Good for higher voltage supplies (up to 36V) to achieve faster step rates.
If you are designing a 24V system and need a stepper that your battery can drive all day without a heatsink, this is your motor. Treat the 0.12 Nm holding torque as a feature (high-speed agility), not a bug.
The most frequent mistake when replacing a BJ42D15 motor is ignoring the : bj42d15 26v10 stepper motor datasheet exclusive
If you’ve found one of these in a bin of parts or are looking for a datasheet, you might have noticed that clear, official documentation is surprisingly hard to find. In this post, we are providing an exclusive breakdown of the specifications and practical applications for this specific motor, aggregating data from various industrial sources to create the datasheet you’ve been looking for.
After cross-referencing internal OEM documentation and bench tests, here are the verified, exclusive electrical and mechanical specifications for the . Good for higher voltage supplies (up to 36V)
align closely with other "BJ42D15" variants used for X, Y, and Z-axis movements: : 1.8∘1.8 raised to the composed with power (standard 200 steps per full rotation).
| Parameter | Value | Unit | | :--- | :--- | :--- | | | NEMA 17 (42mm) | mm | | Step Angle | 1.8° (200 steps/rev) | Degrees | | Motor Type | Hybrid Stepper | - | | Number of Phases | 2 | - | | Rotor Inertia | ~54 to 68 | g-cm² | | Weight | Approx. 0.28 – 0.35 | kg | The most frequent mistake when replacing a BJ42D15
Suitable for small-scale milling or laser engraving.