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KST-86D33-0001

KST-86D33-0001_Kaifull Technology

The KST-86D33-0001 is a high-performance 1.8° stepper motor with 6.3A rated current and 2.9N·m holding torque. This motor, with an 86mm frame size, is ideal for heavy-duty applications like CNC, robotics, and industrial automation, offering precise motion control, energy efficiency, and durability.

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Standard parameter



Step Angle



1.8°



Phase number



two-phase



Insulation resistance



100MΩmin.(500V DC)



Insulation class



Class B



Insulation withstand voltage



500V A.C 1 min



Rated current



6.3A



Phase resistance



0.24Ω±15%  AT25°



Phase inductance



1.4mH±20% AT 1KHz, 1Vrms



Holding torque



2.9N.m



Rotor inertia



1100g.cm²



weight



1600g


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The KST-86D33-0001 stepper motor is an industrial-grade motor with an 86mm frame size, offering a 1.8° step angle and 2.9N·m holding torque. Designed to meet high-performance demands in applications such as CNC machinesrobotics, and automation systems, this motor delivers precise and reliable motion control.

With a 6.3A rated current, it provides robust torque for heavy-duty tasks. The motor's phase resistance of 0.24Ω ± 15% at 25°C and phase inductance of 1.4mH ± 20% (measured at 1KHz, 1Vrms) ensure high efficiency, minimal energy loss, and smooth operation even at high loads. The rotor inertia is 1100g·cm², which contributes to the motor's ability to handle high torque without losing control.

Featuring Class B insulation with an insulation resistance of 100MΩ minimum (at 500V DC) and a withstand voltage of 500V AC for 1 minute, this motor is built for safety and durability in demanding environments. Weighing 1600g, it is optimized for use in applications where reliability and precision are crucial.


Product 2D Drawing

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  • KST-86D33-0001.pdf
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Product 3D Diagram

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  • KST-86D33-0001.STEP
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