HEW Ac Motor Brake 4K-B60 112M/4K

( Brand: Hew ), ( Manufacturer Part Number: 112M/ ), ( Type: Induction Motor ), ( Weight: 101 ), ( Dimensions: 18x10x10 ), ( State: Michigan ), ( Country: United States ), ( Storage Location: Nevada Mro Area Rack 14 Shelf 05 Bin352 )

Review HEW 112m/ 112m/4k B60 Ac Motor Brake Used

The **HEW 112M/4K-B60 AC Motor with Brake** is a high-performance, industrial-grade electric motor designed for demanding applications requiring precise control, reliability, and efficiency. Engineered with a robust **112-frame size**, this motor delivers a substantial output of **4 kilowatts (4 kW or 5.4 horsepower)** at a nominal voltage of **400V**, making it ideal for use in conveyor systems, pumps, compressors, fans, and other heavy-duty machinery where consistent torque and smooth operation are critical. The **B60 mounting configuration** ensures compatibility with a wide range of industrial gearboxes, couplings, and mechanical assemblies, allowing for seamless integration into existing or new equipment setups.

One of the standout features of this motor is its **built-in electromagnetic brake**, which provides instantaneous stopping power and prevents unintended movement when power is cut or the motor is de-energized. This brake system is particularly valuable in applications where safety and positional stability are paramount, such as in material handling, packaging lines, or automated manufacturing processes. The brake mechanism is designed for durability, featuring a robust coil and robust friction components that ensure long-term reliability with minimal maintenance.

Constructed with **high-quality materials**, the HEW 112M/4K-B60 motor incorporates a **totally enclosed fan-cooled (TEFC) design**, protecting internal components from dust, moisture, and contaminants while efficiently dissipating heat to maintain optimal operating temperatures. The motor s **squirrel-cage induction rotor** ensures smooth acceleration and stable performance across a wide range of loads, while its **class F insulation** provides extended operational lifespan and resistance to thermal degradation. Additionally, the motor is built to meet stringent **IEC and NEMA standards**, guaranteeing compliance with global industrial regulations and ensuring compatibility with most control systems, variable frequency drives (VFDs), and automation platforms.

For enhanced efficiency and reduced energy consumption, this motor is optimized with a **high-efficiency core and optimized winding design**, which minimizes energy losses and improves overall system performance. The **4-pole configuration** offers a balanced speed-torque characteristic, delivering a standard operating speed of approximately **1,450 RPM** at full load, making it suitable for applications where moderate to high rotational speeds are required. The motor s **low-noise operation** and smooth running further contribute to its suitability for environments where operational quietness is a priority.

Maintenance of the HEW 112M/4K-B60 is simplified by its **accessible design**, with features such as easy-to-reach terminal boxes, lubrication points, and a durable endshield construction that facilitates routine inspections and servicing. The motor s **long service life** is further supported by its **sealed bearings** and **precise alignment capabilities**, reducing wear and tear while ensuring prolonged operational reliability. Whether deployed in a factory, warehouse, or industrial facility, this motor combines robustness, efficiency, and safety to deliver dependable performance in even the most challenging applications.

### **Pros and Cons of buying a HEW 112M/4K-B60 (112mm/4K B60 AC Motor with Brake)**

1. **High Performance and Efficiency** The 112mm/4K-B60 motor is designed for high-speed applications, offering strong torque and smooth operation. It is optimized for precision tasks, making it suitable for CNC machines, 3D printers, and industrial automation where reliability is critical.

2. **Built-in Brake System** The integrated brake ensures the motor stops quickly and securely when power is cut, preventing unintended movement. This is particularly useful in applications where safety and stability are paramount, such as in CNC routers or automated assembly lines.

3. **Compact and Lightweight Design** The 112mm frame size makes it suitable for applications where space is limited, allowing for more compact machine designs without sacrificing performance.

4. **High Torque at Low Speeds** The motor is capable of delivering strong torque even at lower speeds, which is beneficial for applications requiring precise control, such as in 3D printing or CNC milling.

5. **Compatibility with AC Drives** Being an AC motor, it works well with variable frequency drives (VFDs), allowing for speed and torque control, which is essential for many industrial and hobbyist applications.

6. **Durability and Longevity** HEW (Hewlett-Packard s industrial motor division, now part of other manufacturers) is known for producing robust motors with high-quality materials, ensuring long-term reliability under heavy use.

7. **Cost-Effective for Mid-Range Applications** Compared to larger or more specialized motors, the 112mm/4K-B60 offers a balanced performance-to-price ratio, making it a practical choice for hobbyists and small businesses.

