Changzhou Bextreme Shell Motor Technology Co.,Ltd
Professional BLDC motor products manufacturer and solution supplier!
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Specifications: 
Specifications below are for reference only. Contact us for more.
| Model Number | Rated Volt. | No Load | At Max Efficiency | Stall | |||||
| Speed | Current | Speed | Current | Torque | Power | Current | Torque | ||
| rpm | mA | rpm | mA | Kgf.cm | W | mA | Kgf.cm | ||
| OWM-25RS3850129000-20.4K | 12V | 441 | ≤260 | 330 | ≤900 | 1 | 3.39 | ≥2200 | 3.6 |
| OWM-25RS38501210500-35.8K | 12V | 293 | ≤280 | 233 | ≤1200 | 1.8 | 4.30 | ≥3500 | 8.2 |
| OWM-25RS3850129000-45K | 12V | 200 | ≤310 | 155 | ≤1000 | 2.1 | 3.34 | ≥2500 | 7.5 |
| Remark: 1 Kgf.cm≈0.098 N.m≈14 oz.in 1 mm≈0.039 in | |||||||||
Name Specification:
Technical Data of Gearbox:
| Reduction Stage | 4 | 5 | 6 | 7 | 8 |
| Reduction Ratio | 20.4K | 35.8K, 45K, 50K | 78K, 99K, 110K, 122K, 127K | 217K, 241K, 268K, 298K, 331K | 478K, 531K, 590K, 656K, 729K |
| Length of Gearbox "L" mm | 20.8 | 23.2 | 25.6 | 28 | 29 |
| Gearbox Efficiency | 65% | 59% | 53% | 48% | 43% |
Technical Data of Motor:
| Motor model | Rated Volt. | No load | Load | Stall | |||||
| Current | Speed | Current | Speed | Torque | power | Torque | Current | ||
| V | mA | rpm | mA | rpm | gf.cm | W | gf.cm | mA | |
| OWM-3850123000 | 12 | ≤70 | 3000 | ≤260 | 1950 | 50 | 1.02 | ≥128 | ≥520 |
| OWM-3850124500 | 12 | ≤90 | 4500 | ≤460 | 3500 | 50 | 1.83 | ≥202 | ≥1300 |
| OWM-3850129000 | 12 | ≤200 | 9000 | ≤670 | 7800 | 50 | 4.00 | ≥340 | ≥2900 |
| OWM-3850243300 | 24 | ≤80 | 3300 | ≤250 | 2750 | 74 | 2.13 | ≥400 | ≥440 |
| OWM-3850247400 | 24 | ≤120 | 7400 | ≤370 | 6400 | 60 | 4.02 | ≥400 | ≥1580 |
Drawing (mm):
