EP-WPKS 4-365KG Single Speed Reducer
The EP-WPKS series is a robust single-speed worm gear reducer designed for versatile industrial applications. Available in 11 frame sizes ranging from 40 to 250, this unit supports transmission ratios from 1/5 to 1/60 and handles a weight capacity range of 4 kg to 365 kg depending on the specific model configuration. The reducer features a durable cast iron housing with flexible mounting options, including input hole dimensions up to 18×7 mm and output shafts up to 28×9 mm for larger frames. With compact dimensions starting at 143 mm (Size 40) and extending to 705 mm (Size 250), the WPKS offers reliable torque transmission and precise speed reduction for heavy-duty machinery.
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EP-WPKS Technical & Performance Parameters
To ensure exact system compatibility and to assist technical engineers in their precision integration processes, we provide the comprehensive dimensional and performance specifications for the EP-WPKS single speed reducer series.
| Size | Ratio | A | AB | B | CC | H | LL | M | N | E | F | G | Z | HS | U | TxV | S | WxY | Kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40 | 1/5~1/60 | 143 | 87 | 85 | 40 | 141 | 60 | 90 | 100 | 70 | 80 | 13 | 10 | 25 | 12 | 4x2.5 | 16 | 6x18.8 | 4 |
| 50 | 1/5~1/60 | 175 | 108 | 105 | 50 | 180 | 80 | 120 | 140 | 75 | 110 | 15 | 11 | 35 | 12 | 4x2.5 | 20 | 6x22.8 | 7 |
| 60 | 1/5~1/60 | 198 | 120 | 110 | 60 | 207 | 90 | 130 | 150 | 105 | 120 | 20 | 11 | 40 | 15 | 5x3 | 25 | 8x28.3 | 10.5 |
| 70 | 1/5~1/60 | 231 | 140 | 130 | 70 | 238 | 105 | 150 | 190 | 115 | 150 | 25 | 15 | 40 | 18 | 5x3 | 30 | 8x33.3 | 14.5 |
| 80 | 1/5~1/60 | 261 | 160 | 150 | 80 | 270 | 120 | 170 | 220 | 135 | 180 | 25 | 15 | 50 | 22 | 7x4 | 35 | 10x38.3 | 22 |
| 100 | 1/5~1/60 | 322 | 190 | 160 | 100 | 331 | 150 | 190 | 260 | 155 | 220 | 25 | 15 | 60 | 25 | 7x4 | 40 | 12x43.3 | 36 |
| 120 | 1/5~1/60 | 371 | 219 | 175 | 120 | 423 | 180 | 230 | 320 | 180 | 260 | 30 | 18 | 65 | 30 | 7x4 | 45 | 14x48.8 | 63 |
| 135 | 1/5~1/60 | 422 | 249 | 200 | 135 | 482 | 215 | 250 | 350 | 200 | 290 | 30 | 18 | 75 | 35 | 10x4.5 | 60 | 18x64.4 | 80 |
| 155 | 1/5~1/60 | 497 | 295 | 256 | 155 | 495 | 235 | 280 | 390 | 220 | 320 | 38 | 20 | 85 | 40 | 12x5 | 70 | 20x74.9 | 114 |
| 175 | 1/5~1/60 | 534 | 314 | 282 | 175 | 541 | 260 | 310 | 430 | 250 | 350 | 40 | 20 | 85 | 45 | 14x5.5 | 80 | 22x85.4 | 150 |
| 200 | 1/5~1/60 | 580 | 342 | 320 | 200 | 594 | 290 | 360 | 480 | 290 | 390 | 42 | 22 | 95 | 50 | 14x5.5 | 85 | 22x90.4 | 218 |
| 250 | 1/5~1/60 | 705 | 420 | 400 | 250 | 800 | 350 | 460 | 560 | 380 | 480 | 45 | 28 | 110 | 60 | 18x7 | 110 | 28x9 | 365 |

