BALDOR 36J653T858H2 Induction Motor Opsb Rpm 3-PHASE 208-230/460V 1750

( Brand: Baldor ), ( Manufacturer Part Number: 36J653T858H2 ), ( Part Type: Hp Motor ), ( Actual Rated Input Voltage: 208 V-ac, 230 V-ac, 460 V-ac ), ( Full Load Amps: 14.1/14/7 ), ( Ac Frequency Rating: 60 Hz ), ( Enclosure Type: Opsb ), ( Base Rpm: 1750 ), ( Ac Motor Type: Induction/asynchronous ), ( Mounting Type: Base-mounted ), ( Current Type: Ac ), ( Service Factor: 1.15 ), ( Nominal Rated Input Voltage: 208 V, 230 V, 460 V ), ( Ac Phase: Three Phase )

Review BALDOR Hp 3-phase 208-230/460v Induction Motor Opsb Rpm

The **Baldor 36J653T858H2** is a robust, high-performance **3-phase induction motor** engineered for demanding industrial applications where reliability, efficiency, and durability are paramount. Part of Baldor s trusted **OPS-B** series, this motor delivers **1750 RPM** at full load, making it ideal for a wide range of mechanical drives, including conveyors, pumps, compressors, fans, and industrial machinery where consistent torque and smooth operation are essential. Designed to operate seamlessly across **208-230V or 460V** voltage ranges, this motor provides flexibility for integration into diverse electrical systems without compromising performance. Its **NEMA Premium efficiency rating** ensures optimal energy utilization, reducing operational costs while minimizing environmental impact a critical consideration in today s sustainability-focused industries.

Constructed with **high-quality, corrosion-resistant materials**, the 36J653T858H2 is built to withstand harsh operating conditions, including exposure to dust, moisture, and temperature fluctuations, making it suitable for both indoor and outdoor applications. The motor features a **totally enclosed, non-ventilated (TENV)** design, which enhances protection against contaminants while maintaining efficient heat dissipation through the motor housing. Its **bearing system** incorporates precision ball bearings or sleeve bearings, depending on the configuration, ensuring long-term reliability and reduced maintenance requirements. The **OPS-B frame** provides a compact yet sturdy construction, allowing for easy installation in tight spaces while accommodating high torque demands.

The motor s **high-efficiency winding** and optimized magnetic design minimize energy losses, contributing to quieter operation and extended component life. Its **IP55 protection rating** further reinforces its resilience against solid particles and light splashing, making it well-suited for environments where cleanliness and durability are critical. Whether deployed in manufacturing plants, HVAC systems, or material handling equipment, the **Baldor 36J653T858H2** delivers consistent performance with minimal downtime, backed by Baldor s reputation for superior engineering and long-term reliability. With its **NEMA 4X mounting dimensions**, this motor integrates seamlessly with standard industrial equipment, offering a versatile solution for a variety of power transmission needs.

### **Baldor 36J653T858H2 HP 3-Phase Induction Motor (1750 RPM, 208-230/460V, OPSB Frame)**

This motor is a **3-phase, TEFC (Totally Enclosed Fan-Cooled), squirrel-cage induction motor** commonly used in industrial applications. Below is a detailed analysis of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **Reliability and Durability**

- Baldor (now part of Emerson Electric) is a well-established manufacturer known for high-quality, robust industrial motors. This motor is built to withstand harsh environments, including dust, moisture, and temperature fluctuations, due to its TEFC design.

- The OPSB frame is a standard industrial frame, ensuring compatibility with a wide range of applications and aftermarket parts.

2. **Energy Efficiency**

- This motor likely meets **NEMA Premium efficiency standards** (or higher), which means it consumes less power for the same output compared to standard efficiency motors. This reduces operational costs and lowers energy waste.

- The 1750 RPM speed is optimal for many applications, balancing torque and efficiency without requiring excessive gearing.

3. **Wide Voltage Range (208-230V / 460V)**

- The dual-voltage capability (208-230V and 460V) provides flexibility for different electrical systems. This is particularly useful in facilities where voltage options vary or where future-proofing is desired.

- 460V operation is common in industrial settings, offering lower current draw for the same power output, which can reduce wiring and breaker sizes.

4. **Standardized Design and Availability**

- The OPSB frame is a common size, making it easy to find replacement parts, bearings, seals, and accessories. This reduces downtime and maintenance costs.

- Baldor motors are widely used in industries like manufacturing, HVAC, pumps, compressors, and conveyors, ensuring compatibility with existing systems.

5. **Low Maintenance Requirements**

- TEFC motors are sealed against external contaminants, reducing the risk of corrosion or debris ingress. This extends the motor s lifespan and minimizes maintenance needs.

- The squirrel-cage rotor design is simple and robust, with fewer moving parts compared to wound-rotor motors, leading to fewer failures.

