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Ph: 203-334-7537
Fx: 203-334-7792
Email: ctopar@e-jpc.com
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Features:
  • A motor size down, achieving the torque of one size up. Expanding the rotor diameter to its maximum limit within a new "flattened" structure allows the 42motor profile to be maintained.
  • Large Rotor
  • High Torque
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Unit of Measure
Items
KF42 Series 2-Phase Stepper Motors

4.1 Volt (V) Voltage KF42 Series 42mm 2-Phase Stepper Motor (1.8 Degree/Step)
KF42 Series 2-Phase Stepper Motors

3.08 Volt (V) Voltage KF42 Series 42mm 2-Phase Stepper Motor (1.8 Degree/Step)
KF42 Series 2-Phase Stepper Motors

4.85 Volt (V) Voltage KF42 Series 42mm 2-Phase Stepper Motor (1.8 Degree/Step)
KF42 Series 2-Phase Stepper Motors

3.36 Volt (V) Voltage KF42 Series 42mm 2-Phase Stepper Motor (1.8 Degree/Step)
KF42 Series 2-Phase Stepper Motors

5.36 Volt (V) Voltage KF42 Series 42mm 2-Phase Stepper Motor (1.8 Degree/Step)
Description N/A Features:
  • A motor size down, achieving the torque of one size up. Expanding the rotor diameter to its maximum limit within a new "flattened" structure allows the 42motor profile to be maintained.
  • Large Rotor
  • High Torque
Type N/A Single Shaft
Motor Frame Size N/A NEMA 17
Step Angle N/A 1.8 º1.8 deg./step
Voltage N/A 4.1 V N/A 3.08 V N/A 4.85 V N/A 3.36 V N/A 5.36 V
Current N/A 1.0 A1.0 N/A 1.4 A1.4 N/A 0.85 A0.85 N/A 1.4 A1.4 N/A 0.85 A0.85
Resistance N/A 4.1 Ω N/A 2.2 Ω N/A 5.7 Ω N/A 2.4 Ω N/A 6.3 Ω
Inductance N/A
Holding Torque N/A 330 mN·m N/A 400 mN·m N/A 400 mN·m N/A 460 mN·m N/A 460 mN·m
Rotor Inertia N/A 70 g·cm² N/A 100 g·cm² N/A 100 g·cm² N/A 145 g·cm² N/A 145 g·cm²
Insulation Resistance N/A 100 MO min. at 500 V DC (at normal temp. & humidity, between lead and case)
Dielectric Strength N/A 500 V AC, 50 Hz for 1 min (at normal temp. & humidity, between lead and case)
Ambient Temperature Range N/A -10 ~ +50 ºC
Humidity Range for Ambient Temperature N/A 5 ~ 95 % RH (noncondensing)
Storage Temperature Range N/A -20 ~ +70 ºC
Humidity Range for Storage Temperature N/A 5 ~ 95 % RH (noncondensing)
Max. Temperature Rise (By resistance method) N/A 80 ºK
Position Accuracy N/A ±10 %
Length (L) N/A 34 in1.34 mm N/A 39 in1.54 mm N/A 39 in1.54 mm N/A 42 in1.66 mm N/A 42 in1.66 mm
Motor Mass N/A 0.23 kg N/A 0.29 kg N/A 0.29 kg N/A 0.33 kg N/A 0.33 kg
Maker N/A JST
Applicable Housing N/A PHR-6
Applicable Terminal N/A SPH-002T-P0.5S
Lead Wire N/A UL3266 AWG26
Option N/A KV42LBS300
Application N/A
  • Office Automation (OA)
  • Factory Automation (FA)
  • Money-handling & Banking equipment
  • Medical Devices
Note N/A The KF42 motor is supplied without a leadwire assembly. This must be ordered as a separate part.
Torque Curves N/A
Speed - Torque Characteristics (KF4234-EN2B801)
 		N/A
Speed - Torque Characteristics (KF4239-EN2B801, KF4239-EN2B802)
 		N/A
Speed - Torque Characteristics (KF4239-EN2B801, KF4239-EN2B802)
 		N/A
Speed - Torque Characteristics (KF4242-EN2B801, KF4242-EN2B802)
 		N/A
Speed - Torque Characteristics (KF4242-EN2B801, KF4242-EN2B802)
Dimensions N/A
KF42 Series 42mm 2-Phase Stepper Motors (1.8 Degree/Step) - 2

KF42 Series 42mm 2-Phase Stepper Motors (1.8 Degree/Step) - 3
Additional Information N/A
Connection Diagram for KF42 Series 42mm 2-Phase Stepper Motors (1.8 Degree/Step)
Customize N/A Custom Designs