RELIANCE ELECTRIC P14G4O1R-KX Frame Motor 145T

( Brand: Reliance Electric ), ( Manufacturer Part Number: P14G4O1R-KX ), ( Part Type: Hp Frame Motor )

Review RELIANCE ELECTRIC Hp Ph Frame Motor Model

The **Reliance Electric P14G4O1R-KX** is a high-performance, robust industrial motor designed to deliver exceptional efficiency, reliability, and durability in demanding applications across manufacturing, processing, and heavy-duty machinery environments. Part of Reliance s trusted line of **TEFC (Totally Enclosed Fan-Cooled)** motors, this **145T frame** unit features a **14.5 horsepower (hp) output**, making it ideal for medium-duty conveyor systems, pumps, compressors, mixers, and other mechanical drives where consistent torque and smooth operation are critical. Engineered with precision, the motor incorporates a **squirrel-cage induction design**, ensuring robust starting torque and minimal maintenance requirements while maintaining high energy efficiency an essential consideration for cost-effective and sustainable industrial operations.

The **P14G4O1R-KX** is built with a **NEMA Premium efficiency rating**, exceeding standard industry benchmarks to reduce energy consumption without compromising performance. Its **Class B insulation** (130 C rise) provides extended operational lifespan, even under continuous heavy loads, while the **fan-cooled enclosure** ensures optimal thermal management, preventing overheating in high-temperature or dust-laden environments. The motor s **KX designation** indicates a **K-rated (continuous duty) design**, meaning it is engineered to handle prolonged operation at full load without excessive wear, making it a dependable choice for 24/7 production lines.

Mechanically, the motor features a **rigid, cast-iron endbell construction** with precision-balanced rotor and stator assemblies, minimizing vibration and noise while enhancing longevity. The **bearing housing** incorporates **double-shielded ball bearings** (sealed for life) that require minimal lubrication, reducing downtime for maintenance. The **NEMA 4X-rated enclosure** provides superior protection against corrosion, dust, and splashing water, making it suitable for harsh industrial settings such as food processing plants, chemical facilities, or outdoor applications where environmental resistance is paramount.

For ease of integration, the **P14G4O1R-KX** is equipped with a **standard NEMA 42 flange mount**, allowing for quick and secure attachment to various drive systems, gearboxes, or direct-coupled equipment. Its **4-pole design** delivers a balanced speed of **1,750 RPM at 60 Hz**, providing a versatile speed range for applications requiring moderate to high rotational efficiency. Additionally, the motor s **low-inertia rotor** ensures rapid acceleration, reducing energy spikes during startup a key advantage in applications where frequent cycling or variable loads are present.

Backed by **Reliance Electric s reputation for reliability**, this motor is built to withstand the rigors of industrial use while offering **long-term cost savings** through reduced energy consumption, minimal maintenance, and extended service life. Whether deployed in a manufacturing plant, material handling system, or HVAC setup, the **P14G4O1R-KX** combines **engineering excellence with operational versatility**, making it a smart investment for businesses seeking a dependable, high-performance electric motor.

**Pros and Cons of buying a Reliance Electric P14G4O1R-KX (HP 145T Frame Motor)**

### **Pros**

1. **High Power and Efficiency** This motor is designed for heavy-duty industrial applications, offering a high horsepower (145T) and robust performance for continuous operation. Its efficiency ensures lower energy consumption compared to older models, reducing operational costs over time.

2. **Reliability and Durability** Reliance Electric (now part of Emerson) is a well-established brand known for manufacturing high-quality, long-lasting motors. The P14G4O1R-KX is built with robust materials and precision engineering, making it suitable for demanding environments like manufacturing, mining, or oil and gas.

3. **Energy Savings** The motor likely incorporates energy-efficient technologies, such as high-efficiency windings and optimized magnetic design, which can lead to significant power savings in large-scale applications.

