DAYTON 3LU87BH Motor Rpm 3/4 1075 48YZ 115V

( Brand: Dayton ), ( Manufacturer Part Number: 3LU87BH ), ( Model: DAYTON 3LU87BH ), ( Part Type: Hp Motor ), ( Rated Load: Hp ), ( Nominal Rated Input Voltage: 115 V )

Review DAYTON Motor 3/4 Hp Rpm 115v

The **Dayton 3LU87BH 3/4 Horsepower, 1075 RPM, 48YZ, 115V Single-Phase Motor** is a robust, high-performance electric motor engineered for reliability, efficiency, and versatility in a wide range of industrial, commercial, and residential applications. Part of Dayton s trusted lineup of premium fractional horsepower motors, this unit delivers a balanced blend of power and precision, making it an ideal choice for demanding machinery where consistent performance is essential. With a rated output of **3/4 horsepower (0.75 hp)**, this motor provides sufficient torque and rotational force to drive conveyor systems, small compressors, pumps, fans, and other mechanical equipment with ease. Operating at a steady **1075 revolutions per minute (RPM)**, it ensures smooth, controlled motion while minimizing vibration and wear, contributing to extended equipment lifespan and reduced maintenance requirements.

Designed with a **48YZ frame size**, this motor adheres to NEMA (National Electrical Manufacturers Association) standards, ensuring compatibility with standard mounting hardware and accessories commonly found in industrial settings. The **115-volt single-phase** rating makes it suitable for standard household and light-commercial electrical systems, simplifying installation and reducing the need for specialized wiring or transformers. The motor s compact yet sturdy construction features a **squirrel-cage induction design**, which guarantees efficient energy conversion, low starting current, and minimal heat generation key factors that enhance operational safety and energy savings. Additionally, its sealed bearing system and corrosion-resistant components provide durability in moderate to mildly challenging environments, though it is not recommended for continuous operation in excessively dusty, wet, or chemically aggressive conditions without additional protection.

Dayton s reputation for quality engineering is evident in the **3LU87BH s** attention to detail, from its precision-machined rotor and stator to its robust end shields and insulated windings. The motor s **Class B insulation** rating ensures reliable performance at elevated temperatures, while its **full-load efficiency** is optimized to minimize wasted energy, making it an economical choice for both short-term and continuous-duty applications. Whether integrated into an HVAC system, a small workshop tool, or an automated production line, this motor offers a dependable power source that balances performance with operational simplicity. For applications requiring a dependable, high-quality fractional horsepower motor, the **Dayton 3LU87BH** stands out as a well-engineered solution that delivers consistent power, longevity, and ease of use.

### **Pros and Cons of buying a Dayton 3LU87BH Motor (3/4 HP, 1075 RPM, 48YZ, 115V)**

1. **Reliable Brand** Dayton is a well-established manufacturer known for producing durable, high-quality electric motors for industrial and commercial applications. Their motors are often used in HVAC systems, conveyors, and other machinery where dependability is critical.

2. **Standardized Specifications** The 3/4 HP, 1075 RPM, 48YZ frame size (NEMA 48) is a common industry standard, making it easier to find replacement parts, compatible belts, pulleys, and accessories. This reduces long-term maintenance costs.

3. **Efficient Performance** At 115V, this motor is designed for single-phase applications, which are common in residential and small commercial settings. The 1075 RPM speed is suitable for many applications, including fans, blowers, and light-duty machinery, providing a good balance between torque and speed.

4. **Universal Voltage Compatibility** While rated for 115V, many Dayton motors (including this model) can operate on slightly higher voltages (e.g., 120V) without significant damage, offering flexibility in wiring and installation.

5. **Low Maintenance** As a shaded-pole or split-phase motor (depending on the exact model variant), it typically requires minimal upkeep, such as occasional lubrication of bearings and cleaning of brushes (if applicable). This reduces downtime and labor costs.

6. **Cost-Effective for Light-Duty Use** For applications like exhaust fans, attic vents, or small conveyor systems, this motor offers a reasonable balance between performance and price. It is often cheaper than premium motors while still delivering adequate power.

7. **Compatibility with Existing Systems** If you already have machinery or equipment using a similar frame size (48YZ), this motor can be a direct replacement, avoiding the need for extensive modifications.

8. **Good for Intermittent-Duty Applications** If the motor is used in cycles (e.g., on/off for short periods), it can handle this workload without overheating, provided it is not continuously loaded beyond its capacity.

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1. **Limited Continuous Duty Rating** A 3/4 HP motor is not designed for heavy or continuous heavy-duty work. Prolonged use at full load may cause it to overheat, reducing its lifespan. If your application requires sustained high torque, a larger motor (e.g., 1 HP or higher) would be more appropriate.

