NEMA17 KS42STH34-1304A-01F Stepper MotorMotor OverviewMotor Type: Bipolar Stepper MotorFrame Size: NEMA 17 (42 mm x 42 mm)Part Number: KS42STH34-1304A-01FStep Angle: 1.8°Steps per Revolution: 200 steps/revolutionElectrical SpecificationsRated Current/Phase: 1.3 ARated Voltage: Dependent on the driver; typically calculated using current and coil resistance.Phase Resistance: 2.8 Ω ± 10% (per phase)Phase Inductance: 3.2 mH ± 20% (per phase)Driving Mode: Bipolar (2-phase excitation)Mechanical SpecificationsBody Length: 34 mmShaft Diameter: 5 mm (D-cut type)Shaft Length: 20 mmWeight: ~0.25 kg (250 grams)Mounting Holes: 4 x M3 threaded holes on 31 mm x 31 mm centersLead Wire Count: 4 wires (bipolar configuration)Lead Wire Length: Typically 30–50 cm, with a pre-attached connector (depending on supplier).Performance SpecificationsHolding Torque: 36 N·cm (3.6 kg·cm or ~50.94 oz·in)Detent Torque: ~2.2 N·cmRotor Inertia: 54 g·cm²Max Operating Speed: Up to ~600 RPM, depending on load and driver configuration.Maximum Microstepping: Dependent on the driver (commonly 1/16 or 1/32 step).Thermal and Environmental SpecificationsMax Operating Temperature: 80°CInsulation Resistance: >100 MΩ at 500 V DCInsulation Class: Class B (130°C max)Storage Temperature: -20°C to 85°CHumidity Range: 15% to 90% (non-condensing)Wiring ConfigurationWire Color and Phases:Red: Phase A Blue: Phase A-Green: Phase B Black: Phase B-Applications3D printersCNC machinesRoboticsAutomated positioning systemsPrecision control devicesMounting DimensionsMounting Face: 42 mm x 42 mm square flangeBolt Circle Diameter: 31 mmShaft Center to Mounting Hole Distance: 21.5 mm SKU: LKMOT00014 Categories: Motors, Stepper Motors
