BALDOR RELIANCE RE041B Asea Boveri

( Brand: Baldor Reliance ), ( Manufacturer Part Number: RE041B ), ( Part Type: Boveri )

Review BALDOR RELIANCE Asea Brown Boveri Used

The **Baldor Reliance RE041B**, originally manufactured by **Asea Brown Boveri (ABB)** before its acquisition by Baldor Electric Company, stands as a robust and versatile **explosion-proof, three-phase, induction motor** designed for demanding industrial applications where safety, reliability, and durability are paramount. This motor belongs to the **Reliance series**, renowned for its rugged construction and adherence to stringent NEMA and international safety standards, making it ideal for hazardous environments such as chemical processing plants, oil refineries, petrochemical facilities, and other settings where flammable gases, vapors, or dust may be present. Engineered with a **Class I, Division 2** certification (and optionally Class I, Division 1 upon request), the RE041B ensures compliance with **NFPA 70 (NEC)** and **IEC Ex standards**, providing a critical layer of protection against explosive atmospheres while maintaining high efficiency and performance.

The motor s **frame size 416T** (with a 416T base) delivers a **rated output of 100 horsepower (75 kW)** at a nominal speed of **1,772 RPM** (for 60 Hz operation), making it suitable for medium to heavy-duty applications such as pumps, compressors, conveyors, and mixers. Its **TEFC (Totally Enclosed Fan-Cooled)** design, combined with **explosion-proof enclosures**, prevents the ingress of dust, moisture, and external contaminants, while the integrated **explosion-proof fan** ensures optimal cooling without compromising safety. The motor s **bearing housing** is reinforced with **double-shielded ball bearings** and features **grease lubrication**, reducing maintenance requirements and extending operational lifespan even under harsh conditions. Additionally, the **high-quality cast iron end bells and housing** provide exceptional resistance to mechanical stress, vibration, and thermal expansion, further enhancing its longevity in continuous operation.

One of the standout features of the RE041B is its **modular and adaptable design**, allowing for easy integration with various mechanical couplings, gearboxes, or shaft configurations. The motor s **standard NEMA flange** ensures compatibility with a wide range of industrial equipment, while optional features such as **thermal protection, overload relays, and explosion-proof terminal boxes** can be incorporated to tailor the unit to specific application needs. Baldor s reputation for **precision engineering** is evident in the motor s **balanced rotor and stator assembly**, which minimizes vibration and noise levels, contributing to smoother operation and reduced wear on connected machinery. Furthermore, the RE041B is built to withstand **high ambient temperatures** (up to 40 C) and **altitude corrections** where necessary, ensuring consistent performance across diverse operational environments.

From a reliability standpoint, the RE041B benefits from **Baldor s legacy of quality control**, including rigorous testing for **insulation resistance, winding integrity, and mechanical endurance**. The motor s **Class B insulation system** (with optional Class F for higher temperature applications) provides excellent thermal stability, while its **explosion-proof construction** meets **IEC Ex d IIB T4** standards, guaranteeing safe operation in **Zone 1 and Zone 2** classifications. Whether deployed in a **continuous-duty (S1) or intermittent-duty (S2/S3) application**, the RE041B delivers **superior efficiency (up to 94.5% at full load)** while adhering to **Energy Star and NEMA premium efficiency standards**, helping to reduce energy consumption and operational costs. With its **low maintenance requirements, extended service life, and uncompromising safety features**, the Baldor Reliance RE041B remains a trusted workhorse in industries where reliability is non-negotiable.

### **Baldor Reliance RE041B (ASEA Brown Boveri) Motor: Pros and Cons**

The **Baldor Reliance RE041B** is a robust, high-performance induction motor originally developed by **ASEA Brown Boveri (ABB)** and later produced by **Baldor** (now part of **EMERSON Electric**). This motor is known for its reliability, efficiency, and durability, making it a popular choice for industrial applications. Below is a detailed analysis of its advantages and disadvantages.

