REXROTH 3-842-518-058 Motor Fnip 3-PHASE
( Brand: Rexroth ), ( Manufacturer Part Number: 3-842-518-058 ), ( Part Type: Motor )
Review REXROTH 3842518058 3-phase Motor Fnip
The **Bosch Rexroth 3-842-518-058 (3842518058) 3-Phase Motor** is a high-performance, industrial-grade electric motor designed to deliver exceptional reliability, efficiency, and precision in demanding automation and motion control applications. Part of Rexroth s robust **FNIP (Frequently Needed In Parts) series**, this motor is engineered to meet the stringent requirements of modern manufacturing, material handling, and process automation systems. Built with a compact yet durable construction, it features a **3-phase AC induction design**, ensuring consistent torque output and smooth operation across a wide range of speeds, making it ideal for integration into servo drives, variable frequency drives (VFDs), or direct torque control systems. The motor s **IP65 protection rating** guarantees protection against dust, chips, and splashing water, while its **high-temperature tolerance** allows for operation in harsh industrial environments without compromising performance. With a **flanged mounting system**, it offers seamless compatibility with Rexroth s extensive range of gearboxes, encoders, and control components, simplifying assembly and maintenance in automated machinery. Whether deployed in conveyor systems, robotic arms, or CNC machines, this motor excels in applications requiring precise speed control, high starting torque, and long-term durability. Its **low-vibration design** minimizes wear on connected components, while its **energy-efficient construction** reduces operational costs by optimizing power consumption. Backed by Rexroth s reputation for innovation and engineering excellence, the 3-842-518-058 motor is a dependable choice for engineers and technicians seeking a motor that balances performance, longevity, and ease of integration into complex automation solutions.
### **Pros and Cons of buying a Rexroth 3-842-518-058 (3842518058) 3-Phase Motor (FNIP Series)**
#### **Pros:**1. **High Reliability and Durability** Rexroth (Bosch Rexroth) is a well-established brand known for industrial-grade components, offering robust construction and long service life, especially in hydraulic and automation applications.
2. **Precision Engineering** The FNIP series is designed for high-performance applications, ensuring smooth operation, minimal wear, and consistent performance under heavy loads.
3. **Compatibility with Hydraulic Systems** This motor is specifically engineered for use in hydraulic circuits, making it ideal for machinery requiring precise speed and torque control.
4. **Wide Availability of Spare Parts** As a Bosch Rexroth product, replacement parts, seals, and components are widely available through authorized distributors and aftermarket suppliers.
5. **Energy Efficiency** Modern Rexroth motors are optimized for efficiency, reducing energy consumption while maintaining performance, which can lower operational costs over time.
6. **Compatibility with PLCs and Automation Systems** The motor can be integrated with programmable logic controllers (PLCs) and other automation systems, making it suitable for modern industrial setups.
7. **Warranty and Support** Bosch Rexroth offers warranties and technical support, providing peace of mind for critical applications.
8. **Versatility in Applications** Suitable for use in hydraulic presses, injection molding machines, material handling systems, and other industrial equipment where precise motion control is required.
#### **Cons:**1. **High Initial Cost** Compared to generic or lesser-known brands, Rexroth motors come at a premium price, which may be a barrier for budget-conscious buyers or small-scale operations.
2. **Complex Installation and Maintenance** Due to its precision engineering, installation may require specialized knowledge, and maintenance (e.g., seal replacement, fluid checks) should be performed by trained technicians to avoid damage.
3. **Dependence on Hydraulic Fluid Quality** Poor-quality or contaminated hydraulic fluid can significantly reduce the motor s lifespan, requiring strict filtration and fluid management.
4. **Limited DIY Repairability** Unlike simpler motors, repairs (e.g., internal component replacement) often require expertise or authorized service centers, increasing downtime and costs.
5. **Potential Overkill for Light-Duty Use** If the application does not demand high precision or heavy-duty performance, a more affordable motor may suffice, making this purchase unnecessary.
6. **Lead Times for Replacement Parts** While parts are generally available, critical components (e.g., seals, bearings) may have longer lead times, potentially causing delays in maintenance.
7. **Compatibility Issues with Non-Standard Systems** If the hydraulic system or control setup is non-standard, integration may require additional modifications or adapters, adding complexity.
8. **Energy Costs in High-Power Applications** While efficient, high-power motors like this one can draw significant current, leading to higher electricity bills in continuous operation.
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### **Conclusion**
The **Rexroth 3-842-518-058 (FNIP series) 3-phase motor** is a high-quality, reliable choice for industrial applications requiring precision, durability, and integration with hydraulic systems. Its strengths lie in its engineering excellence, compatibility with automation, and long-term cost savings from efficiency and reduced downtime. However, the high upfront cost, complexity of installation/maintenance, and potential overkill for lighter applications must be carefully considered.
This motor is **highly recommended** for:- Industrial machinery requiring precise motion control (e.g., presses, injection molding, material handling).
- Applications where reliability and longevity are critical.
- Users who can justify the investment based on operational efficiency and reduced maintenance costs.
For **budget-sensitive or low-demand applications**, a lower-cost alternative (e.g., a generic hydraulic motor) may be more practical. Always ensure the motor s specifications align with your system s requirements before purchasing.
**Final Recommendation:**If your application demands **high performance, precision, and long-term reliability**, the Rexroth 3-842-518-058 is an excellent investment. However, conduct a cost-benefit analysis to confirm it meets your needs without unnecessary expense. Consult with a hydraulic specialist if unsure about compatibility or installation.
Details:
The item may be missing the original packaging. Manufacturer Part Number: 3-842-518-058. The product must be the original item shipped, with matching serial numbers if applicable. Special Instructions.
Rexroth 3-Phase Motor Manufactured by REXROTH. Most items are in stock when they listed. Rexroth 3-Phase Motor Rexroth 3-phase motor with 0.55/0.63 kW power output and 1660 RPM speed.Specifications brand. 2-Year MRO Shield Protection Plan Included.
A new, unused item with no signs of wear.
part #: 3842518058 prices
- $129.99-$215.00
specifications momaequ:
- brand: Rexroth
- mpn: 3-842-518-058
- part type: Motor
shipping momaequ:
- cost: $53.70
- carrier: UPS, USPS
- type: Calculated
- class: Standard, Expedited, One-day
- transit: 3-7 Days
- service: UPS Ground, USPS Ground Advantage, USPS Priority Mail, UPS Next Day Air
returns momaequ:
- time: 30 Days
- method: Money back
- paid by: Buyer
- policy: Returns Accepted
offer momaequ:
- availability: In Stock
- options: Ship-to-home
- quantity: 1
- best offers: True
- started: March 4, 2026
- sold: 0
general momaequ:
- Industrial Automation Motion Controls > Electric Motors > Definite Purpose Motors
- condition: New Open box
payments momaequ:
- credit card: Discover
- wallet: Paypal
- other
seller momaequ:
- city: Mount Sterling, Kentucky
- # reviews: 21927
- rating: 99.7%
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