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  3. GE 5K35KN4

GE 5K35KN4 General Electric Ac Motor Frame 1/3 230/460V 3PH 1725RPM 56

5k35kn4 Ge General Electric Ac Motor 1/3 Hp 230/460v 3ph 1725rpm 56 Frame

( Brand: Ge ), ( Manufacturer Part Number: 5K35KN4 ), ( Part Type: Ac Hp Motor Frame )

Review GE General Electric Ac Motor 1/3 Hp 230/460v 3ph 1725rpm 56 Frame

The **GE 5K35KN4** is a robust, high-performance **1/3 horsepower (0.373 kW) three-phase induction motor** designed for demanding industrial, commercial, and light-duty applications where reliability, efficiency, and compact construction are essential. Built to **NEMA Premium efficiency standards**, this **56-frame motor** delivers exceptional performance while minimizing energy consumption, making it an ideal choice for HVAC systems, conveyor belts, pumps, compressors, and other mechanical drives requiring precise and consistent operation. Operating at a nominal speed of **1,725 RPM** under full load, the motor ensures smooth and stable performance across a wide range of applications, balancing torque output with energy efficiency to reduce operational costs over its lifespan.

Constructed with **high-quality GE materials**, this motor features a **totally enclosed fan-cooled (TEFC) design**, providing superior protection against dust, moisture, and contaminants while maintaining optimal thermal regulation through an integrated cooling fan. The **3-phase, 230/460V** voltage compatibility allows for flexible integration into existing electrical systems, accommodating both standard and high-voltage setups without compromising performance. The **Class B insulation** (130 C rise) ensures extended motor life under continuous operation, while the **NEMA Premium efficiency rating** achieved through advanced magnetic and mechanical optimizations reduces energy waste by up to **10% compared to standard motors**, contributing to lower utility bills and a smaller environmental footprint.

Measuring **56-frame dimensions**, this motor strikes an ideal balance between compact footprint and robust power delivery, making it suitable for applications where space is limited but performance demands remain high. The **squirrel-cage induction rotor** provides reliable starting torque and smooth acceleration, while the **bearing assembly** typically featuring sealed ball or sleeve bearings ensures minimal friction and extended bearing life. GE s reputation for durability is further reinforced by the motor s **rigid endbell construction**, which enhances vibration resistance and reduces mechanical wear, thereby increasing overall reliability in harsh operating conditions. Whether deployed in manufacturing plants, commercial buildings, or industrial automation systems, the **GE 5K35KN4** delivers dependable performance with minimal maintenance requirements, making it a cost-effective solution for engineers and facility managers seeking efficiency without sacrificing power.

### **Pros and Cons of buying a GE 5K35KN4 1/3 HP 3-Phase AC Motor**

#### **Pros:**

1. **Reliable Brand Reputation** GE is a well-established manufacturer with a long history of producing durable industrial motors. Their motors are known for consistent performance and longevity, especially in commercial and light industrial applications.

2. **Standardized Frame Size (56C)** The 56-frame size is widely compatible with many industrial gearboxes, belts, and mounting systems, making it easier to integrate into existing setups without custom modifications.

3. **Dual Voltage (230V/460V)** The ability to operate at both 230V and 460V provides flexibility depending on the facility s electrical infrastructure. This can be useful if voltage requirements change or if the motor needs to be used in different locations.

4. **Common Speed (1725 RPM)** At 1725 RPM, this motor is well-suited for applications requiring moderate speed, such as fans, pumps, compressors, and conveyors. It avoids the need for excessive gear reduction while still providing efficient operation.

5. **Fractional Horsepower (1/3 HP)** While smaller than full horsepower motors, a 1/3 HP motor is sufficient for light-duty applications like small ventilation systems, exhaust fans, or auxiliary equipment. It strikes a balance between power and energy efficiency.

6. **Easy Maintenance** GE motors are designed for straightforward servicing, with accessible bearings, windings, and brushes (if applicable). Replacement parts are widely available, reducing downtime.

7. **Energy Efficiency** Modern GE motors, especially those manufactured in recent years, incorporate energy-saving designs, such as optimized windings and efficient magnetic materials, which can lower operational costs.

8. **Compatibility with Variable Frequency Drives (VFDs)** If retrofitted with a VFD, this motor can be used in applications requiring variable speed control, increasing its versatility.

9. **Global Availability** GE motors are distributed worldwide, making parts and service accessible even in regions outside the U.S.

10. **Cost-Effective for Light Loads** For applications where a full horsepower motor would be overkill, this 1/3 HP motor offers a cost-effective solution without sacrificing reliability.

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#### **Cons:**

1. **Limited Power for Heavy Loads** At only 1/3 HP, this motor is not suitable for demanding applications requiring significant torque or continuous heavy-duty operation. It may struggle with high-resistance loads or frequent starts/stops.

