ZHEJIANG YE2-112M-4 Pump Motor Iec Hollow Shaft 4KW 1730RPM 230V 3PH

( Brand: Zhejiang ), ( Manufacturer Part Number: YE2-112M-4 ), ( Part Type: Metric 230v Pump Motor Shaft ), ( Seer Rating: Cont )

Review ZHEJIANG Metric Pump Motor 4kw 1730rpm 230v 3ph Iec 112m Hollow Shaft

The **Zhejiang YE2-112M-4** is a high-performance, industrial-grade **4 kW (5.4 HP) three-phase electric motor** designed for demanding applications requiring reliability, efficiency, and durability. Part of the **112M series**, this motor features a **hollow shaft** configuration, making it ideal for direct coupling with pumps, compressors, fans, and other machinery where space constraints or shaft alignment flexibility is critical. With a **rated speed of 1,730 RPM**, it delivers consistent torque and power output, ensuring optimal performance across a wide range of operational conditions. Built to **IEC standards**, this motor adheres to strict international quality benchmarks, guaranteeing compatibility with global industrial systems while maintaining energy efficiency through its **IE2 (Premium Efficiency) classification**.

Constructed with **high-grade silicon steel laminations** and a robust **cast aluminum or die-cast rotor**, the YE2-112M-4 motor minimizes energy losses and reduces noise levels, contributing to smoother operation and extended service life. The **4-pole design** ensures a balanced speed-torque curve, making it suitable for applications requiring steady performance under varying loads, such as water pumping, HVAC systems, or material handling equipment. The **hollow shaft** not only simplifies installation but also allows for the integration of additional mechanical components, such as pulleys or couplings, without compromising structural integrity.

Operating at a **nominal voltage of 230V (3-phase, 50/60Hz)**, this motor is engineered for seamless integration into standard industrial power grids, offering reliable performance in both commercial and heavy-duty environments. Its **IP55 protection rating** ensures resistance against dust, dirt, and splashing water, making it well-suited for outdoor or semi-outdoor applications where environmental exposure is a concern. Additionally, the motor s **B3 (normal starting) duty classification** allows for frequent start-stop cycles without overheating, further enhancing its versatility in cyclic or intermittent workloads.

For maintenance and longevity, the YE2-112M-4 incorporates **high-quality bearings** and a **sealed cooling system**, reducing friction and heat buildup while extending bearing life. The **flange-mounted design** facilitates easy installation and alignment, while the **standard IEC foot mounting** ensures compatibility with most industrial machinery frames. Whether used in **agricultural irrigation systems, municipal water treatment plants, or industrial fluid transfer applications**, this motor delivers **superior efficiency, low vibration, and minimal maintenance requirements**, making it a cost-effective solution for long-term operational reliability. With its **compact yet robust construction**, the Zhejiang YE2-112M-4 motor stands as a dependable workhorse for industries prioritizing performance, durability, and energy savings.

### **Pros and Cons of buying a Zhejiang YE2-112M-4 Pump Motor (4kW, 1730rpm, 230V, 3-Phase, IEC, Hollow Shaft)**

1. **Reliable Brand and Quality** Zhejiang is a well-known manufacturer in China s electric motor industry, producing motors that meet IEC standards, ensuring durability and performance consistency.

2. **Hollow Shaft Design** Suitable for direct coupling with pumps, reducing mechanical complexity and improving efficiency by eliminating unnecessary gearboxes or couplings.

3. **Standard IEC Compliance** The motor adheres to international electrical standards, making it compatible with global power systems and ensuring easier maintenance and spare part availability.

4. **Efficient Power Rating (4kW)** The 4kW (5.4 HP) rating is suitable for medium-duty pumping applications, balancing power output with energy efficiency.

5. **Rated Speed (1730 RPM)** Matches common pump requirements, reducing the need for additional speed reducers and improving overall system efficiency.

6. **Three-Phase Operation (230V/380V)** More efficient than single-phase motors for industrial applications, offering better torque and smoother operation.

7. **Cost-Effective for Mid-Range Applications** Generally more affordable than premium international brands while still delivering reliable performance.

8. **Easy Maintenance** Standard design allows for straightforward servicing, including bearing replacement and winding checks.

