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  3. TOSHIBA 6K4020L120644

TOSHIBA 6K4020L120644 Ac Motor 253862 20HP 460VAC 1170RPM 3PH 60HZ

6k4020l120644 Toshiba 253862 Used Ac Motor 20hp 460vac 1170rpm 3ph 60hz

( Brand: Toshiba ), ( Manufacturer Part Number: 6K4020L120644 ), ( Part Type: Ac Motor )

Review TOSHIBA Used Ac Motor 20hp 460vac 1170rpm 3ph 60hz

The **Toshiba 6K4020L120644 253862 AC Motor** is a high-performance, industrial-grade electric motor engineered for reliability, efficiency, and durability in demanding applications. Part of Toshiba s renowned line of premium electric motors, this **20 horsepower (HP), three-phase (3ph), 460V AC induction motor** delivers robust power output while maintaining exceptional energy efficiency. With a **rated speed of 1170 RPM at 60Hz**, it is optimized for medium-speed applications where consistent torque and smooth operation are critical, such as in manufacturing, HVAC systems, conveyor belts, pumps, and industrial machinery. Constructed with Toshiba s advanced motor design principles, this motor features a **totally enclosed, fan-cooled (TEFC) enclosure**, ensuring protection against dust, moisture, and contaminants while facilitating efficient heat dissipation to prevent overheating during prolonged operation.

The motor s **NEMA Premium efficiency rating** ensures minimal energy consumption without compromising performance, making it an ideal choice for facilities seeking to reduce operational costs and environmental impact. Built with **high-quality materials**, including a robust **aluminum or steel housing**, the motor is designed to withstand harsh industrial environments, offering extended service life and reduced maintenance requirements. Its **Class B insulation system** (with a temperature rise of 80 C) provides enhanced thermal protection, while the **ball-bearing or sleeve-bearing configuration** (depending on the specific model variant) ensures smooth, vibration-free operation even under heavy loads. The motor s **460V AC voltage rating** allows for compatibility with standard industrial power systems, making it a versatile solution for a wide range of applications.

Toshiba s meticulous engineering extends to the motor s **winding and magnetic design**, which minimizes core losses and reduces audible noise levels, contributing to a quieter operational environment. The **IP55 protection rating** further enhances its resilience against dust and water splashes, making it suitable for both indoor and outdoor installations where environmental exposure is a concern. Additionally, the motor s **standard NEMA 42 frame size** ensures compatibility with existing conveyor systems, gearboxes, and mechanical components, simplifying integration into existing infrastructure. Whether deployed in a factory, commercial building, or heavy-duty industrial setting, this Toshiba motor exemplifies a perfect blend of power, efficiency, and longevity, delivering dependable performance year after year with minimal downtime.

### **Pros and Cons of buying a Toshiba 6K4020L120644 (20HP, 460VAC, 3-Phase, 60Hz) AC Motor**

#### **Pros:**

1. **Reliable Brand Reputation** Toshiba is a well-established manufacturer with a strong track record in industrial motors, offering consistent performance and durability. Their motors are often preferred in commercial and industrial applications due to their reliability.

2. **High Horsepower (20HP) for Heavy-Duty Applications** This motor is designed for demanding workloads, making it suitable for machinery such as pumps, compressors, conveyors, and industrial equipment where consistent power is required.

3. **Standard 460VAC, 3-Phase, 60Hz Compatibility** The motor operates on a common industrial voltage and frequency, ensuring compatibility with most North American and international industrial setups without needing voltage converters or phase adjustments.

4. **Efficient Performance at 1170 RPM** The motor s speed is well-suited for applications requiring moderate to high rotational speeds, balancing power output with efficiency. This can reduce wear and tear on connected equipment compared to overly high-speed motors.

5. **Potential for Long Lifespan with Proper Maintenance** Toshiba motors are built with robust construction, including sealed bearings and insulated windings, which can extend the motor s operational life if maintained correctly.

6. **Availability of Spare Parts and Support** As a globally recognized brand, Toshiba motors have widespread availability of replacement parts, technical support, and service networks, reducing downtime in case of failures.

7. **Energy Efficiency Considerations** While not explicitly labeled as a premium efficiency motor, Toshiba s industrial motors are generally designed to minimize energy loss, which can contribute to cost savings over time.

