WEG TBX-STOPPLUG-M50-NP - FITTING CAP BRASS M50X1,5
WEG

TBX-STOPPLUG-M50-NP

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Overview

The WEG TBX-STOPPLUG-M50-NP Brass Fitting Cap M50X1.5 is a precision-engineered component designed to safeguard industrial motor systems by sealing threaded openings against contaminants, moisture, and mechanical damage. Manufactured from high-grade brass, this fitting cap ensures durability and corrosion resistance in demanding environments, making it an essential part of motor maintenance and protection strategies. As a genuine WEG OEM part, the TBX-STOPPLUG-M50-NP guarantees exact fitment and optimal performance, preserving the integrity of motor assemblies while maintaining warranty compliance. This fitting cap is specifically engineered for motors and industrial equipment where threaded ports require temporary or permanent sealing. The M50X1.5 metric threading ensures compatibility with a wide range of motor housings, gearboxes, and control panels, providing a secure and leak-proof closure. Brass is the material of choice for such applications due to its excellent machinability, resistance to dezincification, and ability to withstand high mechanical stress without deformation. Whether used during storage, transportation, or routine maintenance, this cap prevents ingress of dust, water, and corrosive agents that could compromise motor efficiency or lead to premature failure. Industries that rely on this component include manufacturing, mining, oil & gas, water treatment, and renewable energy, where motors operate in harsh or variable conditions. The TBX-STOPPLUG-M50-NP is ideal for sealing unused ports on electric motors, pumps, compressors, and control enclosures. It is also commonly used during motor refurbishment or reconditioning to protect internal components from environmental exposure. Professionals select this fitting cap for its precision threading, robust construction, and compatibility with WEG’s motor systems, ensuring seamless integration and long-term reliability. Installation is straightforward: the cap is threaded into the designated port by hand or with standard tools, requiring no special equipment. For optimal performance, ensure the mating surface is clean and free of debris before installation. Regular inspection is recommended to confirm the cap remains securely in place and undamaged. Using authentic OEM parts like the TBX-STOPPLUG-M50-NP eliminates the risk of mismatched threads or substandard materials that can lead to system failures or voided warranties. WEG, a global leader in electric motor technology, is trusted by industrial operators worldwide for its commitment to quality, innovation, and reliability. The company’s OEM components are engineered to meet or exceed industry standards, ensuring consistent performance in critical applications. By choosing the TBX-STOPPLUG-M50-NP, you invest in a product that delivers long service life, reduces downtime, and supports the overall efficiency of your motor systems. This fitting cap is not just a simple accessory—it is a vital safeguard for protecting your most valuable industrial assets.
  • Precision M50X1.5 metric threading for secure fitment
  • High-grade brass construction for corrosion resistance and durability
  • Genuine WEG OEM part ensuring compatibility and warranty compliance
  • Protects motor ports from contaminants, moisture, and mechanical damage
  • Ideal for storage, maintenance, and refurbishment applications

Specifications

Material
Brass
Size
M50x1.5
Package Weight (Imperial)
0.733 LB
Conduit Fitting, Straight with External Male Thread, Conduit Size 16mm, 1/2 Inch NPT Thread, Suitable for Unbraided Nylon Conduit, Approved for Zone 1 and 2, Zone 21 and 22, IP66 Rating, Nickel Plated Brass

EXPQA0304

Conduit Fitting, Straight with External Male Thread, Conduit Size 16mm, 1/2 Inch NPT Thread, Suitable for Unbraided Nylon Conduit, Approved for Zone 1 and 2, Zone 21 and 22, IP66 Rating, Nickel Plated Brass
FITTING CAP BRASS NPT 3/4"

TBX-STOPPLUG-.75-BR

FITTING CAP BRASS NPT 3/4"

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.