LAFERT ST71L2 Ac Motor Tefc 1HP 3600RPM 2P 3PH 208-230/440-460V 60HZ

( Brand: Lafert ), ( Manufacturer Part Number: ST71L2 ), ( Part Type: Ac Motor ), ( Current Type: Ac ), ( Nominal Rated Input Voltage: 460 V ), ( Ac Frequency Rating: 60 Hz )

Review LAFERT 1hp Ac Motor 3600rpm 2p 3ph 71l 208-230/440-460v Tefc 60hz

The **Lafert ST71L2 1HP AC Motor** is a robust, high-performance electric motor designed to deliver reliable and efficient power for a wide range of industrial, commercial, and mechanical applications. Engineered with precision, this **71L frame motor** operates at a nominal speed of **3600 RPM**, making it ideal for applications requiring high rotational speed while maintaining optimal torque and energy efficiency. With a **1 horsepower (1HP) output**, it provides sufficient power for tasks such as conveyor systems, pumps, compressors, fans, and other machinery where consistent performance is critical. The motor is built to **three-phase (3P) alternating current (AC) operation**, ensuring compatibility with standard industrial power systems and offering superior control and stability compared to single-phase alternatives.

This motor features a **TEFC (Totally Enclosed Fan-Cooled)** construction, which protects internal components from dust, moisture, and corrosive environments while maintaining efficient heat dissipation through an integrated cooling fan. This design enhances durability and extends the motor s operational lifespan, making it suitable for both indoor and outdoor installations where protection against harsh conditions is essential. The **60Hz frequency rating** ensures seamless integration with North American and international power grids, providing consistent performance across a variety of applications.

The **ST71L2 model** operates within a versatile voltage range of **208 230V or 440 460V**, accommodating different electrical setups without the need for additional voltage conversion equipment. This flexibility simplifies installation and reduces downtime, as the motor can be easily adapted to existing power infrastructures. The **2-pole configuration** of the motor contributes to its high-speed operation, making it particularly well-suited for applications where rapid movement and efficiency are priorities, such as in HVAC systems, industrial automation, or material handling equipment.

Constructed with high-quality materials and rigorous manufacturing standards, the Lafert ST71L2 is built for **long-term reliability and minimal maintenance**. Its robust design incorporates precision-engineered bearings, a durable stator winding, and a sealed rotor to ensure smooth operation and reduced wear over extended periods. The motor s compact yet sturdy **71L frame** allows for efficient space utilization in machinery and equipment, while its standardized dimensions facilitate easy integration with existing mechanical systems. Whether used in manufacturing plants, agricultural settings, or commercial facilities, this motor delivers a balance of power, efficiency, and durability, making it a dependable choice for demanding industrial environments.

Additionally, the Lafert brand is synonymous with quality and innovation, and this motor reflects those values with its **energy-efficient design** and **low noise operation**, contributing to a quieter and more sustainable workspace. The motor s **IP55 protection rating** further ensures resistance to solid particles and light water ingress, enhancing its suitability for environments with moderate exposure to contaminants. Overall, the **Lafert ST71L2 1HP AC Motor** is a versatile, high-performance solution for applications requiring a dependable, high-speed electric motor with adaptable voltage compatibility and robust protection against environmental challenges.

### **Pros and Cons of buying a Lafert ST71L2 1HP AC Motor (3600 RPM, 2P, 3-Phase, TEFC, 60Hz)**

1. **Reliable Brand:** Lafert is a well-known manufacturer of industrial motors, offering durable and high-quality products with a reputation for reliability in commercial and industrial applications.

2. **Standard Specifications:** The motor meets common industrial standards (TEFC Totally Enclosed Fan-Cooled), making it suitable for environments with dust, moisture, or corrosive conditions.

3. **Dual Voltage Range:** The 208 230V and 440 460V options provide flexibility for different electrical setups, reducing the need for additional voltage conversion equipment.

4. **Efficient Performance:** A 1HP motor is sufficient for moderate load applications (e.g., pumps, fans, compressors), offering a balance between power and energy efficiency.

5. **60Hz Compatibility:** Ideal for regions where 60Hz power is standard, ensuring proper synchronization with generators or grid power.

6. **Easy Maintenance:** TEFC motors are designed for low-maintenance operation, with sealed enclosures preventing contamination from external elements.

7. **Cost-Effective for Small-Scale Use:** Compared to larger industrial motors, this size is affordable for small businesses, workshops, or agricultural applications.

8. **Compatibility with Standard Drives:** Works with common variable frequency drives (VFDs) if speed control is required, though additional components may be needed.

9. **Global Availability:** As a widely distributed motor, spare parts and replacements are likely available through distributors or online retailers.

