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NEMA 34 46kgcm Bipolar Hybrid Stepper Motor

NEMA 34 46kgcm Bipolar Hybrid Stepper Motor

Best price now

$45.77at KitsGuruChecked Nov 10

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Price facts

  • Last seen at $45.77 at KitsGuru on Nov 10.
  • Our take on the NEMA 34 46kgcm Bipolar Hybrid Stepper Motor

    This is a large-frame bipolar hybrid stepper motor built for heavy motion work: CNC mills, lathes and routers that need strong holding torque at speed. It delivers roughly 46 kg-cm of torque at 4 A per phase and runs open loop with a matching stepper driver. The 6-wire winding can be wired as 4-wire, and the D-cut shaft gives a solid grip for pulleys and couplings. It suits builders of big machines who accept the noise, heat and resonance tuning that come with high-torque open-loop steppers.

    Best forLarge CNC mill, lathe and router buildsHigh-torque, high-speed axis drivesDIY machine retrofits needing a NEMA 34 frameBuilders using open-loop stepper drivers
    Pros
    • High torque for its frame size
    • Fast response to start, stop and reverse pulses
    • 6-wire winding can be used as 4-wire
    • D-cut shaft holds pulleys and couplings well
    • Built for the load demands of large CNC machines
    Cons
    • Open loop, so no position feedback
    • Can resonate if mounting or tuning is poor
    • Needs a driver rated for 4 A per phase
    • Dimensions and weight can vary by about 2%
    • Runs hot and loud at high current

    NEMA 34 46kgcm Bipolar Hybrid Stepper Motor prices at every store

    • KitsGuruNew

      In stockShips from India · priced in INR (₹4,299.00) · duties may applyReturn policy

      $45.77Checked Nov 10
      Visit KitsGuru

    About the NEMA 34 46kgcm Bipolar Hybrid Stepper Motor

    This is a NEMA 34 bipolar hybrid stepper motor with a holding torque of 46 kg-cm. It is a brushless DC motor that runs in an open-loop control system. The input pulse decides the rotation angle.

    It delivers 46 kg-cm of torque at 4 A per phase. It responds well to starting, stopping and reversing pulses from a stepper motor driver. It is built for the high torque demands of large machines and can run at high speeds.

    Typical uses include large CNC mills, lathes and routers, large 3D printers, robotics and automation systems. Resonances can occur if the motor is installed improperly.

    Type
    Bipolar hybrid stepper motor
    Frame size
    NEMA 34, 85 x 85 mm
    Holding torque
    46 kg-cm
    Step angle
    1.8° (±5% accuracy)
    Operating voltage
    4.2 VDC
    Current
    4 A per phase
    Inductance
    7.3 mH per phase (±20%)
    Resistance
    0.87 Ω (±10%)
    Leads
    4
    Dimensions
    85 x 85 x 80 mm (L x W x H), ±2% error
    Weight
    2190 g (±2% error)
    Shaft type
    Keyway
    Shaft diameter
    14 mm
    Shaft length
    30 mm
    Cable length
    50 cm
    In the box
    1 x NEMA 34 46 kg-cm hybrid stepper motor

    Questions and answers

    What driver does this motor need?
    A bipolar stepper driver rated for at least 4 A per phase and a supply voltage suited to your speed target. Higher bus voltage helps torque hold up at speed.
    Can I wire it as a 4-wire motor?
    Yes. The 6-wire winding can be connected as 4-wire, which is common when using bipolar drivers. Follow the wiring diagram for your driver.
    Is it strong enough for a large CNC router?
    Its 46 kg-cm rating is aimed at large machines, so it suits heavy gantries and lead-screw or ballscrew axes. Actual performance depends on your driver, voltage and mechanics.
    Why does the motor vibrate or stall at some speeds?
    Open-loop steppers can hit resonance at certain speeds, often from poor mounting or tuning. Adjust microstepping, current and acceleration, and check alignment.
    What shaft shape does it have?
    The shaft has a D-cut flat, which helps pulleys and couplings grip without slipping under load.
    Where is the NEMA 34 46kgcm Bipolar Hybrid Stepper Motor cheapest?
    At KitsGuru, for $45.77, as of our latest check.

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