DAYTON 3N750 Ac Motor 5HP 3495RPM 208-230/460V 3PH 50/60HZ

( Brand: Dayton ), ( Manufacturer Part Number: 3N750 ), ( Part Type: Ac 5hp Motor ), ( Country Of Manufacture: United States )

Review DAYTON 5hp 3495rpm 208-230/460v 3ph 50/60hz Ac Motor

The **Dayton 3N750 5 Horsepower AC Motor** is a robust, high-performance electric motor engineered for reliability, efficiency, and versatility in a wide range of industrial, commercial, and mechanical applications. Part of Dayton s trusted line of premium electric motors, this **3-phase, squirrel-cage induction motor** delivers a consistent output of **5 horsepower (HP)** at a nominal speed of **3,495 revolutions per minute (RPM)**, making it ideal for demanding applications where precision and durability are essential. With a **NEMA Premium efficiency rating**, this motor ensures optimal energy consumption while minimizing operational costs, aligning with modern sustainability standards and regulatory requirements. Designed to operate seamlessly across both **50Hz and 60Hz power frequencies**, it provides flexibility for global deployment without modification, catering to diverse industrial environments.

Constructed with **high-grade, corrosion-resistant materials**, the Dayton 3N750 features a **totally enclosed, fan-cooled (TEFC) enclosure**, which protects internal components from dust, moisture, and contaminants while maintaining efficient heat dissipation through an integrated axial fan. This design enhances the motor s longevity and reduces maintenance needs, making it a cost-effective solution for continuous operation in harsh or unregulated environments. The motor s **NEMA Premium efficiency** is achieved through advanced engineering, including optimized rotor and stator windings, high-quality magnetic materials, and precision manufacturing, all of which contribute to reduced energy loss and improved torque performance. Whether integrated into conveyor systems, pumps, compressors, or industrial machinery, this motor ensures smooth, consistent operation with minimal vibration and noise, thanks to its balanced rotor and robust shaft design.

The **3N750 model** is compatible with a **dual-voltage configuration (208 230V or 460V)**, allowing for easy adaptation to different electrical systems without requiring additional components. This versatility simplifies installation and reduces inventory costs for businesses operating in facilities with varying voltage requirements. The motor s **NEMA 4 frame size** provides ample space for internal components while maintaining a compact footprint, making it suitable for applications where space efficiency is a priority. Additionally, the **Class B insulation rating** ensures reliable performance under standard operating temperatures, while the **F-class winding option** (available upon request) extends the motor s lifespan by withstanding higher thermal stresses. Dayton s reputation for quality is further reinforced by the motor s compliance with **IEC and UL standards**, guaranteeing safety, performance, and interoperability with other industrial equipment.

For applications requiring precise speed control or variable torque, the Dayton 3N750 can be paired with compatible variable frequency drives (VFDs), though it is equally effective in fixed-speed applications where its inherent efficiency and durability shine. The motor s **low maintenance design** eliminates the need for frequent lubrication or adjustments, while its **sealed bearings** and robust shaft sealing prevent premature wear and contamination. Whether deployed in manufacturing plants, agricultural equipment, or HVAC systems, this motor delivers the power and reliability needed to drive productivity without compromising on efficiency or longevity. With Dayton s commitment to innovation and engineering excellence, the **3N750 5HP AC Motor** stands as a dependable workhorse, designed to meet the challenges of modern industrial demands while ensuring operational consistency and cost-effectiveness.

### **Pros and Cons of buying a Dayton 3N750 (5 HP, 3495 RPM, 208-230/460V, 3-Phase, 50/60Hz AC Motor)**

1. **Reliable Brand Reputation** Dayton Electric is a well-established manufacturer known for producing durable, high-quality industrial motors. Their products are widely used in commercial and industrial applications, ensuring reliability and availability of spare parts.

2. **Wide Voltage and Frequency Compatibility** The motor operates on both **208-230V and 460V** and supports **50Hz and 60Hz** frequencies, making it versatile for different global electrical systems. This flexibility reduces the need for additional voltage converters or frequency adjustments in various regions.

3. **High Efficiency for Its Class** At **5 HP**, this motor is designed for moderate to heavy-duty applications, such as pumps, compressors, conveyors, and industrial machinery. Its **3495 RPM** speed is suitable for applications requiring balanced torque without excessive wear.

4. **Three-Phase Construction** Three-phase motors are generally more efficient, smoother-running, and better suited for continuous operation compared to single-phase motors. This makes them ideal for industrial settings where consistent performance is critical.

5. **Compact and Standardized Design** The motor follows standard NEMA (National Electrical Manufacturers Association) or IEC (International Electrotechnical Commission) dimensions, making it easy to integrate into existing systems without requiring custom modifications.

6. **Good for General-Purpose Use** With a **5 HP** rating, this motor is powerful enough for many small to medium industrial tasks but not overly large, keeping costs reasonable while still delivering sufficient performance.

7. **Ease of Maintenance** Dayton motors are known for their straightforward design, which simplifies maintenance tasks such as bearing lubrication, belt adjustments, and electrical connections.