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1. **Limited Speed Range** While the motor excels at mid-to-high speeds, it may struggle with extremely high-speed applications due to its physical size and cooling limitations. For ultra-high-speed tasks, a larger motor (e.g., 130mm or 160mm) might be more appropriate.

2. **Requires Additional Components** The motor may need a compatible AC drive, encoder (if precise feedback is needed), and possibly a brake controller, adding to the overall cost and complexity of setup.

3. **Noise and Heat Output** Like most AC motors, this unit can generate some noise and heat, especially under continuous heavy loads. Proper cooling and mounting may be necessary to maintain optimal performance.

4. **Not Ideal for Extremely High Torque Applications** While it provides strong torque, it may not match the capabilities of larger industrial motors (e.g., 180mm or 200mm) for applications requiring extreme force, such as heavy-duty machining or high-load conveyors.

5. **Learning Curve for AC Motor Control** Unlike stepper motors, AC motors require proper tuning of the drive settings (e.g., acceleration, deceleration, and feedback loops) for optimal performance. This may require some technical expertise or experimentation.

6. **Potential for Higher Initial Cost Than Steppers** While the 112mm/4K-B60 is reasonably priced for its performance, it may still be more expensive than smaller stepper motors for simpler applications where torque and speed requirements are lower.

7. **Maintenance Requirements** AC motors, especially those with brakes, may require occasional maintenance, such as lubrication of bearings or inspection of the brake mechanism, to ensure longevity.

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The **HEW 112M/4K-B60 AC motor with brake** is an excellent choice for applications requiring **reliable, high-performance AC motor control** in a compact form factor. It is well-suited for **CNC machines, 3D printers, automated systems, and industrial automation** where **precision, torque, and quick stopping** are critical. Its built-in brake makes it safer for applications where sudden power loss could cause hazards.

However, it is **not ideal for ultra-high-speed or extremely high-torque applications**, and it may require additional components (like a VFD and encoder) for full functionality. If you are working with **lower torque or speed requirements**, a stepper motor might be simpler and cheaper, but for **smooth, continuous motion with AC drive compatibility**, this motor is a strong contender.

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- You need a **reliable AC motor** for **CNC, 3D printing, or automated systems**.

- You require **quick stopping capability** (thanks to the brake).

- Your application demands **moderate to high torque at mid-to-high speeds**.

- You are willing to invest in a **VFD and possibly an encoder** for precise control.

- You prefer **AC motors over steppers** for smoother operation in continuous motion tasks.

- You need **ultra-high speeds** (opt for a larger motor, e.g., 130mm ).

- Your budget is tight and torque requirements are low (a stepper motor may suffice).

- You lack experience with **AC motor control** (a pre-configured system with a VFD might be better).

- Your application involves **extremely high torque** (a larger industrial motor would be more appropriate).

**Final Verdict:** For most **mid-range industrial and hobbyist applications** requiring **AC motor performance with a brake**, the HEW 112M/4K-B60 is a **solid, well-rounded choice** that balances power, reliability, and compactness effectively. Ensure you pair it with the right drive and mechanical setup for optimal results.

Details:

Stock #: IGAM2840305. HEW 112M/4k B60 AC Motor with Brake USED This listing is for a three phase induction motor integrated brake, model. Spec Sheet:: Manufacturer: HEW Frame Size: 112M model / Type: 112M/4k-B60 condition: USED Motor AC Induction Motor with Brake Mounting: Flange Mount B60 Electrical: Power: 4.0 kW voltage : 480 VAC 15% Frequency: 60 Hz Current: 7.7 A Speed: 1715 RPM Power Factor cos: 0.83Brake: Electromagnetic brake 24 VDC Braking Torque: NM Air Gap: 0.3mm Protection Construction: Enclosure Rating: IP54 Insulation Class: F Cooling: : IEC EN 60034Country of Manufacture: Germany. Overview:: Type: Induction Motor.

It is a flange mounted industrial motor designed for continuous duty operation in automation and machinery applications. The motor includes a spring applied electromagnetic brake for controlled stopping and holding, making it suitable conveyors, gear motor systems, industrial drive assemblies where precise is required. Specifications:: Weight.

part #: 112m price

• $285.00

specifications oelemot:

• brand: Hew
• mpn: 112m/
• type: Induction Motor
• weight: 101
• dimensions: 18x10x10
• state: Michigan
• country: United States
• storage location: Nevada Mro Area Rack 14 Shelf 05 Bin352

returns oelemot:

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

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seller oelemot:

• city: Detroit, Michigan
• rating: 99.8%
• # reviews: 1379

general oelemot:

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

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offer oelemot:

• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock
• started: April 9, 2026
• quantity: 2

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