LINCOLN SF4P50T61Y Ac Motor 691720061725 254096 50HP 230/460VAC 1782RPM 3-PH

( Brand: Lincoln ), ( Manufacturer Part Number: SF4P50T61Y ), ( Part Type: Ac Motor ), ( UPC: 691720061725 )

Review LINCOLN Used Ac Motor 50hp 230/460vac 1782rpm 3-ph

The **Lincoln Electric SF4P50T61Y 254096 AC Motor (50 Horsepower, 230/460V, 1782 RPM, 3-Phase)** is a robust, high-performance industrial motor engineered to deliver exceptional reliability, efficiency, and durability in demanding applications. Part of Lincoln Electric s renowned **SF4 series**, this premium motor is designed with cutting-edge technology to meet the rigorous demands of manufacturing, material handling, and heavy-duty machinery environments. Built to NEMA Premium standards, it ensures superior energy efficiency while maintaining a compact yet sturdy frame, making it ideal for integration into existing or new industrial systems without compromising performance.

This motor operates at a nominal power output of **50 horsepower**, providing a powerful yet balanced drive solution for applications such as conveyors, pumps, compressors, and other high-torque industrial processes. With a **dual-voltage capability of 230V or 460V**, it offers versatility for different electrical infrastructures, ensuring seamless operation across various facilities. The motor spins at a consistent **1782 RPM**, delivering optimal speed for most industrial applications while minimizing wear and tear on connected equipment. Its **3-phase AC design** ensures smooth, stable power delivery, reducing vibration and extending the lifespan of both the motor and the machinery it powers.

Constructed with **high-grade materials**, the SF4P50T61Y features a **cast iron end shields and rotor**, providing exceptional resistance to thermal stress and mechanical strain. The motor s **T-frame configuration (T61)** ensures proper alignment and load distribution, while its **totally enclosed fan-cooled (TEFC) design** protects internal components from dust, moisture, and contaminants, making it suitable for both clean and harsh environments. Lincoln Electric s proprietary **SmoothStart technology** is integrated into this motor, offering a gradual ramp-up in torque to reduce mechanical stress on belts, pulleys, and other driven components, thereby enhancing system longevity and operational efficiency.

Lincoln s reputation for **innovative motor design** is evident in this model, which incorporates **advanced bearing systems** and **precise machining** to minimize friction and maximize torque output. The motor s **low-noise operation** and **vibration-dampening features** contribute to a quieter, more stable workspace, reducing fatigue for operators and maintenance personnel. Additionally, the **high-efficiency rating** of this motor translates to lower energy consumption, helping businesses reduce operational costs while maintaining peak performance.

Maintenance of the **Lincoln SF4P50T61Y** is streamlined thanks to its **accessible design**, with easy-to-reach components for routine inspections and servicing. Lincoln Electric s commitment to **quality assurance** is reflected in the motor s **rigorous testing protocols**, ensuring it meets or exceeds industry standards for performance, safety, and reliability. Whether deployed in a manufacturing plant, material handling system, or heavy-duty processing facility, this motor delivers **consistent, high-performance operation** with minimal downtime, making it a trusted choice for engineers and facility managers seeking a dependable power solution.

### **Pros and Cons of buying a Lincoln SF4P50T61Y 254096 AC Motor (50HP, 230/460VAC, 1782 RPM, 3-Phase)**

1. **High Power Output (50HP)** Suitable for heavy-duty industrial applications, such as conveyors, pumps, compressors, and machinery requiring substantial torque and speed.

2. **Dual Voltage (230/460VAC)** Offers flexibility in electrical system compatibility, allowing operation in facilities with either 230V or 460V power setups without needing a voltage converter.

3. **Reliable Brand (Lincoln Electric)** Lincoln is a well-established manufacturer known for durable, high-quality electric motors, particularly in industrial and manufacturing sectors.

4. **Standard NEMA Design (T-frame)** The T-frame design (T61Y) is widely compatible with standard industrial gearboxes, belts, and mounting systems, reducing integration challenges.

5. **Efficient Performance (1782 RPM)** The motor s speed is optimized for many industrial applications, balancing power delivery with reasonable mechanical efficiency.

