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  3. REXROTH 84047020

REXROTH 84047020 Manitowoc Axial Hydraulic Motor High Performanc

84047020 Rexroth Manitowoc Axial Hydraulic Motor Premium Quality High-performanc

( Brand: Rexroth ), ( Manufacturer Part Number: 84047020 ), ( Part Type: Hydraulic Motor )

Review REXROTH Manitowoc Axial Hydraulic Motor Premium Quality High performanc

The **Bosch Rexroth 84047020 Axial Hydraulic Motor** from the Manitowoc series is a high-performance, precision-engineered hydraulic component designed to deliver exceptional efficiency, reliability, and durability in demanding industrial applications. Part of Rexroth s renowned **A4VM** series, this axial piston motor is engineered to excel in heavy-duty environments where consistent power, smooth operation, and minimal maintenance are critical. With a robust construction featuring a **swashplate design**, this motor converts hydraulic pressure into precise rotational motion with remarkable torque and speed control, making it ideal for applications such as crane systems, material handling, mining equipment, and marine propulsion where torque density and responsiveness are paramount.

The **84047020** model is built with **high-grade cast iron housing** and **precision-machined components**, ensuring superior resistance to wear, vibration, and thermal stress. Its **variable displacement capability** allows for seamless adjustment of flow rates and torque output, optimizing performance across a wide operational range while reducing energy consumption. The motor incorporates **sealed bearing systems** and **low-friction swashplate mechanisms**, minimizing internal leakage and extending operational lifespan even under continuous heavy loads. Additionally, the **integrated suction and pressure compensators** enhance efficiency by automatically adjusting internal pressures, reducing heat generation and improving overall system stability.

Designed for **high-pressure applications** (typically up to **350 bar**), this motor excels in environments where reliability under extreme conditions is non-negotiable. The **Manitowoc-specific modifications** ensure compatibility with heavy-duty hydraulic systems, offering superior sealing, reduced cavitation, and enhanced resistance to contamination a critical advantage in industries where debris and particulate matter are common. The **compact yet robust design** allows for easy integration into tight spaces, while its **modular construction** facilitates straightforward maintenance and component replacement, reducing downtime and operational costs.

For applications requiring **precise speed control and smooth operation**, the **84047020** delivers exceptional performance through its **proportional control capabilities**, making it suitable for applications where gradual acceleration and deceleration are essential. Whether deployed in **crane hoists, excavator swing mechanisms, or marine winches**, this motor ensures consistent power delivery, minimal noise, and reduced thermal expansion key factors in extending the lifespan of associated hydraulic systems. Built to meet **international quality standards**, including ISO 9001 and Rexroth s stringent performance benchmarks, this motor is a trusted choice for engineers and operators demanding **uncompromising reliability in high-stakes industrial settings**.

### **Pros and Cons of buying a Rexroth 84047020 (Manitowoc Axial Hydraulic Motor High Performance)**

#### **Pros**

1. **High Efficiency and Performance**

The Rexroth 84047020 is designed for heavy-duty applications, particularly in cranes, winches, and other industrial machinery where reliability and power are critical. Its axial piston design ensures smooth operation, high torque output, and excellent efficiency, even under demanding conditions.

2. **Durability and Longevity**

Rexroth (now part of Bosch) is a well-established brand known for high-quality hydraulic components. This motor is built to withstand continuous use in harsh environments, reducing the likelihood of premature failure. Its robust construction minimizes wear and tear over time.

3. **Precision Engineering and Low Maintenance**

The motor features advanced internal components, such as precision bearings, seals, and swashplate mechanisms, which contribute to reduced friction and wear. This translates to lower maintenance requirements compared to less sophisticated motors.

4. **Compatibility with Manitowoc Equipment**

Since this motor is specifically designed for Manitowoc machinery (such as cranes), it ensures seamless integration with existing systems. This reduces the risk of compatibility issues and simplifies installation and operation.

5. **Energy Efficiency**

The axial design allows for better flow control and reduced hydraulic losses, improving overall system efficiency. This can lead to lower operational costs over time by reducing energy consumption.

6. **Wide Operating Range**

The motor can handle a broad range of speeds and loads, making it versatile for various applications, including slow-speed high-torque operations (e.g., lifting heavy loads) and faster, lighter-duty tasks.

7. **Reliability in Critical Applications**

In industries where downtime is costly (e.g., construction, marine, or material handling), the reliability of this motor can justify its higher upfront cost. Its reputation for dependability makes it a trusted choice for mission-critical equipment.

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#### **Cons**

1. **High Initial Cost**

As a premium hydraulic motor from a reputable manufacturer, the Rexroth 84047020 comes with a significant upfront investment. This may be a barrier for smaller businesses or operators on tight budgets.

2. **Specialized Maintenance Requirements**

While the motor is durable, it may require specialized knowledge for servicing. Improper maintenance (e.g., incorrect lubrication, seal replacement, or swashplate adjustments) could lead to premature failure. This may necessitate training for operators or hiring certified technicians.