2. **Potential for Overheating Under Heavy Use** If the motor is subjected to prolonged overloads or inadequate ventilation, it may overheat, reducing lifespan or causing failure. Proper sizing and cooling are essential.

3. **Dependence on 3-Phase Power** This motor requires a 3-phase electrical supply, which may not be available in all settings (e.g., residential or single-phase industrial environments). A converter would be needed, adding complexity and cost.

4. **Age of the Model** The **5K35KN4** appears to be an older model (GE s "K" series dates back several decades). While still functional, newer motors may offer improved efficiency, digital diagnostics, or longer warranties.

5. **Limited Digital Features** Unlike modern motors with built-in sensors or IoT connectivity, this motor lacks advanced monitoring capabilities. Predictive maintenance would require external devices.

6. **Potential for Higher Energy Consumption** Older motor designs may be less efficient than contemporary NEMA Premium or IE3/IE4 motors, leading to slightly higher energy costs over time.

7. **Compatibility Issues with Modern Controls** Some newer PLCs or motor control systems may require additional interfaces or drivers to work seamlessly with this motor, adding complexity to automation setups.

8. **Warranty Limitations** GE s standard warranty for older models may be shorter than that of newer, premium motors. Extended warranties or service contracts may be necessary for critical applications.

9. **Noise and Vibration** Like many fractional HP motors, this unit may produce noticeable noise and vibration, which could be a concern in noise-sensitive environments.

10. **Discontinued Parts Risk** While GE still supports older models, parts for very old motors (especially if production ceased years ago) may become harder to source over time.

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### **Conclusion and Recommendation**

The **GE 5K35KN4 1/3 HP 3-phase AC motor** is a **solid, reliable choice for light-duty applications** where a small, efficient motor is needed for tasks like ventilation, small pumps, or auxiliary machinery. Its **dual-voltage capability, standard frame size, and proven durability** make it a practical option for many industrial and commercial settings.

However, if the application involves **heavy loads, frequent starts, or high-torque requirements**, this motor may **struggle or overheat**, necessitating a larger or more robust motor. Additionally, if **energy efficiency, digital monitoring, or long-term cost savings** are priorities, a **newer NEMA Premium or IE3/IE4 motor** (e.g., from Siemens, ABB, or even newer GE models) would be a better long-term investment.

#### **Recommendation:** - **Buy the GE 5K35KN4 if:**

- You need a **small, reliable motor for light-duty use** (e.g., fans, small conveyors, exhaust systems).

- Your facility already has **3-phase power and compatible mounting hardware**.

- You prioritize **cost-effectiveness and ease of maintenance** over cutting-edge efficiency.

- You can **verify the motor s condition** (check windings, bearings, and seals) before purchase to avoid hidden issues.

- **Consider an alternative if:**

- The application requires **higher horsepower or torque** upgrade to at least a ** HP or 1 HP motor**.

- You need **better energy efficiency** look for **IE3 or IE4-rated motors**.

- **Digital monitoring or VFD compatibility** is required opt for a motor with built-in sensors.

- The motor is **very old or in unknown condition** test it thoroughly or buy from a reputable dealer with a warranty.

For most **non-critical, low-load applications**, the **GE 5K35KN4 remains a practical and cost-effective motor**. However, for **modern industrial setups where efficiency and longevity are key**, investing in a newer, more energy-efficient model may be justified. Always **confirm the motor s condition, load requirements, and electrical compatibility** before finalizing the purchase.

Details:

USED, but in good working condition. Need to combine orders from different listings. 16LBS AN 1 QTY 4/28/26. If you feel like the combined shipping price is not accurate.

REMANUFACTURED, rebuilt. Some exceptions may apply. NEW, old inventory.

part #: 5k35kn4 price

  • $56.00

specifications oelemot:

  • brand: Ge
  • mpn: 5k35kn4
  • part type: Ac Hp Motor Frame

payments oelemot:

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shipping oelemot:

  • transit: 3-7 Days
  • service: FedEx Ground / FedEx Home Delivery
  • class: Standard
  • carrier: FedEx
  • cost: $32.98
  • type: Calculated

seller oelemot:

  • city: Clover, South Carolina
  • rating: 99.9%
  • # reviews: 105490

returns oelemot:

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

General oelemot:

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

offer oelemot:

  • sold: 0
  • started: April 28, 2026
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
part type: ac hp motor frame,
category: business & industrial > industrial automation motion controls > electric > general purpose, sku: 21772470563587632,
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1 offer $56.00 USD
  • Used. Offer #1 priced at $56.00 + $33.74 shipping estimate = $89.74* total. ). USED, but in good working condition.+$33.74 shipping

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