LEESON 191869.00 Fhp Rpm Electric Motor A4S17DR49B A4S17DR49E 1/3HP 1725 1PH 115/230V

( Brand: Leeson ), ( Manufacturer Part Number: 191869.00 ), ( Model: A4S17DR49B ), ( Part Type: 230v Motor ), ( Rated Load: Hp ), ( Ac Frequency Rating: 60 Hz ), ( Base Rpm: 1725 ), ( Insulation Class: B ), ( Mounting Type: Base-mounted ), ( Current Type: Ac ), ( Service Factor: 1.35 ), ( Nominal Rated Input Voltage: 115 V, 230 V ), ( Ac Phase: Single Phase ), ( Country Of Origin: China )

Review LEESON Fhp 1/3hp Rpm 1ph 115/230v Electric Motor

The **Leeson 191869.00 FHP A4S17DR49E** is a precision-engineered, single-phase electric motor designed for reliability, efficiency, and versatility in a wide range of industrial, commercial, and light-duty applications. This compact yet robust **1/3 horsepower (FHP)** motor operates at a nominal speed of **1725 revolutions per minute (RPM)**, delivering consistent performance for tasks requiring moderate torque and steady rotational power. Built with a **115/230V** voltage rating, it accommodates dual-voltage operation, offering flexibility for integration into existing electrical systems without the need for additional voltage converters. The motor s **A4 frame size** ensures a balanced footprint, making it ideal for applications where space efficiency is critical, such as HVAC systems, small conveyors, pumps, fans, compressors, or automated machinery.

At the heart of this motor lies a **squirrel-cage induction design**, renowned for its durability and low maintenance requirements. The robust construction features high-quality **die-cast aluminum end bells**, which provide excellent thermal dissipation and resistance to corrosion, while the **laminated steel stator and rotor** minimize energy loss and ensure smooth, vibration-free operation. The motor s **ball-bearing support system** typically featuring sealed, grease-filled bearings enhances longevity by reducing friction and protecting internal components from contaminants, making it suitable for both indoor and lightly dusty outdoor environments. The **A4S17DR49E** model is equipped with a **direct-on-line (DOL) start capability**, allowing for straightforward installation and immediate power delivery upon activation, though it may be paired with soft starters or variable frequency drives (VFDs) in applications requiring controlled acceleration.

Safety and compliance are prioritized in its design, with the motor adhering to **NEMA (National Electrical Manufacturers Association) standards**, ensuring compatibility with standard mounting configurations and shaft dimensions. The **115/230V dual-voltage capability** is achieved through an internal voltage selector switch, simplifying installation in regions with varying electrical standards. Additionally, the motor s **Class B insulation** (typically rated for temperatures up to 130 C) and **F-class winding** (capable of handling higher temperatures) extend its operational lifespan and reliability under continuous or intermittent load conditions. The **A4 frame** also supports a **56C face mount**, a common standard that facilitates easy integration with belts, pulleys, or direct-coupled equipment.

For applications demanding precision and efficiency, the **Leeson 191869.00** stands out as a dependable workhorse. Its **1/3 HP output** provides sufficient power for light to medium-duty tasks, such as circulating air in small ventilation systems, driving small pumps for fluid transfer, or operating automated equipment in manufacturing or packaging lines. The motor s **1725 RPM** speed is well-suited for applications where moderate rotational velocity is required, balancing energy consumption with operational efficiency. Whether used in residential settings for specialized appliances, commercial environments for auxiliary machinery, or light industrial processes, this motor delivers a harmonious blend of performance, durability, and adaptability.

Leeson s reputation for quality engineering is evident in every detail of this motor, from its **precise machining tolerances** to its **rigorous testing protocols**, ensuring consistent performance under varying load conditions. The motor s **low noise and vibration levels** contribute to a quieter operational environment, reducing wear on connected equipment and enhancing user comfort. With minimal maintenance demands primarily involving periodic bearing lubrication and electrical connection checks the **A4S17DR49E** is an economical choice for applications where reliability and ease of use are paramount. Whether integrated into a new system or retrofitted into an existing setup, this motor exemplifies the balance between performance and practicality, making it a trusted component for a diverse array of mechanical applications.

### **Analysis of buying a Leson 191869.00 FHP A4S17DR49E (1/3 HP, 1725 RPM, 1-Phase, 115/230V) Electric Motor**

1. **Compact and Lightweight Design** The motor is small (1/3 HP) and likely suitable for applications where space is limited, such as in appliances, small machinery, or DIY projects.

2. **Dual Voltage (115V/230V)** Offers flexibility for use in different regions or electrical setups without needing a voltage converter.

