DC Gear Motor GM37BM3525/3530/3540
Technical Specifications
● Number of Stages: Available in 2 to 7 stages
● Ratio: Ranges from 6.25K/10K to 1200K/1600K
● Gearbox Length (A): From 19mm to 31mm
● Max Rated Torque: From 5.0Kgf.cm to 50.0Kgf.cm
● Max Breaked Torque: From 12.0Kgf.cm to 50.0Kgf.cm
● Efficiency: From 35%-45% to 90%-95%
| Gearmotor Technical Data | ||||||||
| rmotor Model | Rated Voltage (V) | No-Load Speed (RPM) | No-Load Current (mA) | Rated Speed (RPM) | Rated Current (mA) | Rated Torque (Kgf.cm) | Stall Current (mA) | Stall Torque (Kgf.cm) |
| GM25AMBL2430-26K | 5 VDC | ≤120 | ≤95 | ≤260 | ≤950 | 0.052/0.52 | ≤950 | 0.21/1.2 |
| GM25AMBL2430-217K | 12 VDC | ≤120 | ≤15 | ≤200 | ≤800 | 0.45/4.5 | ≤900 | 1.45/14.5 |
| Gearmotor Model | Rated Voltage (V) | No-Load Speed (RPM) | No-Load Current (mA) | Rated Speed (RPM) | Rated Current (mA) | Rated Torque (N.m/Kgf.cm) | Stall Current (mA) | Stall Torque (N.m/Kgf.cm) |
| GM37BM3525-168K | 12 VDC | 23.5 | <100 | 19.5 | <160 | 0.25/2.5 | <600 | 1.25/12.5 |
| GM37BM3530-393K | 24 VDC | 15 | <100 | 13 | <280 | 1.2/12 | <1500 | 4.0/40 |
| GM37BM3540-90K | 12 VDC | 100 | <200 | 80 | <1000 | 0.5/5.0 | <7500 | 2.5/25 |
| BLDC Motor Technical Data | ||||||||
| BLDC Motor Model | Rated Voltage (V) | No-Load Speed (RPM) | No-Load Current (mA) | Rated Speed (RPM) | Rated Current (mA) | Rated Torque (mN.m) | Stall Current (mA) | Stall Torque (mN.m) |
| BL2430-053200 | 5 VDC | ≤800 | ≤80 | 2500 | ≤250 | 2.8/28 | ≤890 | 13/130 |
| BL2430-243012 | 12 VDC | ≤700 | ≤60 | 3000 | ≤200 | 3.8/38 | ≤730 | 21/210 |
| Gearbox Technical Data | ||||
| Number of Stages | Gearbox Length "A" (mm) | Max. Rated Torque(Kgf.cm) | Max. Gearbox Torque(Kgf.cm) | Gearbox Efficiency |
| 2 | 19 | 5 | 12 | 90%~95% |
| 3 | 21 | 8 | 20 | 85%~90% |
| 4 | 24 | 12 | 30 | 75%~85% |
| 5 | 26.5 | 20 | 50 | 60%~75% |
| 6 | 29 | 20 | 50 | 45%~60% |
| 7 | 31 | 20 | 50 | 35%~45% |
| PMDC Motor Technical Data | |||||||||
| PMDC Motor Model | Motor Length "B" (mm) | Rated Voltage (V) | No-Load Speed (RPM) | No-Load Current (mA) | Rated Speed (RPM) | Rated Current (mA) | Rated Torque (mN.m/gf.cm) | Stall Current (mA) | Stall Torque (mN.m/gf.cm) |
| SL-3525 124000 | 25 | 12 VDC | 4000 | <40 | 3300 | <120 | 2.5/25 | <550 | 13.5/135 |
| SL-3530 246000 | 30 | 24 VDC | 6000 | <45 | 5200 | <250 | 0.7/70 | <1450 | 50/500 |
| SL-3540 129000 | 40 | 12 VDC | 9000 | <150 | 7950 | <950 | 9.5/95 | <7200 | 80/800 |

Applications
● Smart Home Devices: Ideal for smart locks and automated window systems, ensuring reliable operation and enhanced home security.
● Surveillance Systems: Perfect for camera positioning, providing precise and smooth movement for optimal monitoring coverage.
● Laboratory Equipment: Suitable for automated lab instruments, ensuring accurate and reliable operation.
● Electric Vehicles: Used in door locks and charging port locks, providing secure and dependable performance.
● DIY Projects: Great for custom automation projects, offering flexibility and ease of integration for hobbyists and makers.








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