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  2. sku: 21705729886529772
  3. WEG 11586547

WEG 11586547 Motor Electric 250HP 460V 1190RPM

11586547 Weg 250hp Motor 3 Ph / 460v 1190rpm Industrial Electric Heavy Duty

( Brand: Weg ), ( Manufacturer Part Number: 11586547 ), ( Part Type: Motor ), ( Inverter/vector Duty Rating: Inverter Duty ), ( Nema Design Letter: Design B ), ( Ac Frequency Rating: 60 Hz ), ( Special Motor Construction: Severe Duty Motor ), ( Enclosure Type: Tefc ), ( Shaft Type: Keyed ), ( Ac Motor Type: Induction/asynchronous ), ( Insulation Class: F ), ( Mounting Type: Foot-mounted ), ( Dc Stator/winding Type: Permanent Magnet ), ( Reversible/non-reversible: Reversible ), ( Current Type: Ac ), ( Protection Against Liquids: Not Protected ), ( Unit Type: Unit ), ( Service Factor: 1.15 ), ( Nominal Rated Input Voltage: 460 V ), ( Ac Phase: Three Phase )

Review WEG 250hp Motor Ph 460v 1190rpm Industrial Electric Heavy Duty

The **WEG 11586547 250 Horsepower, 460V, 1190 RPM Electric Motor** is a robust, high-performance industrial electric motor engineered to deliver exceptional reliability, efficiency, and durability in demanding applications. Part of WEG s renowned **W22** series, this premium motor is designed to meet the rigorous standards of modern manufacturing, process industries, and heavy-duty machinery, where consistent performance and low maintenance are critical. With a robust **250 horsepower** output, this motor is well-suited for powering large-scale equipment such as conveyors, pumps, compressors, extruders, and other high-torque applications that require sustained performance under heavy loads. Its **460V** voltage rating ensures compatibility with standard industrial power grids, while the **1190 RPM** synchronous speed provides an optimal balance between torque and speed for a wide range of mechanical systems, reducing the need for excessive gearing or speed reducers.

Constructed with **high-grade silicon steel laminations** and a **high-efficiency design**, this motor achieves superior energy savings, reducing operational costs while minimizing environmental impact. The **TEFC (Totally Enclosed Fan-Cooled)** construction protects internal components from dust, moisture, and corrosive contaminants, making it ideal for harsh environments such as factories, mining operations, and outdoor installations. WEG s advanced **double-shaft design** enhances mechanical strength and reduces vibration, contributing to longer equipment life and smoother operation. Additionally, the motor features **high-quality bearings** and a **robust endshield assembly**, ensuring minimal wear and extended service intervals.

WEG s reputation for innovation is evident in the **digital and smart motor technologies** integrated into this model. Equipped with **WEG s proprietary control systems**, this motor can interface with modern PLCs, variable frequency drives (VFDs), and monitoring solutions, enabling precise speed control, energy optimization, and predictive maintenance capabilities. The **IP55** ingress protection rating further reinforces its resilience against dust and water splashes, making it suitable for both clean and challenging industrial settings. Whether used in continuous operation or intermittent duty cycles, the **WEG 11586547** delivers **superior torque response, low noise levels, and minimal heat generation**, ensuring operational efficiency and safety.

For industries prioritizing **cost-effectiveness and longevity**, this motor stands out with its **low maintenance requirements** and **extended warranty options**, reflecting WEG s commitment to quality and reliability. Its **NEMA Premium efficiency rating** aligns with stringent energy regulations, offering significant savings on electricity consumption while maintaining peak performance. Whether integrated into a new production line or retrofitted into existing systems, the **WEG 11586547 250HP 460V 1190 RPM motor** represents a strategic investment in **durability, efficiency, and operational excellence**, making it a top choice for engineers and facility managers seeking a dependable power solution.

### **Pros and Cons of Buying a 250 HP, 460V, 1190 RPM Electric Motor (Weg 11586547)**

#### **Pros**

1. **High Power Output (250 HP)** Suitable for heavy-duty applications such as industrial pumps, compressors, conveyors, or large machinery where significant torque and power are required.

2. **460V Voltage Rating** Common in industrial settings, reducing current draw compared to lower-voltage systems, which can lower wiring costs and improve efficiency.

3. **1190 RPM Speed** A moderate speed that balances torque and efficiency, making it versatile for applications where high-speed motors might cause excessive wear or vibration.