8. **Cost-Effective for Small to Medium Applications** Compared to larger industrial motors, this 5 HP model offers a balance between performance and affordability, making it a practical choice for businesses with moderate power needs.

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1. **Limited High-Torque Applications** At **3495 RPM**, this motor may not be ideal for applications requiring **low-speed, high-torque** performance (e.g., some types of conveyors, heavy-duty mixers, or certain types of pumps). In such cases, a gearmotor or a slower-speed motor might be more appropriate.

2. **Not Suitable for Extreme Environments** Unless specified otherwise, this motor is likely designed for **indoor or protected outdoor use** (e.g., NEMA 1 or NEMA 4 enclosure). If you need **explosion-proof, waterproof, or high-temperature-resistant** motors, you would need a specialized model, which may be more expensive.

3. **Single-Speed Operation** This is a **fixed-speed motor**, meaning it does not offer variable speed control. If your application requires adjustable speeds (e.g., variable frequency drives or soft starters), you would need to purchase additional equipment, increasing the overall system cost.

4. **Potential for Higher Energy Consumption** While not extremely inefficient, older or non-premium motors (even from reputable brands) may consume slightly more energy than **IE3 or IE4 (Premium Efficiency)** motors. If energy savings are a priority, you might consider a more modern, high-efficiency model.

5. **Dependence on Proper Installation** Like all motors, the **3N750 will perform optimally only if installed correctly**, with proper grounding, cooling, and load matching. Poor installation can lead to premature failure, reduced efficiency, or safety hazards.

6. **Limited Customization Options** Dayton offers a wide range of standard motors, but customization (e.g., unique shaft lengths, special enclosures, or non-standard voltage ratings) may require additional lead time or higher costs.

7. **Potential for Noise and Vibration** Some industrial motors, depending on their design and load, can produce **mechanical noise or vibration**. If your application is in a noise-sensitive environment, you may need to add vibration dampeners or consider a quieter motor model.

8. **Warranty and Support Dependence on Distributor** While Dayton itself is reliable, the **warranty and customer support** can sometimes depend on the distributor or retailer. Ensure you purchase from a reputable supplier to avoid issues with service or replacements.

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The **Dayton 3N750 (5 HP, 3495 RPM, 3-Phase, 208-230/460V, 50/60Hz)** is a **solid, versatile, and cost-effective choice** for small to medium industrial applications where **reliability, general-purpose performance, and ease of use** are priorities. It excels in **pumps, compressors, conveyors, and other standard machinery** where a **fixed-speed, three-phase motor** is sufficient.

However, if your application requires **low-speed high-torque, variable speed control, extreme environmental protection, or premium energy efficiency**, you may need to consider **alternative models** (e.g., gearmotors, VFD-compatible motors, or premium efficiency IE3/IE4 motors).

- You need a **reliable, mid-range HP motor** for general industrial use.

- Your application operates within **standard voltage/frequency ranges (208-460V, 50/60Hz)**.

- You require a **fixed-speed, three-phase motor** without special environmental or speed requirements.

- You prioritize **affordability and brand reputation** over cutting-edge efficiency.

- You need **low-speed, high-torque** performance (e.g., for heavy-duty conveyors or mixers).

- Your application requires **variable speed control** (consider a **VFD-compatible motor**).

- You operate in **harsh environments** (explosion-proof, waterproof, or high-temperature-rated motors may be needed).

- Energy efficiency is a **top priority** (look for **IE3 or IE4 motors**).

- You need **custom dimensions or specialized enclosures**.

**Final Verdict:** For most **standard industrial applications**, the **Dayton 3N750 is a well-rounded, dependable choice** that offers a good balance of performance and cost. Always verify **load requirements, voltage compatibility, and environmental conditions** before purchasing to ensure it meets your specific needs.

Details:

height : 15 in. Size: length : 20 in. width : 16 in. Tested and works as it should.

Brand: Dayton. Condition: Used. Need it urgently.

LOCAL PICK-UP, Prefer to pick it up yourself. Next Day Second Air Services are available. Your phone number and business name. MSRP: $299.99.

Consignee: B. Country of Manufacture: USA. All goods are so AS IS' and WITH ALL FAULTS meaning, without limitation, that. Rating: Cont.

Insulation Class. We choose the carrier. Will there be a dock or forklift. After the return period has ended, you can no longer product.

Enclosure: TEFC.

part #: 3n750 price

• $271.10

specifications oelemot:

• brand: Dayton
• mpn: 3n750
• part type: Ac 5hp Motor
• country of manufacture: United States

seller oelemot:

• rating: 99.8%
• city: Middlebury, Indiana
• # reviews: 62898

shipping oelemot:

• carrier: UPS
• type: Calculated
• transit: 3-5 Days
• cost: $169.55
• class: Standard, Expedited, One-day
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air

returns oelemot:

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

offer oelemot:

• best offers: True
• started: March 7, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• sold: 0

general oelemot:

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

payments oelemot:

• credit card: Diners-club
• wallet: Paypal
• other

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