3. **Limited Availability of Parts**

Depending on the region, finding replacement parts for a Rexroth motor may be more challenging than for more common brands. Stocking spare parts or sourcing them quickly could be difficult, potentially leading to extended downtime if the motor fails.

4. **Complex Installation**

Due to its precision engineering, installing this motor may require expertise in hydraulic systems. Incorrect installation (e.g., misalignment, improper piping, or pressure settings) could void warranties or reduce performance.

5. **Potential for Overkill in Light-Duty Applications**

If the motor is used in a setting where its full capacity is rarely utilized (e.g., a small crane with minimal load requirements), the high performance may be unnecessary, leading to wasted investment. In such cases, a lower-cost motor might suffice.

6. **Dependence on Hydraulic System Compatibility**

The motor s performance is only as good as the hydraulic system it s integrated with. If the rest of the system (e.g., pumps, valves, or filters) is outdated or poorly maintained, the motor s efficiency could be compromised.

7. **Warranty and Support Considerations**

While Rexroth offers strong warranties, the terms may vary by region or distributor. Some operators may find that warranty claims or support responses are slower than desired, especially for older models or less common variants.

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### **Conclusion**

The **Rexroth 84047020 (Manitowoc Axial Hydraulic Motor)** is a high-performance, durable, and efficient component ideal for demanding industrial applications where reliability and precision are paramount. Its strengths lie in its engineering quality, compatibility with Manitowoc equipment, and long-term cost savings from reduced maintenance and downtime. However, its high cost, specialized maintenance needs, and potential part availability issues may pose challenges, particularly for smaller operators or those in regions with limited hydraulic expertise.

For businesses operating heavy machinery in construction, marine, or material handling where uptime and performance are critical the investment is often justified. Conversely, operators with lighter-duty applications or budget constraints may find alternatives (e.g., lower-cost axial motors from other brands) to be more practical.

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### **Recommendation**

**Buy the Rexroth 84047020 if:**

- You operate **heavy-duty equipment** (e.g., Manitowoc cranes, winches, or industrial lifts) where reliability and efficiency are non-negotiable.

- You have access to **proper maintenance and technical support** to ensure optimal performance and longevity.

- Your budget allows for the **upfront cost**, and you can justify the investment based on long-term operational savings.

- You prioritize **minimizing downtime** and maximizing productivity in critical applications.

**Consider alternatives if:**

- Your application is **light-duty or infrequently used**, making the motor s high performance unnecessary.

- You lack **expertise in hydraulic maintenance** or access to specialized technicians.

- **Budget constraints** make the motor s cost prohibitive, and you can find a similarly performing (but lower-cost) motor from another manufacturer.

- You operate in a **region with limited Rexroth support or part availability**, increasing the risk of extended downtime.

**Final Suggestion:**

If purchasing new, verify compatibility with your existing system and consult with a Rexroth-authorized dealer to assess maintenance requirements and warranty terms. If the motor is used, ensure it has been properly maintained to avoid hidden issues. For long-term cost efficiency, pair it with high-quality hydraulic filters, seals, and regular preventive maintenance.

Details:

With the trusted brand of Rexroth, this product guarantees top-notch performance and durability for a wide range hydraulic pneumatic applications. The Rexroth Manitowoc 84047020 Axial Hydraulic Motor is a premium quality high-performance product designed for industrial and business applications. Known for its exceptional quality, this hydraulic motor is a reliable choice various systems.

part #: 84047020 price

  • $4799.98

specifications hydraulimoto:

  • brand: Rexroth
  • mpn: 84047020
  • part type: Hydraulic Motor

returns hydraulimoto:

  • policy: Returns Accepted
  • paid by: Seller
  • method: Money back
  • time: 30 Days

shipping hydraulimoto:

  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • class: Standard
  • cost: $0.00
  • transit: 4-11 Days
  • type: Fixed

seller hydraulimoto:

  • rating: 100.0%
  • city: Miami, Florida
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offer hydraulimoto:

  • quantity: 3
  • started: May 15, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0

general hydraulimoto:

  • condition: New
  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Motors
part type: hydraulic motor,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > hydraulic pneumatic, sku: 8010127851123892,
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2 offers $4799.98–$4799.98 USD
  • New. Offer #1 priced at $4799.98 + $0.00 shipping estimate = $4799.98* total. With the trusted brand of Rexroth, this product guarantees top-notch performance and durability for a wide range of hydraulic and pneumatic applications. The Rexroth Manitowoc Axial Hydraulic Motor is a premium quality high-performance product designed for industrial and business applications.FREE SHIPPING
  • New. Offer #2 priced at $4799.98 + $0.00 shipping estimate = $4799.98* total. Unleash Superior Power with the Rexroth Manitowoc Axial Hydraulic Motor .FREE SHIPPING

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