4. **Reliable Brand (Weg)** Weg is a well-known manufacturer of industrial electric motors, offering durable construction, good warranty coverage, and availability of spare parts.

5. **Efficiency Considerations** Modern electric motors, especially those from reputable brands, often have higher efficiency ratings, reducing energy consumption and operational costs over time.

6. **Compatibility with Variable Frequency Drives (VFDs)** Many industrial motors, including this model, can be paired with VFDs for speed control, further enhancing flexibility in applications.

7. **Long Lifespan** High-quality motors are built to withstand continuous operation, reducing downtime and maintenance needs in industrial environments.

8. **Standardized Design** The motor follows industry standards, ensuring compatibility with existing electrical systems, control panels, and mechanical setups.

9. **Lower Maintenance Costs (Compared to Engines)** Electric motors generally have fewer moving parts than internal combustion engines, leading to reduced maintenance requirements.

10. **Environmentally Friendly** Electric motors produce zero emissions at the point of use, making them a cleaner alternative to diesel or gasoline-powered systems.

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#### **Cons**

1. **High Upfront Cost** A 250 HP electric motor is a significant investment, especially when compared to smaller or lower-horsepower alternatives. The initial purchase price may be prohibitive for smaller businesses or startups.

2. **Electrical Infrastructure Requirements** Running a 250 HP motor at 460V may require robust electrical wiring, circuit breakers, and transformers, which could add to installation costs if the existing system is inadequate.

3. **Energy Costs** While efficient, a high-power motor will consume substantial electricity, leading to higher operational expenses, particularly in regions with expensive energy rates.

4. **Space and Installation Complexity** Large motors require adequate ventilation, proper grounding, and sometimes specialized mounting, which may limit installation flexibility in tight or confined spaces.

5. **Dependence on Power Supply** Unlike internal combustion engines, electric motors require a consistent and reliable power source. Power outages or voltage fluctuations can halt operations until the issue is resolved.

6. **Potential for Overkill in Some Applications** If the motor is significantly more powerful than needed for the specific task, it may lead to unnecessary energy waste and higher costs without improving performance.

7. **VFD Compatibility Costs** While many industrial motors support VFDs, adding one for speed control can increase the total system cost, especially if custom programming or additional controls are required.

8. **Weight and Transport Challenges** A 250 HP motor is heavy and bulky, which can complicate shipping, handling, and installation, potentially adding logistical costs.

9. **Skill Dependency for Maintenance** Proper maintenance of high-power motors requires trained personnel, and improper handling (e.g., lubrication, alignment) can lead to premature failure.

10. **Potential for Voltage or Frequency Mismatches** If the motor is not properly matched to the grid s voltage or frequency (e.g., 60Hz vs. 50Hz), it may operate inefficiently or fail prematurely.

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### **Conclusion**

The **Weg 11586547 250 HP, 460V, 1190 RPM electric motor** is a robust, high-performance option ideal for demanding industrial applications where reliability, power, and efficiency are critical. It excels in scenarios requiring consistent torque, such as large-scale manufacturing, mining, or heavy machinery, where electric power is readily available. However, its high cost, electrical infrastructure requirements, and operational expenses must be carefully considered against the specific needs of the application.

For businesses with stable power supplies, existing 460V infrastructure, and applications that fully utilize 250 HP, this motor is a strong choice. Smaller operations or those with fluctuating power demands may find it overkill, leading to unnecessary expenses. Additionally, if the motor is not paired with complementary systems (e.g., VFDs, proper cooling), its advantages may be diminished.

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### **Recommendation**

**Buy this motor if:**

- You have a **high-power industrial application** (e.g., large pumps, compressors, conveyors) that requires consistent 250 HP performance.

- Your facility already supports **460V electrical systems** with adequate wiring, transformers, and grounding.

- You prioritize **low maintenance, long-term reliability, and efficiency** over short-term cost savings.

- You plan to integrate it with **VFDs or other control systems** for optimized operation.

- Your budget can accommodate the **upfront and operational costs** of running a high-power electric motor.

**Avoid or reconsider if:**

- Your application does **not fully utilize 250 HP**, leading to wasted energy and higher costs.

- Your electrical infrastructure is **not equipped for 460V or high-power loads**, requiring costly upgrades.

- You operate in a region with **frequent power outages or unstable voltage**, which could disrupt operations.

- You are working with a **tight budget** and cannot justify the high initial and energy costs.

