WEG Strategic Partner Distributor
WEG TBX-X440-1X4INCH - KIT TERMINAL BOX 315 EXPL W21
WEG

TBX-X440-1X4INCH

UPC: 7909492035459

Contact for Pricing

Overview

The WEG TBX-X440-1X4INCH Terminal Box Kit is a critical OEM component designed to ensure the safe and reliable operation of explosion-proof motors in hazardous industrial environments. Engineered by WEG, a global leader in electric motor and automation technology, this terminal box kit maintains the integrity of motor systems by providing a secure enclosure for electrical connections while preventing the ingress of hazardous gases, dust, or moisture. Designed for use with WEG 315 frame size motors, this kit is essential for applications where explosion protection is mandated by safety standards, such as oil and gas, chemical processing, mining, and manufacturing plants operating in classified hazardous locations. This genuine WEG terminal box kit (TBX-X440-1X4INCH) is manufactured to exacting OEM specifications, ensuring a precise fit and optimal performance in your motor system. Unlike generic aftermarket alternatives, using authentic WEG components guarantees compliance with international explosion-proof standards, including ATEX, IECEx, and NEC/CEC classifications. The kit includes all necessary hardware and components to replace or upgrade terminal boxes in existing WEG motors, preserving motor efficiency, maintaining warranty coverage, and reducing the risk of costly downtime or safety incidents. Key features of the WEG TBX-X440-1X4INCH Terminal Box Kit include robust construction from high-grade materials resistant to corrosion and mechanical stress, a flameproof design that contains internal explosions, and a secure sealing system to prevent the entry of hazardous substances. The 1x4 inch conduit entry size accommodates standard wiring configurations, while the explosion-proof rating ensures safe operation in Zone 1, Zone 2, Class I/II/III, Division 1, or Division 2 environments. Installation is straightforward for qualified technicians, with clear labeling and mounting provisions that align with WEG motor specifications. Industries that rely on explosion-proof motors—such as petrochemical refining, offshore oil platforms, pharmaceutical manufacturing, and grain processing—demand components that meet the highest safety and performance standards. The WEG terminal box kit is trusted by engineers and maintenance teams for its durability, ease of installation, and long service life, even in the most demanding conditions. By choosing genuine WEG parts, you ensure compatibility with your motor’s electrical system, reduce the risk of certification failures, and maintain compliance with OSHA and other regulatory requirements. WEG’s reputation for innovation and quality extends across its entire product line, from motors and drives to automation solutions. The TBX-X440-1X4INCH terminal box kit exemplifies this commitment, offering a reliable solution for protecting critical motor connections in hazardous areas. Whether you are performing routine maintenance, upgrading an existing system, or specifying new equipment, this terminal box kit delivers the performance and safety assurance required for industrial applications where failure is not an option.
  • Genuine WEG OEM terminal box kit for 315 frame size explosion-proof motors
  • ATEX, IECEx, and NEC/CEC compliant for hazardous area installations
  • 1x4 inch conduit entry size for standard wiring configurations
  • Robust, corrosion-resistant construction for long service life in harsh environments
  • Maintains motor warranty and ensures system integrity in classified hazardous locations

Specifications

Connection Type
Screw Terminal
Material
High-grade corrosion-resistant materials
Series
TBX
Size
315 frame size
Package Weight (Imperial)
223.784 LB
KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN

TERMBLCK-112/132-12P

KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN
KIT FLANGED COVER 112 C-160 OIL SEAL W21

FLC-IM112DIN-AL

KIT FLANGED COVER 112 C-160 OIL SEAL W21
KIT DRIVE ENDSHIELD 200 V RING W21 312 B

DES-E320

KIT DRIVE ENDSHIELD 200 V RING W21 312 B
KIT PROTEC COVER VENTILATION MACH 344X76

VPC-O5010/11-W40

KIT PROTEC COVER VENTILATION MACH 344X76
KIT VENTILATION PROTECTION DISK 225-250

DRCV-E360/400

KIT VENTILATION PROTECTION DISK 225-250
KIT FAN COVER 112 W21

FCO-E180

KIT FAN COVER 112 W21
KIT FAN COVER 132 W21/W22

FCO-E210

KIT FAN COVER 132 W21/W22
KIT TERMINAL BLOCK/CONNECTION TERMINAL

TERMBLCK-ATEX-PINS-6

KIT TERMINAL BLOCK/CONNECTION TERMINAL

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.