Bj42d15 26v10 Stepper Motor Datasheet -

Prepared for: Engineering Reference
Document Type: Simulated Datasheet Review
Date: April 21, 2026

In the world of precision motion control, the stepper motor remains a cornerstone component. Among the myriad of models available, the BJ42D15 26V10 stands out as a specific, high-torque variant within the NEMA 17 form factor. Whether you are repairing a 3D printer, building a CNC machine, or designing a medical device, locating and understanding the official datasheet for this motor is critical. bj42d15 26v10 stepper motor datasheet

This article serves as an exhaustive guide to the BJ42D15 26V10 stepper motor datasheet. We will break down every specification, explain the cryptic naming convention, provide wiring diagrams, and discuss real-world performance characteristics. This article serves as an exhaustive guide to

If you need a quick answer, here is the distilled datasheet for the BJ42D15 26V10: explain the cryptic naming convention

| Parameter | Value | Unit | | :--- | :--- | :--- | | Step Angle | 1.8 | Degrees | | Step Accuracy | ±5 | % | | Number of Phases | 2 | - | | Rated Voltage | 26 | V DC | | Rated Current (per phase) | 1.0 | A | | Phase Resistance | 26 | Ohms (±10%) | | Phase Inductance | 26 – 32 | mH | | Holding Torque | 0.28 – 0.35 | N·m (39 – 50 oz·in) | | Detent Torque | 0.018 | N·m | | Rotor Inertia | 54 | g·cm² | | Dielectric Strength | 500V AC / 1 minute | - | | Insulation Resistance | 100MΩ (min) @ 500V DC | - | | Insulation Class | B (130°C) | - | | Operating Temperature | -20 to +50 | °C | | Shaft Diameter | 5 | mm | | Shaft Length (Flat type) | 20 – 24 | mm | | Weight | 0.32 – 0.35 | kg |