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S Series Helical-Worm Geared Motors

HomeHelical Gearboxes (R/S/K/F)S Series Helical-Worm Geared MotorsS Series Foot Mounted Solid Output Shaft Helical Worm Gearbox

S Series Foot Mounted Solid Output Shaft Helical Worm Gearbox

The S Series Foot Mounted Solid Output Shaft Helical Worm Gearbox is designed for industrial applications requiring high reduction ratios, compact structure, smooth operation, and self-locking capability. Combining helical gear pre-stage with worm gear final stage, it provides high torque output, excellent load capacity, and reliable low-speed performance. The gearbox is widely used in lifting systems, conveyors, and positioning equipment where safety holding and precise motion control are required. Output torque ranges up to 15,000 Nm, while input power capacities range from 0.12 kW to 75 kW depending on configuration.

Mounting Type: Foot Mounted
Input Type: IEC Motor Input / Solid Shaft Input
Output Shaft Type: Solid Output Shaft
Drive Configuration: Helical Gear + Worm Gear Combined Transmission

Features & Benefits

1
High Reduction Ratio Design
Worm gear final stage enables very high reduction ratios in a compact structure.
2
Self-Locking Capability
Worm gear design provides inherent self-locking performance in certain ratios.
3
High Torque Output
Helical pre-stage increases efficiency and improves torque transmission capacity.
4
Compact and Space-Saving Design
Integrated structure reduces installation space requirements.
6
Smooth and Quiet Operation
Precision worm gear meshing ensures low vibration and stable operation.
7
Reliable Load Capacity
High-strength materials ensure stable performance under heavy load conditions.
8
Long Service Life
Hardened gears and optimized lubrication system extend operational life.

Technical Specifications

ItemSpecification
Gear Type Helical + Worm Combined
Mounting Type Foot Mounted
Input Type IEC Motor / Solid Shaft
Output Shaft Type Solid Shaft
Housing Material High-Strength Cast Iron
Gear Material Alloy Steel / Bronze Worm Wheel
Gear Surface Hardness HRC58–62
Transmission Efficiency Up to 90%
Ratio Range 10 – 5000+
Output Torque 50 – 15,000 Nm
Motor Power 0.12 – 75 kW
Lubrication Oil Bath Lubrication
Protection Class IP55 (Optional IP65)
Ambient Temperature -20°C to +40°C



ModelRatio RangeOutput Torque (Nm)Motor Power (kW)
S37 10 – 100 120 0.12 – 1.5
S47 15 – 200 250 0.18 – 4
S57 20 – 300 500 0.37 – 7.5
S67 30 – 400 1,200 0.75 – 15
S77 40 – 500 3,000 1.5 – 30
S87 50 – 1000 6,000 3 – 55
S97 80 – 5000+ 15,000 5.5 – 75

Typical Applications

Why Choose Our S Series Foot Mounted Helical Worm Gearbox

01.
Advanced Gear Combination Design
Helical + worm structure ensures both efficiency and torque strength.
02.
Self-Locking Safety Feature
Provides enhanced safety in lifting and positioning applications.
03.
High Torque Engineering
Optimized worm gear design ensures strong load capacity.
04.
Strict Quality Control
Each unit is tested for load, noise, and durability performance.
05.
Custom Engineering Support
Supports non-standard ratios and installation customization.
06.
Reliable Industrial Operation
Designed for harsh industrial environments and long-term use.
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