WEG 12518OT3ERB405T-W40 - MOTOR 125HP 4P 404/5T WFA2
WEG

12518OT3ERB405T-W40

UPC: 7909323907191

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Overview

The WEG 125HP 4P 404/5T WFA2 Industrial Motor (SKU: 12518OT3ERB405T-W40) is engineered for demanding industrial environments requiring robust and dependable power. This integral horsepower motor, specifically an Open Drip-Proof (ODP) design, excels in applications where clean, indoor conditions prevail and external contamination is minimal. The ODP enclosure features ventilation openings strategically designed to prevent liquid or solid particles from entering at angles up to 15 degrees from the vertical, ensuring operational integrity and longevity. WEG is a globally recognized leader in motor manufacturing, renowned for its commitment to quality, innovation, and performance. This 125 HP motor embodies that reputation, built with premium materials and subjected to rigorous precision manufacturing processes and comprehensive quality testing. This meticulous approach guarantees a long service life and consistent, reliable performance, minimizing downtime and maximizing productivity for your critical operations. The WFA2 series represents WEG's dedication to delivering efficient and durable motor solutions. This motor's specifications, including its 125 horsepower rating, 4-pole design for optimal speed and torque characteristics, and the 404/5T frame size, make it suitable for a wide array of heavy-duty industrial equipment. Its versatility allows for seamless integration into systems such as: * **Pumps:** Essential for water treatment, chemical processing, and general fluid transfer. * **Fans and Blowers:** Crucial for HVAC systems, industrial ventilation, and material handling. * **Conveyors:** Powering material transport in manufacturing, warehousing, and mining. * **Compressors:** Driving air and gas compression for various industrial processes. * **Machinery Drives:** Providing the motive force for a multitude of manufacturing and processing machinery. The 404/5T frame size is a standard industry designation, facilitating ease of replacement and integration with existing equipment mounting configurations. The 4-pole construction typically indicates a motor designed for operation at approximately 1800 RPM (at 60Hz), a common speed for many industrial applications requiring a balance of power and rotational velocity. Choosing an ODP motor like the WEG 12518OT3ERB405T-W40 is a strategic decision for facilities prioritizing efficient cooling in controlled environments. The open design allows for maximum airflow across the motor windings, dissipating heat effectively and preventing thermal overload, even under sustained heavy loads. Professionals selecting this motor can be confident in its ability to deliver consistent power output and withstand the rigors of continuous industrial operation. Invest in the reliability and performance that WEG motors are known for, ensuring your operations run smoothly and efficiently.
  • 125 HP, 4-Pole, 404/5T Frame Industrial Motor
  • Open Drip-Proof (ODP) Enclosure for clean, indoor environments
  • Designed to prevent liquid/solid ingress at angles up to 15° from vertical
  • WEG premium materials and precision manufacturing for long service life
  • Ideal for pumps, fans, conveyors, compressors, and machinery drives

Specifications

Poles
4P
Series
WFA2
Package Weight (Imperial)
1166.86 LB
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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.