Five Core Advantages of Our Single Speed Reducer
1. Exceptional Load-Bearing Capacity
The first major advantage of our premium single speed reducer lies in its exceptional load-bearing capacity, which is specifically engineered to handle the most demanding industrial applications without compromising performance. By utilizing heavy duty worm drive gearbox principles, this equipment can seamlessly absorb immense shock loads and continuous high-torque demands that would easily overwhelm lesser standard units. Technical experts appreciate how this single speed reducer distributes mechanical stress evenly across its hardened internal gear components, preventing premature wear and catastrophic failure during peak operational hours. For environments where reliability is non-negotiable, integrating this high torque worm gearbox ensures that your machinery can push through the toughest operational bottlenecks.
2. Optimized Transmission Efficiency
Furthermore, the optimized transmission efficiency of this single speed reducer transmission sets an entirely new benchmark within the global power transmission marketplace. Through rigorous computational fluid dynamics testing and precision gear tooth profiling, we have successfully minimized the internal friction typically associated with a traditional single reduction worm reducer. This dramatic reduction in mechanical resistance means that a significantly higher percentage of the input motor's power is directly translated into usable output torque, directly answering the common engineering question of how to reduce single phase motor speed without losing immense amounts of energy to heat. By maximizing the efficiency of this single speed reducer, facilities can actively downsize their primary drive motors, leading to substantial long-term savings on electrical power consumption. This single stage speed reducer is essentially a masterclass in kinetic energy preservation, ensuring that your customized single speed reducer setup operates at peak performance while maintaining an incredibly low carbon footprint and adhering strictly to the latest international energy efficiency standards.
3. Highly Versatile Mounting Configurations
Another significant benefit is the highly versatile mounting configuration offered by this advanced single speed gear reducer, completely revolutionizing how engineers approach complex machinery integration. We understand that physical space on modern factory floors is at an absolute premium, which is why this compact single speed reducer units design allows for universal installation orientations. Whether your system requires a vertical, horizontal, or inverted alignment, this single stage right-angle worm-gear speed reducer adapts effortlessly without necessitating costly structural modifications to your existing framework. As an esteemed single speed reducer manufacturer, we have ensured that the meticulously machined casing includes standard mounting dimensions that perfectly mirror industry norms, allowing for rapid plug-and-play installation. This flexibility extends to its compatibility with various input architectures, seamlessly integrating into systems utilizing a standard worm reducer motor or manual hand-wheel operations. Therefore, when maintenance teams require a single speed worm gear reducer manual replacement, they can execute the swap with minimal disruption, rapidly accelerating the facility's overall productivity timeline.
4. Advanced Thermal Dissipation Technology
In addition to its structural versatility, the advanced thermal dissipation capabilities of our single speed reducer effectively eliminate the overheating issues that plague conventional power transmission components. Heat generation is a natural byproduct of any mechanical speed reduction process, particularly within a high-friction worm gear reducer gearbox environment. To combat this, we have engineered the external housing of this single speed reducer with strategically placed, deep-finned cooling ribs that dramatically increase the overall surface area exposed to ambient airflow. This innovative design promotes rapid, passive thermal transfer, ensuring that the internal lubricating fluids maintain their optimal viscosity even during continuous, 24/7 heavy-duty operations.
5. Prolonged Operational Lifespan
Finally, the phenomenally prolonged operational lifespan of this customized single speed reducer provides unmatched economic value and unparalleled peace of mind for procurement directors worldwide. By meticulously combining high-grade raw materials with aerospace-level machining tolerances, this speed reducer worm gearbox effectively resists the abrasive and corrosive forces that rapidly degrade inferior mechanical products. The internal worm gear speed reducers are bathed in a synthetic lubrication bath that drastically minimizes metal-on-metal contact, preserving the exact geometry of the gear teeth over decades of intense use. This exceptional durability acts as a definitive solution to those wondering what are the disadvantages of reduction gears, as our advanced single speed reducer completely mitigates traditional wear-and-tear drawbacks. Consequently, your investment in this worm cast reducer translates into fewer replacement cycles, significantly lower long-term maintenance budgets, and a profoundly reliable backbone for your continuous industrial automation processes, solidifying our reputation as a top-tier OEM Double Speed Worm Gear Reducer Supplier globally.

Working Principle of the Single Speed Reducer
Delving into the core mechanics, the operational principle of this sophisticated single speed reducer is fundamentally based on the timeless yet highly refined interaction between a threaded worm shaft and a corresponding toothed worm wheel. When high-speed rotational energy is introduced into the system via the primary electric drive motor, it immediately engages the input shaft of the single speed reducer. This input shaft features a spiral thread that continuously drives against the precisely angled teeth of the larger bronze worm wheel. Because of the specific mathematical worm gear reduction ratio calculated by our engineering team, the high-speed input is systematically converted into a significantly lower rotational speed at the output shaft, while simultaneously multiplying the available torque exponentially. This is exactly what is a single speed reduction gear designed to achieve: controlled, massive power delivery. As the worm reducer gearbox operates, the sliding friction inherent to this design provides a unique self-locking capability in many ratios, preventing the driven load from back-driving the motor when power is disconnected. This inherent safety feature makes the single speed reducer transmission an absolute necessity for lifting mechanisms, elevators, and inclined conveyor systems where catastrophic backward slippage must be entirely prevented to ensure total workplace safety.

