15Pcs Φ42mm 12V/24V Brushless DC Gearmotor GMP42-TEC4260 60kg.cm 21w With Planetary Gearbox
Features:
42mm planetary gearbox
42mm motor diameter
Reduction ratio stages:
-1 stage: 4:1
-2 stages: 14:1, 19:1, 27:1
-3 stages: 51:1, 71:1, 100:1, 139:1
-4 stages: 189:1, 264:1, 369:1, 516:1, 720:1;
Rated torque: 60.0kg·cm
Max momentary torque: 120.0kg·cm
Rated voltage: 12/24VDC
Rated current: 2500mA (12V) / 1300mA (24V)
No-load speed (without gearbox): 5000RPM
Rated speed (without gearbox): 3400RPM (12V) / 3550RPM (24V)
No-load speed (with gearbox): 7–1200RPM
Rated speed (with gearbox): 6–890RPM
Rated power: 17W (12V) / 18W (24V)
Motor type: Brushless
Gear type: Planetary gearbox
Axial play: 0.05–0.5mm
Efficiency: 79%
Noise level: 40–50 dB at 30cm
Rotation direction: CW/CCW
Physical Specifications:
Motor diameter: 42mm
Gearbox diameter: 42mm
Motor body length: 60mm
Gearbox length: 31.5mm (1 stage), 42mm (2 stages), 52mm (3 stages), 62mm (4 stages)
Shaft length: 25mm
Shaft diameter: 10mm
D-cut length: 20mm
D-cut diameter: 9mm
Weight: 650g
Applications:
Boats, cars, electric bicycles, fans, home appliances, cosmetic instruments, smart home devices, industrial equipment.


| Physical Specification | |
|---|---|
| Body Length(mm) | D-Cut |
| Frame Size(mm) | Φ42 |
| Shaft Diameter(mm) | 10 |
| Shaft Length(mm) | 27 |
| Weight(g) | 650 |
| Gearbox Length(mm) | 42 / 52 / 62 / 31.5 |
| Gear Ratio | 4:1 / 19:1 / 51:1 / 100:1 / 139:1 / 189:1 / 264:1 / 369:1 / 720:1 / 516:1 |
| Shaft Type | D-Cut |
| Single Shaft/Dual Shaft | Single Shaft |
| Gearbox Type | Planetary Gearbox |
| Electrical Specification | |
| Rated Power(W) | 17 / 18 |
| Rated Voltage(V) | 12 / 24 |
| Rated Torque(kg.cm) | 60 |
| Rated Speed(rpm) | 6-890 |
| Rated Current (A) | 1.3 / 2.5 |







