1. Variable Frequency Drives Amplifiers For Sale
  2. sku: 15010580066103722
  3. ALLEN BRADLEY 1336-T-B075-AA-CE-CM-DS-MB-L6

ALLEN-BRADLEY 1336-T-B075-AA-CE-CM-DS-MB-L6 Motor Control Ac Vfd 460 Vac

1336-t-b075-aa-ce-cm-ds-mb-l6 Allen-bradley 75 Hp Motor Control Ac Vfd 460 Vac

( Brand: Allen-bradley ), ( Manufacturer Part Number: 1336-T-B075-AA-CE-CM-DS-MB-L6 ), ( Part Type: Control Ac Hp Motor ), ( Input Voltage: 460 V ), ( Enclosure: Nema 1 ), ( Rated Load: 75 Hp )

Review ALLEN BRADLEY Hp Motor Control Ac Vfd 460 Vac

The **Allen-Bradley 1336-T-B075-AA-CE-CM-DS-MB-L6** is a high-performance, variable frequency drive (VFD) designed to deliver precise control and energy efficiency for industrial motor applications requiring a robust 75 horsepower (hp) AC motor. Part of Rockwell Automation s **PowerFlex 755** series, this compact yet powerful drive is engineered to optimize motor performance across a wide range of industrial processes, including conveyors, pumps, compressors, fans, and other high-torque applications. With a **460V AC** input rating, it seamlessly integrates into existing 3-phase electrical systems, providing smooth acceleration, deceleration, and speed regulation to enhance operational flexibility while reducing wear and tear on mechanical components. The **T** designation indicates a **torque-controlled** configuration, ensuring superior starting torque and dynamic response, ideal for applications demanding precise torque modulation, such as extruders, mixers, or heavy-duty material handling systems.

This VFD incorporates **Allen-Bradley s advanced control algorithms**, including **scalable speed control, regenerative braking, and built-in fault diagnostics**, to maximize uptime and operational reliability. The **B075** model supports a **75 hp motor**, making it suitable for medium to large industrial workloads where efficiency and performance are critical. The **AA** designation signifies an **A-rated** enclosure, providing protection against dust, dirt, and moisture (IP54 rating), while the **CE** marking ensures compliance with European safety and environmental standards. The **CM** suffix indicates a **current measurement** capability, enabling precise monitoring of motor current for predictive maintenance and energy optimization. The **DS** variant includes **digital signal processing (DSP)**, enhancing waveform quality and reducing harmonic distortion for smoother motor operation and extended equipment lifespan.

For applications requiring **long-distance cable runs or high-power applications**, the **MB-L6** designation denotes a **long cable (L6) version**, which minimizes voltage drop and improves efficiency over extended wiring lengths. This VFD also features **Allen-Bradley s intuitive control interface**, allowing for easy integration with **FactoryTalk View** or other Rockwell Automation platforms for seamless SCADA monitoring and remote diagnostics. With **regenerative energy recovery** and **soft-start capabilities**, it reduces mechanical stress on motors and drives, lowering maintenance costs while improving energy efficiency. Whether deployed in manufacturing, HVAC systems, or material processing, the **1336-T-B075-AA-CE-CM-DS-MB-L6** delivers a balance of performance, durability, and adaptability, making it a cornerstone for modern industrial automation.

### **Pros and Cons of buying a Allen-Bradley 1336-T-B075-AA-CE-CM-DS-MB-L6 (75 HP AC VFD, 460VAC)**

#### **Pros:**

1. **High Reliability and Brand Reputation**

- Allen-Bradley (now part of Rockwell Automation) is a well-established manufacturer known for durable, high-performance industrial components. This VFD is designed for demanding applications, ensuring long-term reliability in harsh environments.

2. **Compatibility with Rockwell Automation Systems**

- The unit integrates seamlessly with other Rockwell Automation products, including PLCs (e.g., ControlLogix, CompactLogix) and HMI systems. This makes it ideal for existing automation setups requiring standardized communication protocols like **DeviceNet, Ethernet/IP, or ControlNet**.

3. **Advanced Control Features**

- The **1336-T series** includes features such as:

- **Regenerative braking** (energy recovery to the grid).