Materials & Quality Authority Standards
When evaluating the absolute quality and authoritative standing of our industrial single speed reducer solutions, industry professionals must look directly at the metallurgical science embedded within our manufacturing processes. As a globally recognized authority in mechanical transmission, we mandate that every single speed reducer is forged from ultra-premium ductile iron and high-density cast steel, guaranteeing an unyielding exterior framework that survives the harshest environmental onslaughts. The internal components of this premium worm reducer are equally formidable; the worm shaft is meticulously carved from specialized alloy steel and subsequently subjected to an advanced high-frequency induction hardening process, creating a wear-resistant surface that maintains structural integrity under immense friction. Simultaneously, the worm wheel is precision-cast from a proprietary centrifugal bronze alloy, delivering the perfect balance of tensile strength and self-lubricating properties essential for a high-performance worm reducer gearbox.
Primary Application Scenarios
Heavy Agricultural Machinery
In the demanding agricultural sector, our single speed reducer serves as the vital heartbeat for massive harvesting equipment, automated irrigation systems, and heavy-duty feed mixers. These outdoor applications require a worm gear reducer that can withstand extreme weather fluctuations, heavy dust environments, and intense, continuous shock loading. By providing an unyielding single speed reduction solution, farmers ensure their critical seasonal operations remain uninterrupted, maximizing crop yield and overall mechanical efficiency.
Industrial Conveyor Networks
Complex logistics hubs and advanced manufacturing plants rely heavily on continuous material flow, where our customized single speed reducer provides the exact torque needed for expansive conveyor networks. A single reduction worm reducer in this scenario guarantees precise speed management, preventing product damage caused by abrupt accelerations. This speed reducer worm gearbox is integral to maintaining the rhythmic, flawless operation required in massive global supply chain distribution centers.
Packaging & Processing Plants
Within high-speed food processing and commercial packaging facilities, sanitation and exact synchronization are paramount. The sealed, leak-proof design of our single speed worm gear reducer ensures zero contamination risks while delivering the precise kinetic control needed for automated bottling and sealing lines. The whisper-quiet operation of this single stage right-angle worm-gear speed reducer significantly improves the occupational environment, making it a favorite among facility safety compliance officers globally.
About Us: Over a Decade of Mechanical Excellence
With over a decade of dedicated, hands-on mechanical expertise, our expansive manufacturing facility stands as a premier authority in the global power transmission industry. Our comprehensive product portfolio extends far beyond the exceptional single speed reducer; we proudly engineer an extensive array of agricultural gearboxes, advanced planetary gear drives, durable power take-off shafts, heavy-duty hydraulic cylinders, and precision-engineered motors. Operating strictly under a prestigious ISO 9001:2015 certification, our factory guarantees that every single speed gear reducer that leaves our assembly line meets absolute perfection. We specialize in designing and manufacturing a incredibly wide spectrum of industrial and agricultural transmission assemblies, meticulously crafted from superior materials including ductile iron, robust cast steel, and lightweight cast aluminum. Whether you require standard sprockets, customized pulleys, complex worm gears, or a completely bespoke single speed reducer transmission system, our veteran engineering team possesses the profound knowledge and cutting-edge machinery required to turn your complex mechanical blueprints into flawless, high-performing reality.
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Related Products for Seamless System Integration
To maximize the efficiency of your newly acquired single speed reducer, we strongly advocate for complete system compatibility through our one-stop supply ecosystem. We also manufacture top-tier companion products perfectly matched to operate flawlessly with any single speed worm reducer in our catalog. This integrated approach dramatically simplifies your procurement process, guarantees perfect mechanical alignment, and significantly extends the lifespan of your entire drive assembly. Discover how our comprehensive solutions can elevate your operational output.
High-Performance Drive Motors
Ensure your single speed reducer receives the exact kinetic input it requires by pairing it with our highly efficient Động cơ điện. Engineered for sustained industrial use and perfect mechanical synergy.

Comprehensive Reduction Systems
Beyond the standard single speed reducer, explore our vast portfolio encompassing the entire Hộp số trục vít spectrum, ensuring that no matter your unique torque requirement, we have the ultimate one-stop solution.

Frequently Asked Questions (FAQ)
Q1. How does a single speed reducer improve efficiency in North American agricultural conveyor systems?
Q2. What is the best single speed reducer for heavy duty European packaging manufacturing plants?
Q3. Where can plant managers find a reliable customized single speed reducer for mining applications?
Q4. Which specific single speed reduction gear works perfectly with a standard industrial electric motor?
Q5. When should engineers replace the internal worm gear reducer inside a commercial food processor?
Editor: PXY




