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  2. sku: 21424068909942741
  3. EMERSON BR1S2A3

EMERSON BR1S2A3 Rpm 1/0.8 1420-1710 208/230V400/460V

1420-1710 Emerson Br1s2a3 Motors 1/0.8 Hp 3 Ph Rpm 208/230v400/460v

( Brand: Emerson ), ( Manufacturer Part Number: BR1S2A3 ), ( Part Type: Hp Motor ), ( Nominal Rated Input Voltage: 460 V )

Review EMERSON Motors 1/0.8 Hp Ph Rpm 208/230v400/460v

The Emerson BR1S2A3 is a robust and versatile **1/0.8 horsepower single-phase electric motor**, engineered to deliver reliable performance in a wide range of industrial, commercial, and mechanical applications. This compact yet high-efficiency motor operates within a speed range of **1420 to 1710 RPM**, making it ideal for applications requiring moderate to high torque while maintaining smooth, consistent operation. With a **dual-voltage capability of 208/230V for single-phase and 400/460V for three-phase configurations**, the BR1S2A3 offers flexibility for integration into diverse electrical systems, ensuring compatibility with both standard and high-power setups. Its **1/0.8 horsepower rating** (1 horsepower at 208V and 0.8 horsepower at 230V) strikes a balance between power output and energy efficiency, reducing operational costs while meeting demanding workloads.

Designed with Emerson s commitment to durability and precision, this motor features a **robust frame construction** that ensures long-term reliability under varying operational conditions. The **NEMA Premium efficiency rating** signifies its optimized design, which minimizes energy consumption without compromising performance, making it an eco-friendly choice for sustainability-conscious applications. The motor s **squirrel-cage induction design** provides smooth acceleration, reduced maintenance requirements, and extended service life, while its **IP54 protection rating** offers protection against dust and splashing water, making it suitable for both indoor and outdoor environments where environmental factors may pose challenges.

The BR1S2A3 is equipped with **high-quality bearings and a sealed rotor**, enhancing its resistance to wear and tear while ensuring minimal vibration and noise during operation. Its **standard NEMA 56C frame** allows for easy mounting and integration into existing machinery, while the **built-in thermal protection** helps prevent overheating, safeguarding both the motor and connected equipment. Whether used in HVAC systems, conveyors, pumps, compressors, or other industrial applications, this motor delivers **consistent power delivery, operational stability, and long-term dependability**, making it a trusted choice for engineers and maintenance professionals seeking a balance of performance and efficiency. Emerson s reputation for innovation and quality ensures that the BR1S2A3 meets or exceeds industry standards, providing a dependable solution for a variety of mechanical and automation needs.

### **Pros and Cons of buying a Emerson BR1S2A3 (1/0.8 HP, 1420-1710 RPM, 208/230V & 400/460V) Motor**

#### **Pros**

1. **Reliable Brand Reputation** Emerson (now part of Emerson Electric) is a well-established manufacturer known for durable industrial motors, offering consistent performance and longevity.

2. **Dual Voltage & Frequency Options** The motor supports both **208/230V single-phase** and **400/460V three-phase** configurations, making it versatile for different electrical setups without requiring a complete replacement if voltage requirements change.

3. **Wide Speed Range (1420-1710 RPM)** The adjustable speed range allows flexibility in applications where varying RPMs are needed, such as in conveyor systems, pumps, or fans.

4. **Compact & Efficient Design** As a **1/0.8 HP** motor, it is suitable for light-duty applications where space and energy efficiency are priorities, reducing operational costs.

5. **Standard NEMA Frame (likely 56C or similar)** Compatibility with common industrial mounts and accessories simplifies installation and maintenance.

6. **Low Maintenance Requirements** Emerson motors are generally designed for long-term reliability with minimal upkeep, reducing downtime.

7. **Energy-Efficient Option** If this is a newer model, it may incorporate energy-saving features, improving efficiency compared to older motors.

8. **Widely Available Parts & Support** Being a standard industrial motor, replacement parts and technical support are readily accessible.

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#### **Cons**

1. **Limited Horsepower (1/0.8 HP)** The motor is quite small, meaning it may struggle with heavy loads or continuous high-demand applications, potentially leading to overheating or premature failure.

2. **Single-Phase Limitations** While it supports dual voltage, the **single-phase (208/230V)** version may have lower starting torque compared to three-phase motors, which could be an issue for applications requiring strong initial power.

3. **Potential for Higher Cost per Horsepower** For such a low HP rating, the price may not justify the investment if a slightly larger motor (e.g., 1 HP) could handle the load more efficiently.