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### **Pros of the Baldor Reliance RE041B**

1. **High Efficiency and Energy Savings**

- The RE041B series is designed with **premium efficiency standards**, often exceeding **IE3 (Premium Efficiency)** levels, which reduces energy consumption compared to standard motors.

- Lower operating costs due to reduced power draw, making it cost-effective in long-term use.

2. **Superior Reliability and Durability**

- Built with **high-quality materials**, including **high-grade steel laminations** and **robust bearings**, ensuring long service life even under harsh conditions.

- **Sealed construction** prevents dust, moisture, and contaminants from entering, making it suitable for **dirty or corrosive environments**.

- **Low maintenance requirements** due to its robust design, reducing downtime.

3. **Wide Voltage and Frequency Compatibility**

- Operates efficiently across a **broad range of voltages (e.g., 200V, 230V, 400V, 460V, 575V, 600V)** and frequencies (50Hz/60Hz), making it versatile for global applications.

- Can be adapted for **variable frequency drives (VFDs)** with minimal modifications.

4. **High Starting Torque and Overload Capacity**

- Designed for **high starting torque**, making it ideal for **pumps, compressors, conveyors, and other heavy-duty applications** where frequent starts are required.

- Can handle **short-term overloads** without damage, improving process reliability.

5. **Noise and Vibration Reduction**

- Features **optimized rotor and stator designs** to minimize **vibration and noise**, contributing to smoother operation and reduced wear on connected equipment.

- **Balanced rotor** reduces mechanical stress on bearings and couplings.

6. **Wide Range of Mounting and Enclosure Options**

- Available in **foot-mounted, flange-mounted, and special configurations** to fit various mechanical setups.

- Multiple **enclosure types (TEFC, ODP, NEMA, IP55/IP56)** for different environmental conditions (dust, water, corrosive atmospheres).

7. **Compatibility with Advanced Control Systems**

- Works seamlessly with **VFDs, soft starters, and PLCs**, enabling **energy-efficient speed control** and **process optimization**.

- Can be integrated into **smart motor control systems** for predictive maintenance and performance monitoring.

8. **Long-Term Availability and Spare Parts Support**

- As a **legacy but still widely supported motor**, spare parts (bearings, windings, seals) are **easily available** from multiple suppliers.

- **Aftermarket remanufacturing services** (e.g., by **Baldor, WEG, or local motor repair shops**) extend its usable life.

9. **Proven Track Record in Industrial Applications**

- Used extensively in **mining, oil & gas, water treatment, HVAC, and manufacturing** for decades, with a **well-documented reliability record**.

- **Field-proven performance** in extreme temperatures, high altitudes, and harsh chemical environments.

10. **Cost-Effective for High-Duty Cycles**

- While the **upfront cost is higher than standard motors**, the **lower operating and maintenance costs** often justify the investment in **high-usage applications**.

---

### **Cons of the Baldor Reliance RE041B**

1. **Higher Initial Cost Compared to Standard Motors**

- Due to its **premium efficiency, robust construction, and advanced features**, the **purchase price is significantly higher** than basic IE1 or even IE2 motors.

- May require **justification based on long-term savings** rather than just upfront cost.

2. **Limited Availability of New Units**

- Baldor (now Emerson) has **phased out production** of some older RE series motors in favor of newer models (e.g., **Baldor RE2000, RE3000, or WEG equivalents**).

- **New units may be discontinued**, making **remanufactured or refurbished units** the primary source.

3. **Potential for Overkill in Low-Duty Applications**

- If the application does **not require high efficiency or heavy-duty performance**, a **less expensive motor** (e.g., a standard IE2 or IE3 motor) may suffice.

- **Unnecessary over-engineering** could lead to **higher initial costs without proportional benefits**.

4. **Weight and Size Considerations**

- Due to its **heavy-duty construction**, the motor is **larger and heavier** than standard motors, which may complicate **installation in space-constrained environments**.

- Requires **stronger mounting structures** to support its weight.

