WEG 12518OP3VFP405TS-W40 - MOTOR 125HP 4P 404/5TS WFA2
WEG

12518OP3VFP405TS-W40

UPC: 7909522838913

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Overview

The **WEG 125HP 4P 404/5TS WFA2 Open Drip-Proof (ODP) Motor (SKU: 12518OP3VFP405TS-W40)** is a robust, high-performance industrial motor engineered for demanding applications where reliability, efficiency, and durability are critical. Designed by WEG, a global leader in electric motor technology, this 125-horsepower motor delivers consistent power output while maintaining operational stability in clean, controlled indoor environments. The ODP enclosure ensures optimal cooling through ventilation openings that prevent liquid or solid ingress at angles up to 15 degrees from vertical, making it ideal for facilities where contamination risks are minimal but cooling efficiency is paramount. **Key Features & Technical Excellence** This WEG motor is built to meet the rigorous demands of industrial machinery, featuring premium-grade materials, precision manufacturing, and stringent quality control processes. The **4-pole (4P) design** ensures balanced torque delivery, making it suitable for applications requiring steady rotational speeds and high starting torque. The **404/5TS frame size** provides a standardized footprint for easy integration into existing systems, while the **WFA2 winding insulation system** enhances thermal performance and extends service life by resisting moisture, dust, and electrical stress. WEG’s proprietary **Ventilation System** optimizes airflow, preventing overheating even during prolonged operation—critical for continuous-duty applications. **Versatile Applications Across Industries** The **WEG 125HP 4P 404/5TS WFA2 ODP Motor** is a workhorse across multiple sectors, including: - **HVAC Systems**: Driving large fans, blowers, and air handling units in commercial and industrial buildings. - **Water & Wastewater Treatment**: Powering pumps for fluid transfer, filtration, and pressure boosting in municipal and industrial plants. - **Material Handling**: Operating conveyors, crushers, and feeders in mining, agriculture, and manufacturing. - **Compressed Air Systems**: Serving as the prime mover in industrial compressors for pneumatic tools and processes. - **Machinery Drives**: Providing reliable motion control for lathes, mills, and other production equipment. Its **open drip-proof design** is particularly advantageous in facilities with controlled environmental conditions, such as clean rooms, factories, or warehouses, where external contaminants are minimal but cooling is essential. Unlike totally enclosed motors, ODP units offer superior heat dissipation, reducing the risk of thermal degradation and improving overall energy efficiency. **Why Choose WEG for Industrial Motors?** WEG is a globally recognized manufacturer with decades of expertise in designing motors that balance performance, energy efficiency, and longevity. The **12518OP3VFP405TS-W40** reflects the brand’s commitment to innovation, incorporating: - **High-Efficiency Designs**: Reducing energy consumption and operational costs while meeting or exceeding IE3 efficiency standards. - **Robust Construction**: Cast-iron frames and high-grade aluminum or steel components ensure resistance to vibration, corrosion, and mechanical stress. - **Global Support Network**: WEG provides comprehensive after-sales service, including maintenance programs, spare parts availability, and technical assistance through a worldwide distributor network. - **Compliance & Certifications**: Meets international standards such as **IEC, NEMA, and UL**, ensuring compatibility with global industrial requirements. **Installation & Maintenance Considerations** Proper installation is key to maximizing the lifespan of the **WEG 125HP 4P 404/5TS WFA2 Motor**. Professionals should ensure: - **Alignment**: Precise coupling or belt alignment to prevent bearing wear and vibration. - **Ventilation**: Unobstructed airflow around the motor to maintain optimal cooling. - **Environmental Fit**: Use in indoor or sheltered outdoor settings where the ODP enclosure’s protection is sufficient. - **Regular Inspections**: Periodic checks for bearing lubrication, insulation integrity, and thermal performance to avoid unplanned downtime. For facilities operating in harsh or variable conditions, WEG offers alternative enclosure types (e.g., TEFC or explosion-proof) to match specific environmental challenges. However, for clean, well-ventilated spaces, the **ODP design** remains a cost-effective solution with minimal maintenance overhead. **Conclusion** The **WEG 125HP 4P 404/5TS WFA2 ODP Motor** is a trusted choice for engineers and facility managers seeking a high-performance, low-maintenance motor for heavy-duty industrial applications. With WEG’s reputation for reliability, energy efficiency, and global support, this motor delivers consistent power while minimizing total cost of ownership. Whether driving pumps in a water treatment plant, fans in a manufacturing facility, or compressors in an automotive plant, it stands as a cornerstone of industrial motion control.
  • 125 HP, 4-pole (4P) design for balanced torque and steady speeds
  • Open Drip-Proof (ODP) enclosure for optimal cooling in clean indoor environments
  • WFA2 winding insulation for enhanced thermal and electrical resistance
  • 404/5TS frame size for standardized integration and easy installation
  • WEG’s premium materials and precision manufacturing for long service life

Specifications

Ip Rating
IP12
Material
Cast-Iron, Aluminum/Steel
Mounting Type
WFA2
Poles
4P
Series
WFA2
Size
404/5TS
Package Weight (Imperial)
1129.042 LB
KIT BEARING SEALING RING W3 SEAL LABYRIN

W3-SEAL-6314

KIT BEARING SEALING RING W3 SEAL LABYRIN
SPARE PARTS BLUFFT ELECTRONIC STARTER

SSR30039L

SPARE PARTS BLUFFT ELECTRONIC STARTER

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.