{"id":1461,"date":"2026-03-10T08:03:14","date_gmt":"2026-03-10T08:03:14","guid":{"rendered":"https:\/\/gearboxplanetary.com\/?post_type=product&p=1461"},"modified":"2026-03-11T03:58:55","modified_gmt":"2026-03-11T03:58:55","slug":"ep-model-4-shaft-output-drives-planetary-gearbox","status":"publish","type":"product","link":"https:\/\/gearboxplanetary.com\/es\/producto\/ep-model-4-shaft-output-drives-planetary-gearbox\/","title":{"rendered":"EP-Model 4 Shaft Output Drives Planetary Gearbox"},"content":{"rendered":"

[et_pb_section fb_built=”1″ _builder_version=”4.16″ custom_padding=”0px||||false|false” global_colors_info=”{}”][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_wc_breadcrumb _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_breadcrumb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” custom_padding=”0px||||false|false” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_wc_images _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_images][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_wc_title _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_title][et_pb_wc_description _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_description][et_pb_wc_meta _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_meta][et_pb_button button_url=”#contact” button_text=”GET QUOTE” _builder_version=”4.27.5″ _module_preset=”default” custom_button=”on” button_text_color=”#000000″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_wc_tabs _builder_version=”4.16″ global_colors_info=”{}”]\t\t\t\t\t[\/et_pb_wc_tabs][et_pb_wc_upsells _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_upsells][et_pb_wc_related_products _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_wc_related_products][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"

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The EP-Model 4 Shaft Output Drives Planetary Gearbox is a highly efficient and durable gearbox solution suitable for demanding industrial applications. It offers a normal output torque of 2,400 N\u00b7m<\/strong> and a maximum intermittent torque of 4,520 N\u00b7m<\/strong>. The EP-Model 4 Shaft Output Drives Planetary Gearbox is available with 3.67:1<\/strong> reduction for single-stage operation and 13.87:1<\/strong> for double reduction. It supports a maximum input speed of 3,500 rpm<\/strong> and comes with various hydraulic motor pilot\/hub options, including 13T-16\/32 Spline<\/strong>, 15T-16\/32 Spline<\/strong>, and 1\u201d-6B Spline<\/strong>. The unit also features a brake torque of 440 N\u00b7m<\/strong> and operates with a brake work pressure ranging from 22-50 bar<\/strong>. This gearbox is designed for robust performance, providing high efficiency and reliability across different applications, including heavy machinery and automotive systems.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>","protected":false},"featured_media":1463,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"

1. Technical Parameters of EP-Model 4 Shaft Output Drives Planetary Gearbox<\/h2>\r\n
\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
output torque (N.m)<\/th>\r\nRatio (i)<\/th>\r\nRecommend Hydraulic Motor pilot\/hubs and input spline<\/th>\r\nMax. input speed (rpm)<\/th>\r\nBrake torque (N.m)<\/th>\r\nBrake work pressure (bar)<\/th>\r\n<\/tr>\r\n
normal<\/th>\r\nMax. Intermittent<\/th>\r\n<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
2400<\/td>\r\n4520<\/td>\r\n3.67<\/td>\r\nSingle reduction<\/td>\r\nSAE A motor pilot\/hubs\r\n13T - 16\/32 Spline\r\n15T - 16\/32 Spline\r\n1\" - 6B Spline\r\n14T - 12\/24 Spline<\/td>\r\n3500<\/td>\r\n440<\/td>\r\n22-50<\/td>\r\n<\/tr>\r\n
13.87<\/td>\r\nDouble reduction<\/td>\r\n260<\/td>\r\n14-50<\/td>\r\n<\/tr>\r\n
* Input rotates, and output rotates in the same direction.<\/td>\r\n<\/tr>\r\n
* Other ratios and other input types can be special designs.<\/td>\r\n<\/tr>\r\n
* Other output shaft options or output spindle options.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n