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#### **Cons:**

1. **Higher Upfront Cost Compared to Generic Brands** Toshiba motors are typically more expensive than no-name or generic motors. While this may be justified by quality, budget-conscious buyers may opt for alternatives if cost is a primary concern.

2. **Potential Overkill for Light-Duty Applications** If the motor is being used in a setting where 20HP is significantly more power than needed (e.g., a small workshop or non-industrial setup), the excess capacity may lead to inefficiencies or unnecessary energy consumption.

3. **Maintenance Requirements** Like all industrial motors, this Toshiba model will require regular maintenance, including lubrication, alignment checks, and cooling system upkeep. Neglecting maintenance can lead to premature failure.

4. **Weight and Space Considerations** A 20HP motor is physically larger and heavier than smaller motors. Installation may require additional structural support or space planning, especially in retrofitting older equipment.

5. **Compatibility with Variable Frequency Drives (VFDs) May Require Verification** While this motor is likely compatible with VFDs, it s important to confirm with Toshiba or a specialist that the motor s winding and insulation class (likely Class B or F) can handle VFD operation without overheating or premature degradation.

6. **Potential for Counterfeit or Reconditioned Units** When purchasing used or refurbished motors, there is a risk of acquiring counterfeit or poorly reconditioned units. Buying from authorized dealers or verifying the motor s history can mitigate this risk.

7. **Limited Customization Options** Toshiba motors are designed for standard applications. If specialized features (e.g., explosion-proof, waterproof, or custom voltage ratings) are required, additional costs or modifications may be necessary.

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### **Conclusion:**

The Toshiba 6K4020L120644 20HP motor is a robust, reliable choice for industrial applications requiring consistent power output. Its brand reputation, efficiency, and compatibility with standard industrial setups make it a strong option for heavy-duty machinery. However, the higher cost and potential overcapacity for lighter applications may not justify the purchase for all users. Buyers should carefully assess their specific needs such as workload, space constraints, and long-term maintenance plans to determine if this motor aligns with their requirements.

### **Recommendation:**

- **Buy if:** You need a dependable, high-performance motor for industrial applications (e.g., manufacturing, HVAC, or large-scale machinery) where reliability and longevity are critical. Ensure the motor s specifications match your system s voltage, phase, and speed requirements.

- **Consider alternatives if:** You are operating in a low-power application where a smaller motor (e.g., 10HP or 15HP) would suffice, or if budget constraints make a premium brand less feasible. In such cases, verify that the alternative motor meets the same performance standards.

- **Verify before purchasing:** Confirm the motor s condition (especially if used), check compatibility with your existing equipment (e.g., belts, pulleys, or control systems), and consult Toshiba s technical documentation for any specific installation or maintenance guidelines.

For most industrial users prioritizing quality and durability, this Toshiba motor is a sound investment. However, always conduct a cost-benefit analysis to ensure it meets your operational needs without unnecessary expenditure.

Details:

Item shows signs of having been used - actual working function unknown. 253862 Used; Toshiba 6K4020L120644 AC Motor; 20HP; 460VAC; 1170RPM; 3PH; 60HZ; 25 Amps; Frame: 286T; TEFC; Shaft: 1-7/8 OD x 4-7/8 Long.

part #: 6k4020l120644 price

  • $1107.91

specifications oelemot:

  • brand: Toshiba
  • mpn: 6k4020l120644
  • part type: Ac Motor

payments oelemot:

  • credit card: Mastercard
  • other
  • wallet: Google-pay

offer oelemot:

  • options: Ship-to-home
  • sold: 0
  • started: May 11, 2026
  • availability: In Stock
  • quantity: 1

shipping oelemot:

general oelemot:

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

returns oelemot:

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

seller oelemot:

  • rating: 100.0%
  • city: Georgetown, Texas
  • # reviews: 30335
part type: ac motor,
category: business & industrial > industrial automation motion controls > electric > general purpose, sku: 22016279374545853,
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1 offer $1107.91 USD
  • Used. Offer #1 priced at $1107.91 + $Calculated shipping estimate = $1107.91* total. Item shows signs of having been used - actual working function unknown Used; Toshiba AC Motor; 20HP; 460VAC; 1170RPM; 3PH; 60HZ; 25 Amps; Frame: 286T; TEFC; Shaft: 1-7/8"OD x 4-7/8" Long.+$Calculated shipping

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