WEG Strategic Partner Distributor
WEG 12518ET3E444TF3-W22 - MOTOR 125HP 4P 444/5T WFF2
WEG

12518ET3E444TF3-W22

UPC: 7909322678948

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Overview

The WEG 125HP 4P 444/5T WFF2 Totally Enclosed Fan-Cooled (TEFC) motor (SKU: 12518ET3E444TF3-W22) is a robust industrial workhorse engineered for demanding applications where reliability, durability, and performance are non-negotiable. Designed by WEG, a global leader in electric motor technology, this 125-horsepower motor delivers consistent torque and efficiency across a wide range of industrial environments. Its Totally Enclosed Fan-Cooled (TEFC) construction ensures superior protection against dust, moisture, and contaminants, making it ideal for harsh operating conditions—whether installed indoors in dusty factories, outdoors in humid climates, or in areas with high exposure to particulates. This motor features a sealed enclosure that prevents the ingress of foreign materials, while an external fan provides efficient cooling to maintain optimal operating temperatures even under continuous duty cycles. The 4-pole design (4P) delivers balanced speed and torque characteristics, making it well-suited for applications requiring steady rotational output. With a frame size of 444/5T, this motor adheres to standardized dimensional specifications, ensuring compatibility with a broad ecosystem of industrial equipment and mounting configurations. Industries that rely on the WEG 125HP 4P 444/5T WFF2 TEFC motor include water and wastewater treatment, mining, oil and gas, manufacturing, HVAC systems, and material handling. Typical applications include driving centrifugal pumps, large fans and blowers, compressors, conveyors, and industrial machinery. Its versatility extends to variable frequency drive (VFD) compatibility, enabling precise speed control and energy savings in applications where load conditions fluctuate. WEG motors are renowned for their premium-grade materials, precision engineering, and rigorous quality control processes. Each unit undergoes comprehensive testing to ensure compliance with international standards such as IEC, NEMA, and IEEE, guaranteeing long service life and minimal maintenance requirements. The manufacturer’s global reputation for innovation and reliability—backed by decades of experience—makes the WEG 125HP 4P 444/5T WFF2 a trusted choice for engineers and maintenance professionals seeking a dependable motor solution. Installation is straightforward thanks to standardized mounting dimensions and robust terminal boxes designed for easy wiring. Maintenance is simplified by the TEFC design, which reduces the need for frequent inspections and cleaning. For optimal performance, professionals should ensure proper alignment, adequate ventilation, and correct electrical supply matching the motor’s voltage and frequency specifications. With a focus on energy efficiency and operational longevity, this WEG motor delivers exceptional value in both new installations and retrofit projects across diverse industrial sectors.
  • 125 HP, 4-pole, Totally Enclosed Fan-Cooled (TEFC) design for superior protection
  • Ideal for dusty, humid, or outdoor environments with sealed enclosure
  • Compatible with pumps, fans, compressors, conveyors, and industrial machinery
  • High-efficiency operation with premium materials and precision manufacturing
  • WEG brand reliability with global compliance and long service life

Specifications

Poles
4P
Series
WFF2
Package Weight (Imperial)
1737.305 LB
KIT BEARING SEALING RING W3 SEAL LABYRIN

W3-SEAL-6314

KIT BEARING SEALING RING W3 SEAL LABYRIN
KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN

TERMBLCK-112/132-12P

KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN

Frequently Asked Questions about WEG

What certifications and standards do WEG products comply with?

WEG products meet extensive international standards across multiple critical categories, including safety, electromagnetic compatibility (EMC), functional safety, and regulatory compliance. Key certifications include UL, cUL, CE, TÜV Rheinland, and compliance with international standards such as EN 61800 series, IEC 61508, ISO 13849-1, and directives like Low Voltage (2014/35/EU), EMC (2014/30/EU), and RoHS. Their products are certified for safe operation in various industrial environments, with specific standards covering electrical safety, thermal performance, electromagnetic immunity, and environmental protection.

What is WEG's warranty policy?

WEG offers an 18-month standard warranty for automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Repairs must be performed by authorized WEG service, and the warranty is limited to the replacement or repair of the product itself, excluding consequential damages. Extended warranty options are available, including purchasing additional coverage at 2.5% of the product's selling price per year, up to 4 additional years.

What industries and applications are WEG products used for?

WEG products are extensively used across multiple industrial sectors, including packaging equipment, material handling, food processing, pumps, medical/lab equipment, door/gate openers, office machinery, and lawn/garden applications. Their versatile DC motors and variable frequency drives (VFDs) are designed for general industrial use, with solutions ranging from off-the-shelf products to custom OEM designs that meet UL/CSA standards for diverse manufacturing and processing environments.

What technical support does WEG offer?

WEG offers comprehensive technical support through multiple channels, including a dedicated Automation Service Department accessible via toll-free phone (1-877-934-3748) and email ([email protected]). They maintain a global network of accredited service centers worldwide, which customers can locate on their website. Additionally, WEG provides warranty support and technical assistance for their industrial automation products, with pre-approval required for warranty repairs.

What are the key features of WEG products?

WEG products feature advanced industrial automation technologies with key characteristics including high performance, flexibility, and connectivity. Their flagship CFW900 Variable Speed Drive demonstrates core product strengths: intelligent thermal management, built-in safety functions, IoT readiness, advanced energy saving capabilities, and comprehensive communication protocols. WEG drives offer robust performance with features like 150% overload capacity, modern graphic HMI, plug-and-play expansion modules, and compatibility across multiple industrial segments including food and beverage, pulp and paper, and manufacturing.

What communication protocols do WEG products support?

WEG products support multiple industrial communication protocols across their product lines, including EtherNet/IP, Modbus-TCP, Modbus-RTU, CANopen, and optional protocols like Profibus-DP and DeviceNet. Specifically, the PLC500 offers 2x Gigabit Ethernet Ports, 1x CAN Port, and 1x RS485 port, enabling seamless integration with major industrial communication networks.

What environmental ratings do WEG products have?

WEG products feature multiple environmental ratings and protection classes. They offer Protection Class 3C2 as a standard coating and Protection Class 3C3 as an optional extra coating, both compliant with IEC 60721-3-3. Environmental specifications include air relative humidity from 5% to 95% non-condensing, altitude ratings up to 1,000m standard (with current derating above that), and Pollution Degree 2 classification with non-conductive pollution requirements.

What accessories are available for WEG products?

WEG offers a comprehensive range of accessories across multiple product lines. For variable frequency drives like the CFW900, accessories include I/O expansion modules, communication modules, encoder modules, temperature transducer modules, relay output modules, and HMI accessories. These accessories expand communication capabilities, input/output functions, and application flexibility. Most accessories are interchangeable between drive frames and can be installed in backplane slots, with communication network accessories limited to one per variable speed drive.

What are the main product lines offered by WEG?

WEG offers a comprehensive range of industrial automation products, including variable frequency drives (CFW series like CFW100, CFW300, CFW500), soft starters (SSW series including SSW05, SSW07, SSW900), and the innovative Motion Fleet Management (MFM) system for predictive maintenance and asset monitoring. Their product lines are designed to support industrial automation needs across various sectors, providing solutions for motor control, fleet management, and operational efficiency.

How are WEG products typically installed?

WEG products are typically installed with careful attention to mounting specifications, protection ratings, and airflow requirements. For variable speed drives like the CFW900, installation methods include surface mounting, flange mounting, and side-by-side configurations with specific clearance guidelines. Installers must follow precise dimensional requirements for each product frame size, ensuring proper ventilation and electrical connections.