EP-Model 4 Shaft Output Drives Planetary Gearbox Parameter<\/strong><\/h2>\r\n
\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Model 4 Series Shaft Output Drives Planetary Gearbox<\/th>\r\n<\/tr>\r\n
Options<\/th>\r\nDescription<\/th>\r\nOrder Number<\/th>\r\nUse Option Order Codes to Build Order Number<\/th>\r\n<\/tr>\r\n<\/thead>\r\n
Model Series<\/td>\r\nMODEL 4<\/td>\r\n4T<\/td>\r\n4T<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Motor Pilot\/Hubs<\/td>\r\nSAE A2<\/td>\r\nA2<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
SAE A4<\/td>\r\nA4<\/td>\r\n<\/td>\r\nA4<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Motor Input Spline or Shaft Input Options<\/td>\r\n13T - 16\/32<\/td>\r\n13<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
15T - 16\/32<\/td>\r\n15<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
1\" - 6B<\/td>\r\n6B<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
14T - 12\/24<\/td>\r\n14<\/td>\r\n<\/td>\r\n<\/td>\r\n14<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Shaft Input 1.5\" Round<\/td>\r\n1.5R<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Ratio Options<\/td>\r\n3.67<\/td>\r\n03<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n03<\/td>\r\n<\/td>\r\n<\/tr>\r\n
13.87<\/td>\r\n13<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Output Options<\/td>\r\n2.56 Round<\/td>\r\nA2<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\nA2<\/td>\r\n<\/tr>\r\n
2.00\" Hex<\/td>\r\nH1<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Brake<\/td>\r\n260Nm<\/td>\r\nB4F<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
440Nm<\/td>\r\nB4L<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/tr>\r\n
Without Brake<\/td>\r\nVO<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\n<\/td>\r\nWO<\/td>\r\n<\/tr>\r\n
Example of complete order code:<\/td>\r\n4T<\/td>\r\nA4<\/td>\r\n14<\/td>\r\n03<\/td>\r\nA2 WO<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n

Model 4 Shaft Output Drives Planetary Gearbox Dimensions<\/strong><\/h2>\r\n\"Gearbox\r\n\r\n\"Gearbox\r\n\r\n\"Gearbox\r\n\r\n \r\n\r\n \r\n

2. Advanced Shaft Output Drives Planetary Gearbox<\/h2>\r\n
As a professional planetary gearbox manufacturer, we understand that shaft-driven planetary gearboxes are the cornerstone of modern mechanical power transmission, designed to meet the most demanding torque requirements while maintaining a compact structure. Against the backdrop of South Korea's rapid heavy industry development, the demand for reliable planetary gearboxes has reached unprecedented levels. This EP-Model 4 model employs an advanced planetary gearbox design, distributing the load across multiple gears to minimize mechanical stress and extend service life. Unlike traditional parallel-shaft reducers, our planetary gearbox architecture achieves higher power density, making it ideal for space-constrained applications where output capacity is not desired. Whether you need a planetary gearbox for mining equipment or a miniature planetary gearbox for precision automation, this series offers the modular flexibility required to meet global engineering standards.<\/div>\r\n
<\/div>\r\n\r\n
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3. Five Key Advantages of Shaft Output Drives Planetary Gearbox<\/h2>\r\n
\r\n
1. Extreme Torque Density:<\/strong> The unique planetary gearbox design<\/strong> utilizes multiple planet gears to share the load, allowing the Shaft Output Drives Planetary Gearbox to deliver massive torque outputs that far exceed the capabilities of standard gear systems of the same size.<\/div>\r\n
2. Modular Scalability:<\/strong> Available in 2-stage planetary gearbox<\/strong> and multi-stage configurations, this system offers a vast planetary gearbox ratio<\/strong> range, ensuring a perfect match for any speed reduction requirement.<\/div>\r\n
3. Precision Engineering:<\/strong> As a leading planetary gearbox manufacturer<\/strong>, we utilize high-precision CNC grinding for all gears, reducing backlash and ensuring the planetary inline gearbox<\/strong> operates with whisper-quiet efficiency.<\/div>\r\n
4. Exceptional Efficiency:<\/strong> The planetary reduction gearbox<\/strong> achieves up to 97% efficiency per stage, significantly reducing energy consumption and operational costs for long-term industrial projects.<\/div>\r\n
5. Harsh Environment Durability:<\/strong> Engineered with reinforced seals and high-grade alloy housing, our max planetary gearbox<\/strong> thrives in extreme temperatures and abrasive conditions common in Korean construction and maritime sectors.<\/div>\r\n<\/div>\r\n<\/div>\r\n
\"Gearbox<\/div>\r\n\r\n
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4. How Does a Planetary Gearbox Work?<\/h2>\r\n
For engineers focused on system optimization, understanding the working principle of planetary gearboxes is crucial. EP-Model 4 Shaft Output Drives Planetary Gearbox operates based on the fundamental principle of planetary motion. In this system, a central \"sun gear\" is driven by the input shaft, transmitting motion to multiple \"planet gears\" rotating around it. These planet gears are held in place by \"planet carriers\" and mesh with external \"ring gears.\" This structural logic of planetary gearboxes allows torque to be distributed across multiple contact points, which is the secret to their high power-to-weight ratio. As the sun gear rotates, the planet gears also rotate, transmitting the combined motion to the output shaft. This design effectively balances radial forces, preventing shaft deflection common in other types of reducers. For designers of planetary gearboxes used for precision operations, the synchronicity of these gears ensures that the planetary gearbox maintains stable speed and torque even under fluctuating loads. Whether you're using a planetary right-angle gearbox to drive a conveyor or a planetary helical gearbox to drive heavy-duty lifting equipment, the fundamental mechanical principle remains the most efficient way to achieve high reduction ratios within a single housing.<\/div>\r\n<\/div>\r\n
\r\n

