MARATHON 48T117T133H Cwl Motor Phase Rpm 1/2HP 1725 208-230/380-460V

( Brand: Marathon ), ( Manufacturer Part Number: 48T117T133H ), ( Part Type: Motor ), ( Reversible/non-reversible: Reversible ), ( Inverter/vector Duty Rating: Inverter Duty ), ( Rated Load: Hp ), ( Nema Design Letter: Design B ), ( Current Type: Ac ), ( Shaft Type: Keyed ), ( Nominal Rated Input Voltage: 460 V ), ( Ac Motor Type: Induction/asynchronous ), ( Ac Phase: Three Phase ), ( Mounting Type: Base-mounted )

Review MARATHON Model Cwl Motor Phase 1/2hp Rpm 208-230/380-460v

The **Marathon 48T117T133H CWL** is a robust, high-performance electric motor designed for demanding industrial, commercial, and manufacturing applications where reliability, efficiency, and durability are paramount. Engineered with Marathon s signature precision and engineering excellence, this **1/2 horsepower (0.5 hp), three-phase induction motor** delivers consistent performance across a wide range of operating conditions, making it an ideal choice for conveyor systems, pumps, compressors, fans, and other mechanical drives requiring dependable torque and speed. Operating at a nominal speed of **1725 RPM**, this motor strikes an optimal balance between power output and operational efficiency, ensuring smooth and consistent performance while minimizing energy consumption.

Built with **Marathon s Phase 1 (Class B) insulation system**, this motor is engineered to withstand extended operational lifespans, even under harsh environmental conditions. The **Class B insulation** provides enhanced thermal resistance, allowing the motor to operate at higher temperatures without compromising performance or longevity. The **CWL (Continuous Duty, Totally Enclosed, Fan-Cooled)** enclosure ensures protection against dust, moisture, and contaminants, making it suitable for indoor and outdoor applications where cleanliness and protection are critical. This design not only extends the motor s service life but also reduces maintenance requirements, lowering operational costs over time.

The **1725 RPM** speed rating, combined with its **208-230V/380-460V** voltage flexibility, allows the motor to seamlessly integrate into various electrical systems, accommodating different power distribution setups without the need for additional gearing or speed reducers. This versatility makes it a cost-effective solution for a broad spectrum of industries, from food and beverage processing to material handling and HVAC systems. The motor s **48T117T133H** designation indicates a **dual-voltage, dual-frequency** capability, ensuring compatibility with both 60Hz and 50Hz power supplies, further expanding its global applicability.

Constructed with high-quality materials, including **corrosion-resistant coatings and precision-engineered bearings**, this motor is built to endure heavy-duty use while maintaining operational integrity. Marathon s commitment to **energy efficiency** is evident in its design, as the motor incorporates advanced winding techniques and optimized magnetic flux to minimize energy loss, resulting in lower operational costs and reduced environmental impact. Additionally, the motor s **low-noise operation** and smooth running characteristics contribute to a quieter, more comfortable working environment, reducing potential disruptions in sensitive applications.

Whether deployed in a manufacturing plant, a commercial facility, or an industrial setting, the **Marathon 48T117T133H CWL** motor delivers a dependable, high-performance solution that prioritizes durability, efficiency, and ease of integration. With its **1/2 hp output, versatile voltage range, and robust construction**, this motor is a testament to Marathon s reputation for delivering dependable, long-lasting electric motors that meet the rigorous demands of modern industry. Investing in this motor ensures not only peak performance but also long-term reliability, making it a smart choice for businesses seeking a balance of power, efficiency, and cost-effectiveness.

### **Pros and Cons of buying a Marathon 48T117T133H CWL Motor (1/2 HP, 1725 RPM, 208-230/380-460V)**

#### **Pros**

1. **Reliability and Durability** Marathon is a well-established brand known for manufacturing robust industrial motors. Their motors are built to withstand heavy-duty applications, making them suitable for continuous operation in manufacturing, HVAC, and other industrial settings.

2. **Wide Voltage Range Compatibility** The motor operates on both single-phase (208-230V) and three-phase (380-460V) power supplies, offering flexibility for different electrical setups without requiring additional modifications.

3. **High Efficiency** The 1/2 HP rating suggests it is designed for moderate to heavy-duty tasks, providing adequate power for applications like pumps, compressors, conveyors, and small machinery.

4. **Standardized Frame Size (56C)** The 56C frame is common in industrial motors, meaning replacement parts, bearings, and accessories are widely available, reducing downtime and maintenance costs.

5. **CWL (Class F Insulation)** The CWL insulation class indicates the motor is designed for higher operating temperatures (up to 155 C), extending its lifespan in demanding environments.

6. **Smooth Operation at 1725 RPM** The speed is suitable for many applications, including fans, blowers, and small production machinery, where moderate rotational speed is preferred over high-speed motors.

7. **OEM and Aftermarket Availability** Marathon motors are used in original equipment manufacturing (OEM) and are also available as replacements, making them a practical choice for both new installations and retrofits.