10. **Proven Design:** The 71L frame size is a standard industrial dimension, ensuring compatibility with existing equipment or mounts.

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1. **Limited Power for Heavy Loads:** A 1HP motor may struggle with continuous heavy-duty applications (e.g., large conveyors, high-pressure pumps), leading to overheating or premature failure if overloaded.

2. **Single-Speed Operation:** Without a VFD or additional gearing, the fixed 3600 RPM may not be optimal for all applications requiring variable speeds.

3. **Higher Initial Cost Than Single-Phase:** Three-phase motors are generally more expensive than single-phase alternatives, which may not be justified for small residential or low-power applications.

4. **Requires 3-Phase Power:** Not suitable for locations with only single-phase electricity, limiting its use in certain homes or small businesses.

5. **Potential for Noise/Vibration:** Like most AC motors, it may produce some noise and vibration, which could be an issue in noise-sensitive environments.

6. **Dependence on Proper Installation:** Incorrect wiring, overloading, or lack of proper cooling can reduce lifespan; requires technical expertise to install and maintain.

7. **Weight and Size:** At 71L frame size, it is bulkier than smaller motors, which may complicate installation in space-constrained areas.

8. **Energy Consumption:** While efficient for its class, it still draws significant power, which may increase operational costs over time.

9. **Limited Customization:** Standard motors like this lack specialized features (e.g., energy-saving inverters, built-in sensors) unless purchased as part of a premium package.

10. **Potential for Counterfeit Products:** Purchasing from unverified sellers may result in substandard or fake motors, so sourcing from authorized distributors is critical.

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The **Lafert ST71L2 1HP 3-phase motor** is a solid choice for **moderate industrial, commercial, or agricultural applications** where a reliable, dual-voltage, TEFC motor is needed. It excels in environments requiring durability, efficiency, and compatibility with standard electrical systems. However, it is **not ideal for high-load, variable-speed, or single-phase setups**, where alternatives like larger motors, VFDs, or single-phase models would be more appropriate.

For **small businesses, workshops, or applications like pumps, fans, or light machinery**, this motor offers a **good balance of performance and cost**. For **heavy-duty or precision applications**, a higher HP motor or additional control systems may be necessary.

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- You need a **1HP, 3-phase, TEFC motor** for a **moderate-load application** (e.g., industrial fans, small compressors, conveyors).

- Your facility has **3-phase power** and requires **dual-voltage flexibility** (208 460V).

- You prioritize **reliability and low maintenance** in a **dusty, moist, or corrosive environment**.

- You can **properly install and maintain** the motor to avoid overheating or damage.

- Your application requires **variable speeds** (consider adding a VFD).

- You only have **single-phase power** available.

- The load is **consistently heavy** (e.g., large pumps, high-torque machinery).

- You need **premium features** like energy-saving inverters or built-in diagnostics.

- **Higher HP motor (e.g., 2HP or 3HP)** if the load demands more power.

- **Single-phase motor** if 3-phase power is unavailable.

- **Inverter-duty motor** if variable speed control is required.

- **Explosion-proof or washdown-rated motors** for hazardous environments.

**Final Verdict:** This motor is a **practical and cost-effective solution for many industrial needs**, but its suitability depends on matching it to the specific requirements of your application. Always verify **voltage compatibility, load demands, and installation conditions** before purchase.

Details:

Featuring a 3-phase design and TEFC Totally Enclosed Fan Cooled construction, this motor is built to withstand harsh environments ensure smooth operation. With a nominal rated input voltage of 460 V and an AC frequency rating 60 Hz, the Lafert ST71L2 motor is dependable choice for businesses industries seeking efficient durable electric solutions. With a power rating of 1 HP and speed 3600 RPM, this motor is suitable for variety applications requiring reliable performance.

part #: st71l2 prices

• $339.15-$499.00

specifications oelemot:

• brand: Lafert
• mpn: St71l2
• part type: Ac Motor
• current type: Ac
• nominal rated input voltage: 460 V
• ac frequency rating: 60 Hz

shipping oelemot:

• type: Calculated
• transit: 3-6 Days
• carrier: UPS, USPS
• service: UPS Ground, USPS Ground Advantage, USPS Priority Mail, UPS Next Day Air Saver
• class: Standard, Expedited, One-day
• cost: $42.86

payments oelemot:

• credit card: Diners-club
• other
• wallet: Google-pay

seller oelemot:

• # reviews: 14564
• rating: 100.0%
• city: Port Carbon, Pennsylvania

general oelemot:

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

returns oelemot:

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

offer oelemot:

• best offers: True
• quantity: 1
• availability: In Stock
• started: March 6, 2026
• sold: 0
• options: Ship-to-home

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