5. Materials & Structural Integrity<\/h2>\r\n
The lifespan of a shaft-driven planetary gearbox directly depends on the quality of its components. We manufacture gears using high-quality alloy steel (such as 18CrNiMo7-6) and process them with advanced carburizing and quenching techniques. This gives the gears a hard, wear-resistant surface and a tough, flexible core, perfectly suited to withstand the impact loads encountered in heavy-duty planetary gearbox applications. The housing is typically made of high-strength ductile iron (QT450), offering excellent vibration damping and structural rigidity to support the internal planetary gearbox components. All planetary helical gearboxes in our product line are precision ground to ISO 6 standards to ensure minimal internal friction. In markets with extremely high precision requirements, such as South Korea, our planetary servo gearboxes feature optimized bearing configurations capable of withstanding high axial and radial loads without overheating. We also use special synthetic lubricants that maintain stable viscosity over a wide temperature range, protecting the planetary gearboxes from premature wear during cold starts or high-intensity operation.<\/div>\r\n<\/div>\r\n
\r\n

6. Versatile Application Scenarios<\/h2>\r\n
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Marine & Offshore Gear<\/h3>\r\nUtilized in winch drives and deck machinery for Korean vessel manufacturing. The Shaft Output Drives Planetary Gearbox<\/strong> provides the corrosion resistance and high torque required for deep-sea operations.\r\n\r\n<\/div>\r\n
\r\n

Construction Machinery<\/h3>\r\nFrom excavators to tower cranes, our planetary reduction gearbox<\/strong> manages the heavy lifting and precise rotation needed on modern infrastructure projects.\r\n\r\n<\/div>\r\n
\r\n

Renewable Energy<\/h3>\r\nIn wind turbine yaw and pitch drives, the planetary gearbox design<\/strong> ensures stable power adjustment under unpredictable wind conditions.\r\n\r\n<\/div>\r\n
\r\n

Industrial Automation<\/h3>\r\nWhen paired with a planetary servo gearbox<\/strong>, our systems provide the rapid response and positioning accuracy required for high-speed assembly lines.\r\n\r\n<\/div>\r\n\"Gearbox\r\n\r\n<\/div>\r\n<\/div>\r\n\r\n
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7. Global & Regional Regulatory Compliance<\/h2>\r\n
Our shaft-output driven planetary gearbox systems are manufactured to strict international quality standards, including ISO 9001:2015 and CE certification for the European market. For our partners in South Korea, we ensure that products comply with Korean Industrial Standards (KS), particularly the KS B 6411 standard for planetary gear reducers, guaranteeing that each unit meets local safety and performance standards. We ensure that no hazardous substances are used in the planetary gearbox design. Whether your project is located in North America, the EU, or East Asia, our planetary gearbox solutions can be immediately integrated into your controlled systems.<\/div>\r\n<\/div>\r\n
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8. Engineer's Field Notes & Reviews<\/h2>\r\n
\r\n\r\nCountry:<\/strong> South Korea (Busan)\r\n\r\nApplication:<\/strong> Heavy Winch Control for Ship Loading Systems\r\n

\"We integrated the Shaft Output Drives Planetary Gearbox into our latest cargo handling project at the Busan Port. The torque density allowed us to reduce the size of our winch assemblies by 20% compared to our previous helical reducers. The thermal stability under continuous 24-hour operation has been impressive. For Korean maritime standards, this is the most reliable planetary gearbox ratio configuration we have tested this year.\"<\/p>\r\n

\u2014 Senior Mechanical Engineer, Maritime Solutions<\/p>\r\n\r\n<\/div>\r\n

\r\n\r\nCountry:<\/strong> Australia (Perth)\r\n\r\nApplication:<\/strong> Mining Conveyor Drive System\r\n