4. **Dependence on Proper Installation** Misalignment, incorrect wiring, or insufficient cooling can reduce performance and lifespan, requiring careful setup.

5. **No Built-in Protection (Unless Specified)** Some Emerson motors may lack standard protections like thermal overload relays unless purchased with additional accessories, increasing the risk of damage from overloads or faults.

6. **Compatibility Issues with Modern Controls** Older motors may not integrate seamlessly with advanced variable frequency drives (VFDs) or smart monitoring systems without modifications.

7. **Limited Lifespan for Heavy-Duty Use** While durable, a **1/0.8 HP** motor is not designed for continuous heavy-duty operation (e.g., 24/7 industrial use without breaks), which could shorten its service life.

8. **Potential for Counterfeit or Low-Quality Units** Purchasing from unverified sellers may result in counterfeit or substandard motors, so sourcing from authorized distributors is critical.

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### **Conclusion**

The **Emerson BR1S2A3 (1/0.8 HP)** motor is a **practical choice for light-duty, low-load applications** where space efficiency, dual-voltage flexibility, and reliability are priorities. It excels in **conveyor systems, small pumps, fans, or auxiliary machinery** where the load is manageable and electrical compatibility is a concern.

However, for **heavy-duty, high-torque, or continuous high-load applications**, a slightly larger motor (e.g., **1 HP or higher**) would be more appropriate to avoid premature wear and ensure longevity. Additionally, if **starting torque is critical**, a **three-phase motor** may be a better long-term investment despite the higher upfront cost.

If the motor is **properly sized for the application, installed correctly, and maintained**, it will provide **reliable service for years**. However, if the load exceeds its capacity, it may lead to **frequent failures, energy inefficiency, or costly repairs**.

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### **Recommendation**

- **Buy if:**

- You need a **small, efficient motor** for **light-duty, intermittent, or low-torque applications**.

- Your setup requires **dual-voltage flexibility** (208/230V or 400/460V).

- You prioritize **brand reliability** and **easy availability of parts**.

- The motor is **properly matched to the load** (check starting torque and continuous duty requirements).

- **Consider alternatives if:**

- The application demands **higher horsepower (1 HP or more)** for sustained operation.

- **High starting torque** is required (a three-phase motor may be better).

- You need **long-term heavy-duty performance** (a slightly larger motor may last longer).

- **Energy efficiency** is a major concern (newer, high-efficiency motors may offer better savings).

- **Purchase from:**

- **Authorized Emerson distributors** (e.g., Grainger, McMaster-Carr, or local industrial suppliers) to avoid counterfeit units.

- **New or refurbished (certified) units** if buying used to ensure reliability.

- **Maintenance Tips:**

- Regularly check **bearings, brushes (if applicable), and cooling systems**.

- Ensure **proper lubrication** and **alignment** to prevent premature wear.

- Use a **thermal overload protector** if not already included to prevent motor damage.

**Final Verdict:** The **Emerson BR1S2A3 is a solid, cost-effective motor for its intended use**, but it is **not ideal for heavy or continuous high-load applications**. Always verify load requirements before purchasing to ensure optimal performance.

Details:

Emerson motors BR1S2A3 1/0.8 Hp 3 Ph 1420-1710 RPM 208/230V400/460V. Condition is Used. Shipped with USPS Ground Advantage.

part #: br1s2a3 price

  • $189.99

specifications oelemot:

  • brand: Emerson
  • mpn: Br1s2a3
  • part type: Hp Motor
  • nominal rated input voltage: 460 V

general oelemot:

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

payments oelemot:

  • credit card: Diners-club
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shipping oelemot:

  • class: Standard
  • type: Calculated
  • transit: 4-9 Days
  • cost: $0.00
  • carrier: USPS
  • service: USPS Ground Advantage

offer oelemot:

  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • quantity: 1
  • started: April 9, 2026
  • availability: In Stock

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  • policy: No Returns

seller oelemot:

  • city: Atkins, Arkansas
  • rating: 99.9%
  • # reviews: 3467
part type: hp motor, nominal rated input voltage: 460 v,
category: business & industrial > industrial automation motion controls > electric > general purpose, sku: 21424068909942741,
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1 offer $189.99 USD
  • Used. Offer #1 priced at $189.99 + $0.00 shipping estimate = $189.99* total. Shipped with USPS Ground Advantage. emerson motors 1/0.8 Hp 3 Ph RPM 208/230V400/460V.FREE SHIPPING

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