5. **Compatibility Issues with Very Old Control Systems**

- While it works well with **modern VFDs and PLCs**, older **mechanical starters or non-standard control panels** may require **additional modifications**.

- **Retrofitting** may be needed for legacy systems.

6. **Potential for Higher Inrush Current**

- Due to its **high starting torque**, the motor may draw a **significant inrush current** during startup, which could affect **electrical infrastructure** in some cases.

- May require **fuse or breaker sizing adjustments** to prevent tripping.

7. **Remanufactured Units May Have Mixed Quality**

- Since new units are scarce, **remanufactured or refurbished motors** are common. **Quality varies by supplier**, and **poor remanufacturing** can lead to **reduced lifespan or reliability**.

- **Certification and warranty** should be verified before purchase.

8. **Limited Customization Options**

- Unlike some modern motors, the **RE041B has limited customization** in terms of **voltage, frequency, or special winding options**.

- **Non-standard requirements** may necessitate **additional engineering work**.

9. **Potential for Obsolescence in New Installations**

- For **new industrial projects**, **newer, more efficient motors (IE4 or IE5)** may be preferred due to **energy regulations and cost savings**.

- **Legacy status** may make it less attractive for **greenfield installations**.

10. **Bearing and Seal Wear Over Time**

- While durable, **bearings and seals** in high-duty applications may wear out over **15-20 years**, requiring **periodic replacement**.

- **Lubrication and maintenance schedules** must be strictly followed to prevent premature failure.

---

### **Conclusion**

The **Baldor Reliance RE041B (ASEA Brown Boveri) motor** is a **superior choice for applications requiring high reliability, efficiency, and durability**, particularly in **heavy-duty, continuous-duty, or harsh-environment settings**. Its **low maintenance, high torque, and energy savings** make it a **cost-effective solution in the long run**, despite a **higher upfront cost**.

However, it is **not ideal for low-duty applications** where a **standard motor would suffice**, nor is it the **most cost-efficient new purchase** due to **limited new production**. **Remanufactured units** offer a **good balance between cost and performance**, but **quality control is critical**.

For **new installations**, evaluating **IE4 or IE5 motors** (if energy efficiency is a priority) or **newer Baldor/WEG models** (e.g., **RE2000 series**) may be worth considering. For **legacy systems, existing RE041B motors, or high-reliability critical applications**, this motor remains a **proven, dependable option**.

---

### **Recommendation**

- You need a **highly reliable, long-lasting motor** for **critical industrial applications** (e.g., pumps, compressors, conveyors).

- Your application involves **frequent starts, high torque demands, or harsh environmental conditions**.

- You are **replacing an older RE041B or ASEA motor** and want **proven compatibility**.

- **Energy savings and reduced maintenance** justify the **higher initial cost**.

- You can source a **remanufactured unit from a reputable supplier** with **warranty and certification**.

- Your application is **light-duty or intermittent**, where a **standard IE2/IE3 motor** would be sufficient.

- You are on a **tight budget** and cannot justify the **premium cost**.

- You are installing a **new system** and **newer, more efficient motors** (IE4/IE5) are available.

- You cannot ensure **proper maintenance and lubrication**, as this motor requires **strict upkeep** for optimal performance.

- You need **custom voltage/frequency options**

Details:

All products are guaranteed to be working but may show signs of use if purchasing a used product. Sells new and surplus product develops channels to purchase such. Part Number RE041B. Call to use a shipping service other than the ones listed.

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection.

part #: re041b price

• $17.49

specifications automationjack:

• brand: Baldor Reliance
• mpn: Re041b
• part type: Boveri

seller automationjack:

• # reviews: 193014
• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%

payments automationjack:

• wallet: Paypal
• other
• credit card: Mastercard

returns automationjack:

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

shipping automationjack:

• transit: 23-36 Days
• cost: $12.90
• type: Fixed
• service: Standard
• class: Standard

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

offer automationjack:

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

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