6. **Three-Phase Operation** Provides consistent power output and better torque characteristics compared to single-phase motors, making it ideal for continuous-duty industrial use.

7. **Potential Long Lifespan** Properly maintained, high-quality motors like this can last decades, reducing long-term replacement costs.

8. **Easy Availability of Parts** As a common industrial motor, replacement parts, bearings, and seals are readily available from multiple suppliers.

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1. **Higher Upfront Cost** Compared to smaller or less robust motors, a 50HP industrial motor will have a significant initial purchase price, which may be a barrier for smaller businesses or startups.

2. **Maintenance Requirements** Industrial motors require regular maintenance, including bearing lubrication, cooling system checks, and alignment with connected equipment. Neglect can lead to premature failure.

3. **Energy Consumption** A 50HP motor draws a substantial amount of power (approximately 37.3 kW at 230V and 18.65 kW at 460V), which can increase electricity bills if not optimized with variable frequency drives (VFDs) or energy-efficient controls.

4. **Space and Installation Needs** The motor s size and weight (likely several hundred pounds) require adequate space, proper ventilation, and secure mounting to prevent vibration or misalignment issues.

5. **Potential for Overuse** If the motor is oversized for the application (e.g., used in a light-duty task), it may run inefficiently, wasting energy and increasing operational costs.

6. **Dependence on Skilled Labor** Installation, wiring, and maintenance often require trained electricians or mechanical technicians, adding labor costs if in-house expertise is lacking.

7. **Noise and Heat Generation** Industrial motors can generate noise and heat, necessitating proper enclosure design and cooling solutions to maintain performance and safety.

8. **Potential for Voltage Fluctuations** In facilities with unstable power supply or frequent voltage drops, the motor may experience reduced efficiency or premature wear.

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### **Conclusion**

The **Lincoln SF4P50T61Y 254096 AC motor** is a robust, high-performance choice for industrial applications requiring reliable 50HP power. Its dual-voltage capability, brand reputation, and compatibility with standard industrial systems make it a strong option for heavy-duty tasks. However, the higher cost, maintenance demands, and energy consumption must be carefully considered against the application s needs.

If your use case demands consistent, high-power output (e.g., continuous manufacturing, large-scale material handling, or critical machinery), this motor is well-suited. For lighter-duty or cost-sensitive applications, a smaller or more energy-efficient motor might be a better fit.

### **Recommendation**

- You need a dependable, high-torque motor for industrial applications (e.g., pumps, conveyors, compressors).

- Your facility has either 230V or 460V power available, and you want flexibility.

- You can invest in proper installation, maintenance, and cooling to maximize longevity.

- The motor s 50HP rating aligns with your load requirements (avoiding oversizing).

- Your budget is constrained, and a lower-HP motor (e.g., 30HP) would suffice.

- Your application involves frequent starts/stops or variable loads, where a VFD-controlled motor might be more efficient.

- You lack the expertise or resources for proper maintenance and troubleshooting.

- Your facility has unreliable power supply or poor electrical infrastructure.

For optimal performance, pair this motor with a **variable frequency drive (VFD)** if variable speed control is needed, and ensure proper **bearing lubrication, cooling, and alignment** during installation. Consult an electrician or motor specialist to confirm compatibility with your specific setup.

Details:

Item shows signs of having been used - actual working function unknown. 254096 Used; Lincoln SF4P50T61Y AC Motor; 50HP; 230/460VAC; 1782RPM; 3-Ph; 4-Pole; 129 / 64.5 Amps; 60HZ; TEFC; Shaft: 2-1/8 OD x 5-1/4 Long.

part #: sf4p50t61y prices

• $602.55-$1344.11

specifications oelemot:

• brand: Lincoln
• mpn: Sf4p50t61y
• part type: Ac Motor
• upc: 691720061725

shipping oelemot:

payments oelemot:

• other
• wallet: Paypal
• credit card: Mastercard

returns oelemot:

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

general oelemot:

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

seller oelemot:

• rating: 100.0%
• city: Georgetown, Texas
• # reviews: 30402

offer oelemot:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: May 17, 2026

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