If you are replacing a failed motor on a machine, the mechanical drawings are more important than the electrical specs. The BJ42D15 adheres strictly to NEMA 17 standards.

| Model | Frame | Resistance | Voltage | Holding torque | |-------------|-------|------------|---------|----------------| | BJ42D15 26V10 | 42 mm | 10 Ω | 26 V | ~0.3 N·m | | 17HS13-0404S | 42 mm | 40 Ω | 12 V | 0.22 N·m | | 17HS15-1504 | 42 mm | 1.5 Ω | 2.7 V | 0.45 N·m |