- **Soft start/stop** to reduce mechanical stress.

- **Overload protection** with adjustable thresholds.

- **Remote monitoring and diagnostics** via built-in communication interfaces.

- These features improve motor efficiency, extend equipment lifespan, and reduce maintenance downtime.

4. **Energy Efficiency**

- As a **variable frequency drive (VFD)**, it optimizes motor performance by adjusting speed to match load requirements, reducing energy consumption compared to constant-speed motors. This can lead to significant cost savings over time, especially in applications with variable loads (e.g., pumps, fans, conveyors).

5. **Modular and Scalable Design**

- The **DS-MB-L6** designation suggests a **modular bus (DS-MB)** configuration, allowing for easy expansion or reconfiguration of control modules. This flexibility is useful for future upgrades or system modifications.

6. **Compliance with Industrial Standards**

- The unit meets **NEMA 4/4X or IP65/IP66** enclosure ratings (depending on configuration), providing protection against dust, water, and corrosion. This is critical for applications in factories, outdoor environments, or corrosive atmospheres.

7. **Technical Support and Warranty**

- Rockwell Automation offers extensive technical documentation, training, and warranty support. Authorized distributors and service providers can assist with installation, troubleshooting, and maintenance.

8. **Reduced Mechanical Wear**

- By controlling motor speed precisely, the VFD minimizes mechanical stress on belts, gears, and bearings, leading to longer equipment life and fewer repairs.

9. **Remote Monitoring and Predictive Maintenance**

- The drive supports **Ethernet/IP or DeviceNet** for remote diagnostics, allowing operators to monitor performance, detect faults early, and schedule maintenance proactively.

10. **Compatibility with 460VAC Systems**

- The **460VAC** rating ensures compatibility with standard industrial power distributions in North America and other regions, avoiding the need for additional transformers or voltage conversions.

---

#### **Cons:**

1. **High Initial Cost**

- VFDs, especially from reputable brands like Allen-Bradley, are **more expensive upfront** compared to basic motor starters or non-branded alternatives. The cost may be a barrier for small businesses or projects with tight budgets.

2. **Complex Installation and Configuration**

- Setting up a VFD requires **technical expertise**, including proper wiring, programming, and integration with the motor and control system. Mistakes during installation (e.g., incorrect sizing, poor grounding) can lead to **equipment damage or safety hazards**.

- Additional components (e.g., **snubbers, harmonic filters, or surge protectors**) may be needed, increasing installation complexity and cost.

3. **Potential for Electrical Noise and Harmonics**

- VFDs introduce **harmonic distortions** into the electrical system, which can affect other sensitive equipment. While the **1336-T series** includes some mitigation features, additional **active or passive filters** may be required in sensitive applications (e.g., data centers, precision machinery).

4. **Limited Lifespan Compared to Basic Starters**

- While VFDs are durable, they **may not last as long as a simple motor starter** in very low-duty-cycle applications. However, their efficiency and control benefits often outweigh this trade-off in most industrial settings.

5. **Dependence on Power Quality**

- VFDs are sensitive to **voltage fluctuations, surges, and poor power factor**. In facilities with unstable power supplies, additional **UPS systems or power conditioners** may be necessary, adding to the overall cost.

6. **Training Requirements**

- Operators and maintenance personnel may need **training** to properly use, troubleshoot, and maintain the VFD. This can involve additional time and resources for training programs.

7. **Potential for Overkill in Simple Applications**

- For **basic on/off motor control** (e.g., small pumps or fans with constant loads), a VFD may be **more expensive than necessary**. In such cases, a **manual starter or basic soft starter** could suffice.

8. **Compatibility Issues with Non-Standard Motors**

- If the motor connected to the VFD is **not properly sized or rated**, it can lead to **overheating, reduced efficiency, or premature failure**. Ensuring the motor is **VFD-compatible** (e.g., proper insulation class, enclosure) is critical.

9. **Spare Parts and Obsolescence Risk**

- While Allen-Bradley is a stable brand, **older models may eventually become obsolete**, making spare parts harder to find. Always verify **end-of-life (EOL) status** before purchasing.

