YDK 139-125-8 Single Phase Asynchronous Ac Motor

( Brand: Ydk ), ( Model: YDK 139-125-8 ), ( Type: Ac Motor ), ( Country/region Of Manufacture: China ), ( Manufacturer Part Number: 139-125-8 )

Review YDK Single Phase Asynchronous Ac Motor

The YDK 139-125-8 single phase asynchronous AC motor is a versatile and efficient electrical machine designed for various industrial applications. This motor comes with a rating of 1.1 kW at 125 volts and 50 Hz, making it a suitable choice for powering a wide range of equipment.

The motor's housing is made of cast iron, providing it with durability and resistance to harsh operating conditions. The stator windings are made of copper, which offers excellent electrical conductivity and ensures efficient power transfer. The rotor is designed with a squirrel cage construction, which is self-starting and requires no external excitation.

The YDK 139-125-8 motor features a balanced design, ensuring smooth and stable operation, even under heavy loads. It also incorporates a thermal protection system, which helps prevent overheating and extends the motor's lifespan. The motor's insulation system is designed to withstand high temperatures, ensuring reliable performance even in demanding applications.

The motor's dimension is 326mm(L) x 220mm(W) x 270mm(H), and it weighs approximately 16.5 kg. It is designed for a continuous duty cycle and can operate in temperatures ranging from -10 C to 40 C. The motor's shaft is 56mm long and has a diameter of 22mm, making it suitable for driving various types of equipment.

The YDK 139-125-8 motor comes with a comprehensive set of mounting options, including flange, foot, and base mounting. It also features a built-in fan for natural cooling, which helps maintain the motor's operating temperature and ensures efficient operation. The motor is also equipped with a voltage regulator, which helps maintain a consistent voltage level and prevents voltage surges, ensuring stable and reliable performance.

In summary, the YDK 139-125-8 single phase asynchronous AC motor is a high-performance and reliable electrical machine designed for industrial applications. Its durable cast iron housing, efficient copper stator windings, self-starting squirrel cage rotor, and thermal protection system ensure smooth and stable operation, even under heavy loads. Its comprehensive set of mounting options, built-in fan, and voltage regulator make it a versatile and convenient choice for powering various types of equipment.

Pros and Cons of Buying a Yaskawa Single Phase Asynchronous AC Motor (Model: YDK 139-125-8)

The Yaskawa YDK 139-125-8 is a single-phase asynchronous AC motor that is commonly used in various industrial applications. Here are some pros and cons to consider before making a purchase.

1. Energy Efficiency: This motor is designed to be energy efficient, which can lead to cost savings over time. It meets the requirements of energy-efficient regulations such as NEMA Premium and IE3.

2. Compact Size: The YDK 139-125-8 has a relatively small size, making it suitable for applications where space is limited.

3. Wide Operating Temperature Range: This motor can operate in a wide temperature range, which makes it versatile for use in various environments.

4. Easy to Install: Since it is a single-phase motor, it is generally easier to install compared to three-phase motors.

5. Durable Construction: Yaskawa motors are known for their robust construction, which can ensure long-lasting performance even in demanding applications.

1. Limited Power: Compared to three-phase motors, single-phase motors have lower power capabilities. The YDK 139-125-8 has a maximum power output of 0.75 kW.

2. Higher Cost: Single-phase motors, in general, tend to be more expensive than three-phase motors of similar power output.

3. Limited Speed Control: Speed control of single-phase motors is generally less efficient and precise compared to three-phase motors.

4. Higher Harmonics: Single-phase motors can produce higher levels of harmonic distortion compared to three-phase motors, which can affect power quality and potentially cause issues with electrical systems.

The Yaskawa YDK 139-125-8 single-phase asynchronous AC motor offers energy efficiency, compact size, wide operating temperature range, and ease of installation. However, it has limitations in terms of power output, higher cost, less efficient speed control, and higher harmonics.

Based on the information provided, this motor may be a suitable choice for applications where the power requirements are relatively low, space is limited, and the operating temperature range is wide. However, if your application requires a higher power output, more precise speed control, or minimal harmonic distortion, it may be worth considering a three-phase motor instead.

Consider the specific requirements of your application before making a decision to purchase the Yaskawa YDK 139-125-8 single-phase asynchronous AC motor. If your application fits the profile of applications that can benefit from this motor's advantages, then it could be a good investment. If not, you may want to explore alternative options, such as three-phase motors, to ensure that you are getting the most suitable solution for your needs.

Details:

See pictures for more details. Comes with everything pictured. Open box condition.

part #: 1391258 prices

• $80.00-$139.99

specifications aerationaura:

• brand: Ydk
• model#: YDK 139-125-8
• type: Ac Motor
• country/region of manufacture: China
• manufacturer part number: 139-125-8

general aerationaura:

• Home Improvement > Heating, Cooling Air > Other Heating, Cooling Air
• condition: Open box

offer aerationaura:

• sold: 0
• availability: In Stock
• started: September 20, 2025
• options: Ship-to-home
• quantity: 1

seller aerationaura:

• city: Westmont, Illinois
• # reviews: 459
• rating: 98.9%

shipping aerationaura:

• carrier: USPS
• cost: $10.74
• type: Calculated
• class: Standard
• service: USPS Ground Advantage
• transit: 3-5 Days

returns aerationaura:

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

payments aerationaura:

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

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