3. **Single-Phase Operation** Simpler to install and power compared to three-phase motors, which require specialized wiring.

4. **Common RPM (1725 RPM)** Matches standard belt-driven or direct-coupled applications, making it compatible with many existing systems.

5. **Potential for Cost-Effective Repairs** Being a fractional horsepower motor, replacement parts (brushes, bearings, etc.) may be readily available and affordable.

6. **Versatile Applications** Can be used in fans, small pumps, conveyors, mixers, or other low-power mechanical systems.

7. **No Fuel Dependency** Electric motors eliminate the need for gasoline, diesel, or other combustible fuels, reducing operational costs and environmental impact.

1. **Low Power Output (1/3 HP)** Limited to light-duty tasks. It may struggle with heavy loads, high friction, or continuous high-demand applications.

2. **Potential for Overloading** If used in a system requiring more power than rated, it could overheat, burn out, or fail prematurely.

3. **Maintenance Requirements** Like all motors, it will require periodic maintenance (lubrication, brush replacement if applicable, bearing checks) to ensure longevity.

4. **Noisy Operation** Small motors can be louder relative to their output, which may be an issue in sensitive environments.

5. **Limited Lifespan Under Heavy Use** Continuous operation at or near maximum capacity may reduce its lifespan compared to underloaded use.

6. **Compatibility Issues** May not fit perfectly into existing systems without modifications, especially if the shaft size, mounting holes, or enclosure type differ from the application s requirements.

7. **Energy Efficiency Limitations** Fractional HP motors are generally less efficient than larger industrial motors, meaning higher energy consumption for the same task.

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The Leson 191869.00 motor is a practical choice for **light-duty, low-power applications** where space and simplicity are priorities. It excels in scenarios such as small appliances, hobbyist projects, or auxiliary systems where the workload is minimal and consistent. However, it is **not suitable for heavy-duty, high-load, or continuous high-demand tasks** where a more robust motor (e.g., 1 HP or higher) would be necessary.

If the intended use aligns with its specifications such as running a small fan, a low-flow pump, or a light-duty conveyor this motor can be a **cost-effective and reliable option**. Conversely, if the application requires sustained high torque, frequent starts/stops, or significant resistance, investing in a higher-rated motor would be wiser to avoid premature failure and costly repairs.

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- You need a **small, dual-voltage, single-phase motor** for a **light-duty task** (e.g., a small workshop tool, a low-flow water pump, or a ventilation fan).

- You require **flexibility in voltage compatibility** (115V or 230V).

- The motor fits within your **budget constraints** and the application s power requirements.

- The application demands **high torque, frequent heavy loads, or continuous operation at near-maximum capacity**.

- You require **long-term reliability without maintenance**, as fractional HP motors may wear out faster under stress.

- The motor s physical dimensions or mounting requirements **do not match your system s design**.

- If the task requires more power, look for a **1 HP or higher motor** with similar specifications.

- For applications needing **higher efficiency or durability**, consider **premium-brand motors** (e.g., TEFC or explosion-proof models if needed).

- If cost is a concern but reliability is critical, a **slightly larger motor (e.g., HP)** may offer better longevity.

**Final Verdict:** This motor is **well-suited for niche, low-power applications** but should not be relied upon for demanding industrial or heavy-duty use. Always verify the motor s compatibility with your specific setup before purchasing.

Details:

A4S17DR49B, HP: 1/3 V: 115/230 HZ: 60 RPM: 1725 P.F. Cat No: 191869.00 model No. See picture for details. There is tape residue and paint chips.

Comes as shown. There are lots of scratches and scuffs on the motor. INS Class: B5. FHP Leeson Electric Motor.

There is rust on the shaft. 57 FLA: 5.8/2.9 PH: 1 Frame: J48 Duty: CONT.

part #: 19186900 prices

• $199.99-$355.00

specifications oelemot:

• brand: Leeson
• mpn: 191869.00
• model: A4s17dr49b
• part type: 230v Motor
• rated load: Hp
• ac frequency rating: 60 Hz
• base rpm: 1725
• insulation class: B
• mounting type: Base-mounted
• current type: Ac
• service factor: 1.35
• nominal rated input voltage: 115 V, 230 V
• ac phase: Single Phase
• country of origin: China

seller oelemot:

• city: Poughkeepsie, New York
• # reviews: 5251
• rating: 99.9%

offer oelemot:

• started: March 14, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• best offers: True
• sold: 0

payments oelemot:

• credit card: Visa
• other
• wallet: Paypal

returns oelemot:

• policy: No Returns

shipping oelemot:

• cost: $15.00
• type: Fixed
• class: Economy
• transit: 5-11 Days
• service: Economy

general oelemot:

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

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