📊
Gearbox Technical Data
| Number of stages |
1 |
2 |
3 |
4 |
5 |
| Reduction ratio |
3.7, 5.2 |
13.7, 19.2, 26.9 |
50.9, 71.2, 99.5, 139 |
188, 264, 369, 516, 721 |
699, 977, 1367, 1911, 2672, 3736 |
| Gearbox length "L" (mm) |
25.1 |
32.3 |
38.5 |
44.7 |
50.9 |
| Max. Running torque |
20.0kgf·cm |
50.0kgf·cm |
100.0kgf·cm |
100.0kgf·cm |
100.0kgf·cm |
| Gear breaking torque |
60.0kgf·cm |
150.0kgf·cm |
300.0kgf·cm |
300.0kgf·cm |
300.0kgf·cm |
| Gearing efficiency |
90% |
81% |
73% |
65% |
59% |
⚡
Motor Performance Data
| Motor Type |
Rated Volt (V) |
No load speed (rpm) |
No load current (mA) |
Rated speed (rpm) |
Rated current (mA) |
Rated torque (gf·cm) |
Rated output (W) |
Stall torque (gf·cm) |
Stall current (mA) |
| GR123400 | 12 | 3400 | ≤70 | 2950 | ≤140 | 30 | 0.9 | 242 | ≤0.76 |
| GR127000 | 12 | 7000 | ≤140 | 5650 | ≤614 | 79.7 | 4.6 | 472 | ≤3.03 |
| GR124500 | 12 | 4500 | ≤100 | 3600 | ≤260 | 48.9 | 1.8 | 261 | ≤1.1 |
| GR244500 | 24 | 4500 | ≤60 | 3670 | ≤131 | 47.6 | 1.8 | 281 | ≤0.59 |
| GR247000 | 24 | 7000 | ≤85 | 6000 | ≤280 | 70.6 | 4.4 | 455 | ≤1.54 |
Calculation Formulas:
• Output torque after deceleration = motor torque × reduction ratio × gearing efficiency
• Output speed = motor speed / reduction ratio
🏭
Manufacturing & Packaging
❓
Frequently Asked Questions
Can you make the gearbox with custom specifications?
YES. We have a dedicated design and development team, along with an experienced engineering team to meet custom requirements.
Do you provide samples?
YES. We can provide samples. The delivery time is approximately 10-15 days depending on the specific gearbox requirements.
What is the Minimum Order Quantity (MOQ)?
The MOQ is 1 piece for sample orders and 100 pieces for bulk orders.
What payment methods are accepted?
We accept PayPal, Western Union, Money Gram, T/T, and L/C payments.
Do you offer technical support?
YES. Our design and development team is available to provide technical support whenever needed.
How can I determine if a product is suitable for my needs?
Please provide detailed product requirements. We will recommend items based on your specifications and provide samples for confirmation.
KPR Motor
