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Unlock superior operational efficiency and high-torque motion smoothness with the industrial SOYA NEMA 23 (57mm) brushless DC (BLDC) motor series. Featuring a standard 57mm square frame size, this premium actuator line handles constant velocities up to a high-speed 4000 RPM rated threshold to easily master demanding mechanical loads. Specially engineered with an optimized 4-pole high-density permanent magnet circuit and premium Class B thermal insulation materials, it completely eliminates carbon brush friction and structural wear metrics. Providing robust rated torques up to a powerful 0.33N.m, it delivers a maintenance-free, quiet solution built for long-hour continuous operations.
Electronic commutation entirely bypasses mechanical carbon brush friction, reducing structural wear and ensuring an extensive, quiet operational lifespan.
Engineered multi-pole interior stator configurations provide excellent magnetic cogging smoothness, yielding ultra-stable velocity tracking metrics.
Upgraded high-force density design handles extreme acceleration shifts with ease, while built-in balancing minimizes physical structural resonance spikes.
Premium pure copper windings coupled with heavy Class B insulation allow exceptionally low motor heat propagation over extended manufacturing cycles.
| Model No. | Rated Speed (RPM) | No-Load Speed (RPM) | Rated Torque (N·m) | Continuous Current (A Max) | No-Load Current (A Max) | Phase-to-Phase Resistance (Ω) | No. of Poles | Back EMF Constant (V/KRPM) | Torque Constant (N·m/A) | Insulation Class |
|---|---|---|---|---|---|---|---|---|---|---|
| SY57BLS01 | 4000 | 4800 | 0.11 | 2.0 | 0.35 | 2.2 | 4 | 7.5 | 0.72 | B |
| SY57BLS02 | 4000 | 4800 | 0.22 | 3.6 | 0.35 | 0.9 | 4 | 7.5 | 0.72 | B |
| SY57BLS03 | 4000 | 4800 | 0.33 | 5.5 | 0.35 | 0.43 | 4 | 7.5 | 0.72 | B |
Our roots go back to 2002 as “Songya Motor Control Factory”. In 2017, we incorporated as Changzhou Songya Electromechanical Co., Ltd., marketing our systems worldwide under our registered brand SOYAMOTOR. Leveraging over 20 years of deep expertise in stepper, servo, and brushless motor manufacturing, we design and produce a comprehensive range of premium CNC digital cutting tools on our own shop floor. Beyond oscillating knives, our in-house production includes servo oscillating knives, drag knives, kiss-cut knives, creasing wheels, rotary knives, V-cut tools, and punching tools—delivering factory-direct precision with 100% traceable quality.