6. **Compatibility with Variable Frequency Drives (VFDs)**

- This motor is suitable for VFD applications, allowing for speed control and energy savings in variable-load operations. However, ensure the motor is rated for VFD use (some motors require special windings or insulation classes for high-frequency operation).

7. **Warranty and Support**

- Baldor motors typically come with a **1-year warranty** (extendable in some cases), and the brand offers strong customer support, including technical assistance and spare parts availability.

---

### **Cons**

1. **Higher Upfront Cost**

- Premium efficiency motors and well-known brands like Baldor are more expensive upfront compared to generic or lower-quality motors. The cost difference may not be justified for applications where efficiency gains are minimal.

2. **Size and Weight**

- The OPSB frame is a mid-sized motor (likely around **175-200 lbs**), which may require additional space or structural reinforcement in some installations. Larger motors can also be heavier to handle during installation or maintenance.

3. **Limited Speed Options**

- This motor is fixed at **1750 RPM**, which may not be ideal for applications requiring precise speed control without a VFD. If a different speed is needed, a gearbox or additional drive system would be required, adding complexity and cost.

4. **Potential for Overkill in Small Applications**

- If the application does not require high efficiency or heavy-duty conditions, a standard efficiency motor (e.g., NEMA II) might suffice, reducing costs without sacrificing performance.

5. **VFD Compatibility Considerations**

- The motor has **Class F or H insulation** (higher temperature ratings for VFD use).

- The VFD is properly sized to avoid excessive harmonics or overheating.

- Special windings (e.g., "VFD-rated") are used if the motor will operate at very low speeds for extended periods.

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

- Like all motors, the bearings and seals will eventually wear out, requiring replacement. While TEFC motors are durable, this is a long-term maintenance consideration.

7. **Single-Speed Operation**

- Unlike DC motors or AC motors with wound rotors, this is a **single-speed induction motor**. If variable speed is critical, a VFD or a different motor type (e.g., permanent magnet motor) may be necessary.

---

### **Conclusion**

The **Baldor 36J653T858H2 HP 3-phase induction motor** is an excellent choice for **industrial applications requiring reliability, efficiency, and durability**. Its **TEFC design, dual-voltage capability, and NEMA Premium efficiency** make it suitable for demanding environments like manufacturing, HVAC, pumps, and compressors. The motor s **standardized frame (OPSB) ensures easy maintenance and part availability**, while its **1750 RPM speed** aligns well with many standard industrial loads.

However, the **higher upfront cost** and **fixed speed** may not be ideal for all applications. If the budget is tight or the application does not require premium efficiency, a standard motor might be sufficient. Additionally, if **variable speed control is essential**, a VFD-compatible motor (or a different motor type) should be considered.

For most **heavy-duty, continuous-duty industrial applications**, this motor is a **strong recommendation** due to its balance of performance, longevity, and efficiency.

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### **Final Recommendation**

- You need a **reliable, high-efficiency, 3-phase motor** for industrial use.

- Your application operates in **harsh or dirty environments** (TEFC protection is beneficial).

- You require **dual-voltage compatibility (208-230V / 460V)**.

- You plan to use it in **VFD applications** (with proper motor selection for VFD use).

- You prioritize **low maintenance and long-term durability**.

- Your budget is **strictly limited**, and a standard efficiency motor will suffice.

- You need **variable speed control** without a VFD (a different motor type may be better).

- The application is **light-duty or intermittent**, where a smaller motor would be more cost-effective.

For most **standard industrial applications**, this Baldor motor is a **solid, long-term investment** that will deliver consistent performance with minimal issues.

Details:

Baldor 36J653T858H2 5 HP 3-Phase 208-230/460V Induction Motor OPSB 1750 RPM.

part #: 36j653t858h2 prices

• $139.99-$600.00

specifications oelemot:

• brand: Baldor
• mpn: 36j653t858h2
• part type: Hp Motor
• actual rated input voltage: 208 V-ac, 230 V-ac, 460 V-ac
• full load amps: 14.1/14/7
• ac frequency rating: 60 Hz
• enclosure type: Opsb
• base rpm: 1750
• ac motor type: Induction/asynchronous
• mounting type: Base-mounted
• current type: Ac
• service factor: 1.15
• nominal rated input voltage: 208 V, 230 V, 460 V
• ac phase: Three Phase

general oelemot:

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

payments oelemot:

• wallet: Apple-pay
• other
• credit card: Discover

returns oelemot:

• policy: No Returns

offer oelemot:

• quantity: 1
• started: April 24, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock
• best offers: True

seller oelemot:

• city: Los Angeles, California
• # reviews: 0
• rating: 0.0%

shipping oelemot:

• service: USPS Ground Advantage
• cost: $107.27
• carrier: USPS
• class: Standard
• transit: 6-10 Days
• type: Calculated

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