10. **Integration Challenges with Non-Rockwell Systems**

- If the facility uses **non-Rockwell automation** (e.g., Siemens, Schneider, or third-party PLCs), additional **gateways or protocol converters** may be needed for seamless communication, adding complexity.

---

### **Conclusion:**

The **Allen-Bradley 1336-T-B075-AA-CE-CM-DS-MB-L6 (75 HP, 460VAC VFD)** is a **high-quality, reliable, and feature-rich** solution for applications requiring **precise motor control, energy efficiency, and integration with Rockwell Automation systems**. Its **advanced diagnostics, modular design, and industrial-grade construction** make it ideal for **factories, process industries, or automation-heavy environments** where performance and longevity are critical.

However, the **high upfront cost, technical installation requirements, and potential electrical compatibility issues** mean it may **not be the best choice for simple or budget-constrained applications**. Businesses should carefully assess whether the **long-term benefits (energy savings, reduced maintenance, extended equipment life)** justify the investment.

For **large-scale industrial applications, variable load processes (pumps, fans, conveyors), or facilities already using Rockwell Automation**, this VFD is an **excellent recommendation**. For **smaller setups, constant-load applications, or tight budgets**, alternatives like **basic VFDs (e.g., Schneider Altivar, Siemens Sinamics), soft starters, or manual starters** may be more cost-effective.

---

### **Final Recommendation:** **Buy the Allen-Bradley 1336-T-B075-AA-CE-CM-DS-MB-L6 if:**

You are part of a **Rockwell Automation ecosystem** and need seamless integration.

Your application requires **variable speed control, energy efficiency, or regenerative braking**.

You operate in an **industrial environment** where reliability and diagnostics are critical.

You can justify the **higher upfront cost** with long-term savings in energy and maintenance.

**Consider alternatives if:**

Your budget is **limited**, and a simpler VFD or soft starter would suffice.

Your motor control system is **non-Rockwell**, and integration complexity is a concern.

Your application has **constant load requirements**, making a basic starter more appropriate.

You lack **technical expertise** for installation and troubleshooting.

**Additional Tips Before Purchase:**

- **Verify motor compatibility** (ensure the motor is rated for VFD operation).

- **Check power quality** in your facility; consider harmonic filters if needed.

- **Consult a Rockwell Automation specialist** for proper sizing and configuration.

- **Compare total cost of ownership (TCO)** factor in energy savings, maintenance costs, and lifespan.

- **Check for refurbished or remanufactured units** if new is too expensive, but ensure warranty coverage.

For most **large industrial applications**, this VFD is a **strong, well-supported choice** that delivers superior performance over its lifespan.

Details:

We combine all shipping. ALLEN-BRADLEY 75 HP MOTOR CONTROL AC VFD, model NO. SHIPPING PACKAGED ITEMS: Orders put in before 8am will got out the same day, orders placed after next day. Warranty begins on the date merchandise is received.

460 VOLT AC IN/OUT. COMPANY NAME, ADDRESS and PHONE NUMBER.

part #: 1336-t-b075-aa-ce-cm-ds-mb-l6 price

  • $2249.99

specifications variablfrequen:

  • brand: Allen-bradley
  • mpn: 1336-t-b075-aa-ce-cm-ds-mb-l6
  • part type: Control Ac Hp Motor
  • input voltage: 460 V
  • enclosure: Nema 1
  • rated load: 75 Hp

seller variablfrequen:

  • city: Pennsauken, New Jersey
  • rating: 100.0%
  • # reviews: 12364

general variablfrequen:

  • Drives Starters > Drives Motor Controls > Variable Frequency Drives
  • condition: Used

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  • time: 30 Days

offer variablfrequen:

  • quantity: 1
  • started: April 15, 2026
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home

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part type: control ac hp motor, input voltage: 460 v, enclosure: nema 1, rated load: 75 hp,
category: business & industrial > drives starters > drives motor controls > variable frequency drives, sku: 15010580066103722,
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  • Used. Offer #1 priced at $2249.99 + $Calculated shipping estimate = $2249.99* total. LOCATED TOP FLOOR EMJ 460 VOLT AC IN/OUT.+$Calculated shipping

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