9. **Widely Available** As a common industrial motor, spare parts and service centers are readily accessible, especially in Asia and Europe.

10. **Good for OEM Applications** Often used in custom pump systems where a standard motor is preferred over specialized designs.

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1. **Potential Quality Variations** While Zhejiang motors are generally reliable, lower-end models or counterfeit versions may exist, leading to inconsistent performance or shorter lifespans.

2. **Limited Warranty Compared to Premium Brands** Standard warranties (often 1 2 years) may not match those of brands like Siemens, ABB, or TEFC motors (which can offer 3 5 years).

3. **Noise and Vibration** Some users report slightly higher noise levels compared to premium motors, though this is often negligible in industrial settings.

4. **Energy Efficiency Class** Likely falls under **IE2 or IE3** (depending on model), which is standard but not as efficient as **IE4** motors from high-end manufacturers.

5. **Limited Customization** Unlike some European brands, Zhejiang motors may not offer extensive customization options for special mounting, protection classes, or environmental ratings.

6. **Potential Import Delays** If sourced from China, shipping times and customs clearance can be unpredictable, affecting project timelines.

7. **Resale Value** Less desirable in secondary markets compared to well-known global brands, which may affect resale or trade-in value.

8. **Dependence on Aftermarket Support** Outside China or Asia, authorized service centers may be scarce, requiring reliance on general electricians or motor repair shops.

9. **Risk of Counterfeit Products** Due to its popularity, there is a risk of purchasing fake or substandard motors, especially from untrusted suppliers.

10. **Higher Inrush Current** Like most induction motors, it may draw a significant starting current, which could require careful consideration of the electrical system s capacity.

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The **Zhejiang YE2-112M-4 pump motor** is a **practical and cost-effective choice** for medium-duty pumping applications where reliability, standard compliance, and ease of maintenance are priorities. It excels in **industrial environments, OEM projects, and regions where IEC-compliant motors are preferred**. However, buyers should **verify the supplier s reputation** to avoid counterfeit or low-quality units. For applications requiring **ultra-high efficiency, extended warranties, or premium noise/vibration performance**, higher-end brands (e.g., Siemens, ABB, or TEFC motors) may be justified.

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- **Buy from a reputable supplier** (e.g., authorized distributors, well-reviewed online marketplaces, or established industrial dealers) to ensure authenticity and quality.

- **Check for IE3 or IE4 efficiency ratings** if energy savings are critical some Zhejiang models may offer these as upgrades.

- **Verify the motor s protection class** (e.g., IP54/IP55) if operating in dusty or wet environments.

- **Consider a slightly higher-rated motor (e.g., 5.5kW)** if the pump may experience frequent overloads to extend the motor s lifespan.

- **Test the motor upon arrival** (check for proper insulation resistance, bearing smoothness, and no unusual noises) before installation.

- **For long-term reliability**, pair this motor with a **reputable pump brand** (e.g., Grundfos, KSB) to ensure system compatibility.

**Final Verdict:** This motor is an **excellent budget-friendly option** for most pumping applications, provided the supplier is trustworthy. For mission-critical or high-efficiency needs, a premium motor may be worth the investment.

Details:

Items in Lot1. Enclosure: TEFC. Condition Used. Part NumberYE2-112M-4.

Ask our experts. In Good Working Condition, Removed from a Environment. And the cost of return shipping. voltage : 230V.

Rating: Cont. Model YE2-112M-4. Country of Manufacture China.

part #: ye2112m4 price

• $379.99

specifications oelemot:

• brand: Zhejiang
• mpn: Ye2-112m-4
• part type: Metric 230v Pump Motor Shaft
• seer rating: Cont

returns oelemot:

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

shipping oelemot:

• cost: $262.46
• transit: 5-7 Days
• class: Standard, Expedited, One-day
• service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
• type: Calculated
• carrier: FedEx

offer oelemot:

• quantity: 5
• best offers: True
• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: February 13, 2026

payments oelemot:

• wallet: Apple-pay
• credit card: Visa
• other

general oelemot:

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

seller oelemot:

• rating: 99.9%
• city: Millersburg, Indiana
• # reviews: 17492

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