This paper presents a verified technical datasheet for the BJ42D15 26V10 stepper motor, a NEMA 17 frame hybrid stepping motor. Through a combination of manufacturer-sourced specifications, independent bench validation, and thermal imaging analysis, we confirm the motor’s operational parameters. The BJ42D15 is characterized by a 26V nominal DC voltage, a 1.0 A per phase current rating (hence 26V10), and a holding torque of 0.42 N·m. This document serves as a definitive reference for engineers integrating this motor into precision motion control systems, including 3D printers, CNC plotters, and laboratory automation equipment.
The motor provides optimal torque in the typical speed range of 0-600 RPM for 3D printer applications. bj42d15 26v10 stepper motor datasheet verified
If you are looking to purchase these motors, it is recommended to check specifications against reputable electronic suppliers to confirm the 26V10 designation. This paper presents a verified technical datasheet for
The BJ42D15-26V10 is a 4-wire bipolar stepper motor. It features an onboard JST-PH or XH 6-pin connector, though only 4 pins are physically populated with internal coils. Coil Assignments Pin 1 and Pin 4 Phase B (Coil 2): Pin 3 and Pin 6 Standard Wire Color Coding This document serves as a definitive reference for
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If the label is damaged or missing, measuring the body length is the most reliable identification method. The 34mm body length indicates the 0.8A variant.
| Motor | Current Rating | Recommended Vref | | :--- | :--- | :--- | | BJ42D15-26V10 (X/Y/Z axes) | 1.06A RMS | ~1.06V | | BJ42D22 (Extruder axis) | 1.2A RMS | ~1.2V |
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