature Range: -20°C to +50°C

Performance Characteristics

• Max Speed: Up to 2000 RPM (depends on the driving method and load)
• Acceleration: Varies based on drive capabilities and load
• Backlash: Minimal, as is typical with stepper motors

Construction and Materials

• Winding: Copper wire (high-grade insulation)
• Housing: Aluminum or die-cast metal for durability
• Finish: Usually painted or anodized for corrosion resistance

Applications

• 3D Printing: Widely used in 3D printers for precise control of the print head and bed.
• CNC Machinery: Common in CNC routers and mills for accurate movement.
• Robotics: Utilized in robotic arms and other automation equipment for controlled motion.
• Textile and Packaging Machines: Employed in applications requiring accurate positioning and repeatability.

Notes

• Driver Compatibility: The motor is compatible with various stepper motor drivers, including those that support microstepping for smoother operation.
• Cooling Requirements: Typically does not require external cooling for standard operations; however, higher loads may necessitate additional cooling measures.
• Mounting: The motor has standard NEMA 17 mounting holes for easy installation.

Datasheet: JK42HS40-1704-13A