\"Operating in the Pilbara region requires gearboxes that can withstand extreme dust and heat. The EP-Model 4 epicyclic gearbox has exceeded our expectations for durability. The ease of mounting the planetary inline gearbox directly to our existing motor frames saved us significant installation time. A solid choice for any high-torque mining application where downtime is not an option.\"<\/p>\r\n

\u2014 Operations Director, Open Pit Mining Group<\/p>\r\n\r\n<\/div>\r\n<\/div>\r\n

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9. About Our Commitment to Quality<\/h2>\r\nWith decades of experience in power transmission, we focus on providing high-torque solutions for modern industry. Our factory is equipped with advanced CNC grinding machines and automated heat treatment production lines, enabling the production of shaft-driven planetary gearboxes with industry-leading reliability. We don't just sell products; we provide customized, comprehensive drive solutions to address your unique engineering challenges. From the initial planetary gearbox design to final load testing, our engineers meticulously control every detail to ensure the final planetary gearbox fully meets your torque and speed requirements.\r\n

Workshop<\/h2>\r\n
\r\n\r\n\r\n\r\n\"onestepblowmachine-products-show6\"<\/div>\r\n\r\n

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10. Related Products<\/h2>\r\n
\r\n
\r\n\r\n\"PTO\r\n

PTO Shaft Systems<\/h3>\r\nEnsure seamless power transfer with our durable PTO Shaft<\/a>, designed for high-stress agricultural and industrial applications.\r\n\r\n<\/div>\r\n
\r\n\r\n\"Industrial\r\n

Industrial Gear Motors<\/h3>\r\nOur custom-wound electric motors are optimized for the torque characteristics of the Shaft Output Drives Planetary Gearbox<\/strong> series.\r\n\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n
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Frequently Asked Questions<\/h2>\r\n
Q1. Where can I find a Shaft Output Drives Planetary Gearbox that maintains high torque capacity for compact robotic drives?<\/summary>\r\n

Our compact series offers the same robust planetary gearbox design principles in a smaller frame, ideal for robotics and space-constrained precision machinery.<\/p>\r\n\r\n<\/details>

Q2. How does a planetary gearbox work when used in high-precision South Korean manufacturing automation lines?<\/summary>\r\n

The system balances rotational loads across multiple gears to provide smooth, high-torque motion that is essential for the precision demands of Korean automation.<\/p>\r\n\r\n<\/details>

Q3. Which Shaft Output Drives Planetary Gearbox supplier offers the best reliability for long-term industrial construction projects?<\/summary>\r\n

We focus on premium materials and global certifications to ensure our gearboxes outperform standard reducers in high-load construction and infrastructure scenarios.<\/p>\r\n\r\n<\/details>

Q4. Where can I find a reliable planetary gearbox manufacturers that specializes in multi-stage gear reduction systems?<\/summary>\r\n

Our engineering department specializes in modular planetary gearbox design, offering everything from single to quadruple stage reduction for any industrial application.<\/p>\r\n\r\n<\/details>

Q5. What specific planetary gearbox ratio is required for a large scale mining excavator drive system?<\/summary>\r\n

The ideal ratio depends on your motor RPM and desired output torque; our engineers help calculate the exact configuration needed for maximum efficiency.<\/p>\r\n\r\n<\/details>

Q6. When should a planetary servo gearbox be selected over a standard planetary helical gearbox for automation?<\/summary>\r\n

Select a servo-optimized gearbox when your application requires low backlash and high dynamic response for precise positioning and speed control tasks.<\/p>\r\n\r\n<\/details>

Q7. How can I get a technical planetary gearbox diagram for my custom industrial machinery design phase?<\/summary>\r\n

Simply contact our technical department with your model requirements, and we will provide detailed 2D and 3D CAD files for your project.<\/p>\r\n\r\n<\/details>

Q8. Which type of planetary reduction gearbox is most suitable for heavy-duty marine winch operations in Busan?<\/summary>\r\n

A Shaft Output Drives Planetary Gearbox with reinforced marine-grade sealing is the standard choice for handling the high torque and corrosive conditions of Busan ports.<\/p>\r\n\r\n<\/details>

Q9. What is the primary commercial benefit of choosing a high-efficiency epicyclic gearbox for energy projects?<\/summary>\r\n

The higher efficiency reduces total energy loss, leading to lower operating costs and a faster return on investment for large-scale utility projects.<\/p>\r\n\r\n<\/details><\/div>\r\n

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