2. **No Variable Speed Control (Standard Model)** The basic 3LU87BH motor does not come with built-in variable speed capabilities. If you need adjustable speed, you would need to add an external controller, which adds cost and complexity.

3. **Potential for Higher Energy Consumption** While efficient for its class, a 3/4 HP motor may consume more electricity than necessary for very light-duty tasks. In energy-sensitive applications, a smaller motor (e.g., 1/2 HP) might suffice.

4. **Sensitivity to Voltage Fluctuations** Like most single-phase motors, this model can be sensitive to voltage spikes or drops. Frequent fluctuations may reduce its efficiency or lifespan. A voltage regulator or stabilizer may be needed in unstable power environments.

5. **Limited Lifespan Under Heavy Loads** If the motor is consistently overloaded (e.g., driving a fan with excessive resistance or a conveyor with too much weight), it will wear out faster. Proper sizing and load matching are essential.

6. **No Built-In Overload Protection** Unlike some premium motors, the Dayton 3LU87BH does not come with integrated thermal protection. If the motor overheats, it may fail without warning. External overload relays or thermal cutouts are recommended for safety.

7. **Bearing Wear Over Time** As with all motors, bearings will eventually wear out, especially in dusty or dirty environments. Regular maintenance is required to prevent premature failure.

8. **Not Ideal for High-Temperature Environments** If the motor will operate in extremely hot conditions (e.g., near furnaces or in unventilated spaces), its performance may degrade, and its lifespan may be shortened.

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The **Dayton 3LU87BH 3/4 HP, 1075 RPM, 48YZ, 115V motor** is a solid, cost-effective choice for **light-duty applications** such as exhaust fans, small conveyors, blowers, or other machinery where moderate power and reliability are needed. It excels in scenarios where **standardization, ease of replacement, and affordability** are priorities. However, it is **not suitable for heavy-duty, continuous, or high-torque applications** without proper sizing or additional components (e.g., variable speed drives or overload protection).

If your application involves **frequent heavy loads, extreme temperatures, or variable speed requirements**, you may need to consider a **larger motor, a premium brand, or additional protective equipment**. Conversely, if you are replacing an existing motor in a **well-matched system** and expect **intermittent or light-duty use**, this Dayton motor will likely perform adequately with proper maintenance.

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- You need a **reliable, standard-sized motor** for a **light-duty or intermittent-use application** (e.g., attic fan, small workshop equipment).

- You are replacing an existing motor of the same frame size (48YZ) and want a **direct drop-in replacement**.

- Your budget is **moderate**, and you prioritize **cost-effectiveness over premium features**.

- The motor will operate in a **clean, stable-voltage environment** with **adequate ventilation**.

- Your application requires **continuous heavy-duty use** (e.g., 24/7 operation with high torque demands). In this case, a **1 HP or higher motor** (e.g., Dayton 3LU87BH-1HP or a premium brand like Baldor or TECO) would be better.

- You need **variable speed control**, which would require purchasing an **external VFD (Variable Frequency Drive)**.

- The motor will operate in **extreme temperatures, dusty, or corrosive environments**, where a **higher-end, sealed, or explosion-proof motor** would be more appropriate.

- You want **built-in overload protection**, which may require adding an **external relay or thermal cutoff**.

- Ensure the motor is **properly sized** for your load (consult a motor selection guide if unsure).

- Install **overload protection** (e.g., thermal relay) to prevent damage from overheating.

- Keep the motor **clean and lubricated**, especially in dusty environments.

- Avoid **sudden voltage spikes** by using a **surge protector** if necessary.

- If possible, **undervoltage the motor slightly** (e.g., run at 110V instead of 120V) to reduce wear if it is slightly oversized for the task.

In summary, the Dayton 3LU87BH is a **practical, budget-friendly motor for many standard applications**, but its limitations should be carefully considered before purchase. If your needs align with its specifications, it will serve you well with proper care.

Details:

DAYTON 3LU87BH Motor, 3/4 HP, 1075 rpm, 48YZ, 115V Fast Shipping.

part #: 3lu87bh prices

• $74.95-$278.42

specifications oelemot:

• brand: Dayton
• mpn: 3lu87bh
• model: Dayton 3lu87bh
• part type: Hp Motor
• rated load: Hp
• nominal rated input voltage: 115 V

offer oelemot:

• quantity: 1
• sold: 0
• started: March 5, 2026
• availability: In Stock
• options: Ship-to-home

general oelemot:

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

returns oelemot:

• policy: No Returns

seller oelemot:

• rating: 99.5%
• # reviews: 703
• city: Dresher, Pennsylvania

shipping oelemot:

• type: Calculated
• transit: 4-8 Days
• carrier: USPS
• class: Standard
• cost: $14.58
• service: USPS Ground Advantage

payments oelemot:

• other
• credit card: Visa
• wallet: Paypal

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