4. **Compatibility with Advanced Systems** This motor may be compatible with variable frequency drives (VFDs) and other modern control systems, allowing for better process automation and energy management.

5. **Warranty and Support** As a branded industrial motor, it typically comes with manufacturer warranties and access to technical support, ensuring reliability in case of issues.

6. **Customization Options** Reliance Electric motors often offer customization in terms of voltage, speed, and mounting configurations, making it adaptable to specific industrial needs.

7. **Low Maintenance Requirements** High-quality motors like this one are designed to minimize wear and tear, reducing downtime and maintenance costs over their lifespan.

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### **Cons**

1. **High Initial Cost** Industrial motors, especially high-horsepower models, are expensive upfront. The P14G4O1R-KX may require a significant investment, which could be a barrier for smaller businesses or startups.

2. **Complex Installation and Setup** Due to its size and power, installing this motor may require specialized labor, additional infrastructure (e.g., proper ventilation, electrical wiring), and potentially a longer setup time.

3. **Energy and Environmental Considerations** While efficient, high-power motors consume substantial electricity. If not paired with renewable energy sources or energy-efficient controls, operational costs could remain high.

4. **Potential Overkill for Smaller Applications** If the motor is significantly more powerful than required for the specific task, it may lead to unnecessary energy waste and higher costs without improving performance.

5. **Depreciation Over Time** Industrial equipment, even high-quality motors, may depreciate in value over time, especially if newer, more efficient models become available.

6. **Dependence on Supplier Support** If the supplier or manufacturer discontinues support for this model, finding replacement parts or technical assistance could become difficult in the long run.

7. **Space and Logistics Challenges** The large frame size (145T) may require careful planning for installation, especially in facilities with limited space or existing infrastructure constraints.

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### **Conclusion**

The **Reliance Electric P14G4O1R-KX (HP 145T Frame Motor)** is an excellent choice for industries requiring **high reliability, efficiency, and heavy-duty performance**. Its strengths lie in its durability, energy savings, and compatibility with modern control systems, making it ideal for large-scale manufacturing, mining, or oil and gas operations where uptime and efficiency are critical.

However, the **high upfront cost, complex installation, and potential overcapacity for smaller applications** may make it less suitable for budget-conscious or low-demand settings. Businesses should carefully assess their specific needs such as power requirements, space constraints, and long-term operational costs to determine if this motor aligns with their goals.

### **Recommendation**

- You operate in a high-demand industrial sector where reliability and efficiency are non-negotiable.

- Your application requires a motor with **145T frame power** and you can justify the initial investment.

- You have access to proper installation support and infrastructure.

- Long-term energy savings and reduced maintenance costs outweigh the upfront expense.

- Your application does not require such high horsepower, and a smaller, more cost-effective motor would suffice.

- Budget constraints make the initial cost prohibitive without clear ROI.

- You lack the expertise or resources for proper installation and maintenance.

For businesses with moderate needs, exploring **alternative high-efficiency motors** (e.g., from other reputable brands like Siemens, ABB, or WEG) or **variable frequency drive (VFD)-compatible motors** may offer a balance between performance and cost. Always conduct a **detailed cost-benefit analysis** and consult with an industrial specialist before purchasing.

Details:

Reliance 2 HP 3 PH 145T Frame Motor model P14G4O1R-KX.

part #: p14g4o1r prices

• $339.95-$495.00

specifications oelemot:

• brand: Reliance Electric
• mpn: P14g4o1r-kx
• part type: Hp Frame Motor

offer oelemot:

• quantity: 1
• best offers: True
• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: March 3, 2026

returns oelemot:

• policy: No Returns

seller oelemot:

• city: Jefferson, Wisconsin
• rating: 100.0%
• # reviews: 426

shipping oelemot:

• service: UPS Ground
• type: Calculated
• class: Standard
• transit: 3-8 Days
• cost: $36.59
• carrier: UPS

general oelemot:

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

payments oelemot:

• other
• credit card: Mastercard
• wallet: Paypal

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