- A **lower-horsepower motor or alternative drive system** (e.g., diesel, gas-electric hybrid) would suffice for your needs.

**Alternative Considerations:**

- If cost is a major concern, explore **used or refurbished motors** from reputable suppliers, though ensure they meet your performance and safety standards.

- For applications with variable loads, a **VFD-controlled motor** (even if slightly lower in base HP) may offer better energy savings.

- If space is limited, verify that the motor s physical dimensions align with your installation constraints.

Ultimately, this motor is a **premium industrial solution** best suited for large-scale, power-intensive operations where its strengths outweigh its drawbacks. Conduct a thorough cost-benefit analysis and consult with electrical and mechanical engineers to ensure it aligns with your specific requirements.

Details:

Strong torque at lower RPM. Mounting Type: Foot Mounted. Sold as shown in photos. Specifications: Manufacturer: WEG.

This unit features a totally enclosed fan cooled TEFC enclosure, providing protection from dust, moisture, and harsh operating environments. The 1190 RPM configuration delivers strong torque output, making it suitable for heavy-load and continuous-duty operations. Horsepower: 250 HP. Features: High horsepower for large industrial systems.

TEFC enclosure for durability in harsh environments. Enclosure Type: TEFC Totally Enclosed Fan Cooled. Item Specifics: Brand: WEG. Applications: Suitable for a wide range of industrial uses, including: Pumps and compressors.

Enclosure: TEFC. Built with heavy-duty industrial construction. Rubber and plastics processing equipment. Condition: Surplus unit.

Designed for continuous-duty performance. Shaft Type: Keyed. Conveyors and material handling systems. Current Type: AC.

Crushers, grinders, and mills. Model: PBLN-250-12-586/7T. May show signs of storage or handling. Industrial Electric Motor Heavy Duty: For sale is a 250 HP WEG electric motor designed for demanding industrial applications.

Motor Type: Induction. Industrial fans and blowers.

part #: 11586547 prices

  • $6999.99-$7999.00

specifications oelemot:

  • brand: Weg
  • mpn: 11586547
  • part type: Motor
  • inverter/vector duty rating: Inverter Duty
  • nema design letter: Design B
  • ac frequency rating: 60 Hz
  • special motor construction: Severe Duty Motor
  • enclosure type: Tefc
  • shaft type: Keyed
  • ac motor type: Induction/asynchronous
  • insulation class: F
  • mounting type: Foot-mounted
  • dc stator/winding type: Permanent Magnet
  • reversible/non-reversible: Reversible
  • current type: Ac
  • protection against liquids: Not Protected
  • unit type: Unit
  • service factor: 1.15
  • nominal rated input voltage: 460 V
  • ac phase: Three Phase

seller oelemot:

  • rating: 100.0%
  • # reviews: 105
  • city: Wooster, Ohio

general oelemot:

  • condition: Used
  • Industrial Automation Motion Controls > Electric Motors > General Purpose Motors

returns oelemot:

  • policy: No Returns

offer oelemot:

  • quantity: 1
  • sold: 0
  • options: Seller-arranged-local-pickup
  • best offers: True
  • started: April 24, 2026
  • availability: In Stock

payments oelemot:

  • other
  • credit card: Mastercard
  • wallet: Paypal

shipping oelemot:

part type: motor, inverter/vector duty rating: inverter duty, nema design letter: design b, ac frequency rating: 60 hz, special motor construction: severe duty motor, enclosure type: tefc, shaft type: keyed, ac motor type: induction/asynchronous, insulation class: f, mounting type: foot-mounted, dc stator/winding type: permanent magnet, reversible/non-reversible: reversible, current type: ac, protection against liquids: not protected, unit type: unit, service factor: 1.15, nominal rated input voltage: 460 v, ac phase: three phase,
category: business & industrial > industrial automation motion controls > electric > general purpose, sku: 21705729886529772,
Weg 11586547 Is Similar To:
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2 offers $6999.99–$7999.00 USD
  • Used. Offer #1 priced at $6999.99 + $Calculated shipping estimate = $6999.99* total. Synchronous speed1800 rpm. WEG 250 HP Electric Motor 3PH 460 Volt 1800 RPM.This motor has been rebuilt and tested.+$Calculated shipping
  • Used. Offer #2 priced at $7999.00 + $Calculated shipping estimate = $7999.00* total. Suitable for a wide range of industrial uses, including. For sale is a 250 HP WEG electric motor designed for demanding industrial applications.+$Calculated shipping

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