8. **Energy Efficiency Considerations** While not explicitly labeled as "energy-efficient," the motor s design suggests it is optimized for performance without excessive power consumption, which can reduce operational costs over time.

9. **Compatibility with Standard Controls** The motor s voltage and phase specifications align with common industrial control systems, making integration with variable frequency drives (VFDs), starters, and other automation equipment straightforward.

10. **Warranty and Support** Marathon offers warranties and customer support, which can be valuable for troubleshooting or replacements under warranty.

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#### **Cons**

1. **Limited High-Efficiency Rating** Unlike newer NEMA Premium or IE3/IE4 motors, this Marathon motor may not meet the latest energy efficiency standards, potentially leading to higher energy consumption over time.

2. **Potential for Higher Noise and Vibration** Older or standard-duty motors can sometimes produce more noise and vibration compared to premium efficiency models, which may require additional soundproofing or isolation in sensitive environments.

3. **Higher Initial Cost Compared to Basic Motors** While not excessively expensive, this motor is positioned above basic, low-cost industrial motors. If budget is a critical constraint, there may be cheaper alternatives with similar specifications.

4. **Maintenance Requirements** Like all motors, this one will require periodic maintenance, including lubrication, bearing checks, and insulation testing, which can add to operational costs if not managed properly.

5. **Sizing Limitations** At 1/2 HP, this motor may not be sufficient for very heavy-duty applications. Oversizing can lead to inefficiency, while undersizing can cause premature wear or failure.

6. **Dependence on Single-Phase for Small Applications** While it supports three-phase, the single-phase capability (208-230V) may limit its use in larger three-phase-only systems without additional conversion equipment.

7. **Potential for Longer Lead Times** As an industrial-grade motor, stock availability may vary, and lead times could be longer than for consumer-grade appliances or smaller motors.

8. **Compatibility with Modern Automation** If integrating with advanced control systems (e.g., IoT-enabled motors or smart VFDs), additional interfaces or adapters may be required, adding complexity.

9. **Environmental Considerations** Older motors may not meet current environmental regulations regarding materials (e.g., refrigerants in sealed motors) or energy efficiency standards in some regions.

10. **Resale Value** Industrial motors, especially older models, typically have low resale value, so investing in a premium or newer model may be more advantageous if future upgrades are anticipated.

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### **Conclusion**

The Marathon 48T117T133H CWL motor is a **reliable, versatile, and durable** choice for moderate to heavy-duty industrial applications where compatibility with both single-phase and three-phase power is required. Its **standardized frame size, high-temperature insulation, and broad voltage range** make it a practical option for pumps, fans, compressors, and small machinery. However, it may **not be the most energy-efficient** compared to newer premium motors, and its **maintenance and operational costs** should be factored into long-term planning.

For **budget-conscious buyers** or applications where energy efficiency is critical, exploring **NEMA Premium or IE3/IE4 motors** may be worthwhile despite a higher upfront cost. Conversely, if **reliability, availability of parts, and compatibility with existing systems** are top priorities, this Marathon motor remains a solid **mid-range industrial solution**.

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### **Recommendation**

- You need a **durable, widely compatible motor** for standard industrial applications (e.g., HVAC, manufacturing, agriculture).

- Your system **requires both single-phase and three-phase flexibility**.

- You prioritize **availability of parts and long-term reliability** over cutting-edge efficiency.

- Budget constraints allow for a **moderate investment** in a proven brand.

- **Energy efficiency** is a top priority (e.g., for 24/7 operation), and you can afford a **premium or IE3/IE4 motor**.

- Your application demands **lower noise/vibration**, and you are willing to invest in a **higher-end model**.

- You require **higher horsepower** (e.g., 1 HP or above), where this motor may be undersized.

- Future-proofing is important, and you want **smart motor features** or **IoT integration**.

**Final Verdict:** The Marathon 48T117T133H CWL motor is a **sound choice for general industrial use** where reliability and versatility matter more than peak efficiency. For specialized or high-efficiency needs, research newer models or consult an electrical engineer to ensure optimal performance.

Details:

part #: 48t117t133h prices

• $99.95-$200.00

specifications oelemot:

• brand: Marathon
• mpn: 48t117t133h
• part type: Motor
• reversible/non-reversible: Reversible
• inverter/vector duty rating: Inverter Duty
• rated load: Hp
• nema design letter: Design B
• current type: Ac
• shaft type: Keyed
• nominal rated input voltage: 460 V
• ac motor type: Induction/asynchronous
• ac phase: Three Phase
• mounting type: Base-mounted

payments oelemot:

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

general oelemot:

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

shipping oelemot:

• class: Standard
• transit: 5-11 Days
• cost: $39.00
• carrier: USPS
• service: USPS Ground Advantage
• type: Fixed

returns oelemot:

• policy: No Returns

offer oelemot:

• quantity: 2
• options: Ship-to-home
• started: May 21, 2026
• best offers: True
• sold: 0
• availability: In Stock

seller oelemot:

• rating: 100.0%
• city: Ridgewood, New York
• # reviews: 168

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