Feature
Superior Mechanical Efficiency: Equipped with a precision-engineered planetary gearbox, achieving up to 95% energy transfer efficiency, reducing heat buildup and power consumption.
Rugged Environmental Protection: With an IP55 rating, the motor and control systems are shielded against heavy dust and low-pressure water jets, perfect for outdoor or harsh factory settings.
M5 Duty Classification: Designed for heavy-duty cycles, ensuring the winch can handle frequent starts and stops under load without premature wear.
Modular Customization: Every component—from the gearbox ratio to the drum size and wire rope specifications—can be tailored to specific project requirements.
Safety First: Integrated standard control systems ensure smooth acceleration and deceleration, preventing load swinging and protecting both the operator and the equipment.
Product Description
The KJS Standard Model represents a pinnacle in material handling technology, designed to meet the rigorous needs of the construction, mining, and maritime industries. This industrial electric winch is not merely a lifting tool but a robust system built for longevity and precision. At its heart lies a high-performance motor ranging from 2.2kW to 7.5kW, providing the raw power necessary to manage loads up to 5 tons with ease.
One of the standout characteristics of the KJS series is its planetary gearbox design. Unlike traditional worm gears, the planetary system distributes the load across multiple gears, significantly increasing the torque density and extending the service life of the transmission. This efficiency translates to smoother operation and lower maintenance costs over the winch’s lifespan.
For B2B buyers looking for versatility, the KJS model offers a wide range of wire rope options, from 10mm to 22mm. This flexibility allows the equipment to be adapted for different lifting heights and tensile strength requirements. Whether you are pulling heavy machinery in a manufacturing plant or lifting materials on a skyscraper construction site, the M5 duty classification ensures that this winch remains a reliable workhorse even under continuous operation.
Understanding that no two job sites are identical, we offer extensive customization services. While the standard model provides an excellent baseline, our engineering team can modify the planetary gear ratios, motor voltage, and control interfaces to integrate seamlessly into your existing infrastructure. This bespoke approach ensures that you receive a solution that is perfectly optimized for your specific operational workflow.
| Parameter | Specification Details |
| Model | KJS Standard Series |
| Lifting Capacity | 1000kg – 5000kg (1t – 5t) |
| Line Speed | 7.5m/min – 11.6m/min |
| Duty Group | ISO M5 / FEM 2M |
| Motor Power | 2.2kW |
| Gearbox Type | High-Efficiency Planetary (95% efficiency) |
| Protection Rating | IP55 (Outdoor Capable) |
| Wire Rope Dia. | 10mm – 22mm |
| Control System | Standard Electric Control (Pendant/Remote options) |



