ABB - Installation Products ST11/4-G - PVC Coated Liquitight Conduit Connector, Straight, Pipe Size 1-1/4 Inch/35 Metric, Minimum .040 Inch (40 mil) PVC Coating on Exterior, Steel Fitting, Dark Gray
ABB - Installation Products

ST11/4-G

UPC: 704508406530


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Overview

The ABB ST11/4-G PVC Coated Liquitight Conduit Connector is a premium-grade, straight-threaded fitting engineered for 1-1/4 inch (35 metric) electrical conduit systems. Constructed from high-strength steel with a minimum .040 inch (40 mil) PVC coating on the exterior, this connector delivers exceptional corrosion resistance and durability in demanding industrial environments. The dark gray finish not only provides a professional aesthetic but also enhances visibility in work zones while maintaining structural integrity under heavy loads and vibrations. Designed for seamless integration into ABB’s Liquitight conduit system, the ST11/4-G ensures secure, leak-proof connections that meet or exceed industry standards for electrical installations. Its robust steel fitting resists deformation and wear, while the thick PVC coating protects against moisture, chemicals, and abrasion—critical for outdoor, underground, or corrosive applications. Whether used in manufacturing plants, commercial buildings, or infrastructure projects, this connector provides long-term reliability without compromising performance. Key features include: - **Corrosion-resistant PVC coating** (minimum 40 mil thickness) for extended service life in harsh conditions - **Precision-engineered steel fitting** for a tight, vibration-resistant connection - **Dark gray finish** for improved visibility and professional appearance - **Straight design** for straightforward installation in linear conduit runs - **Compliance-ready** for use in industrial, commercial, and utility electrical systems Ideal for engineers, electricians, and contractors seeking a dependable solution for conduit systems, the ABB ST11/4-G combines ABB’s trusted quality with the durability required for mission-critical applications. Trusted by professionals worldwide, this connector is part of ABB’s Liquitight series—a line synonymous with innovation and reliability in electrical infrastructure.
  • 1-1/4 inch (35 metric) conduit size compatibility
  • Minimum .040 inch (40 mil) PVC coating for superior corrosion resistance
  • High-strength steel fitting for durable, vibration-resistant connections
  • Dark gray finish for enhanced visibility and professional appearance
  • Designed for use in harsh industrial, commercial, and utility environments

Specifications

Application
To positively bond conduit to box or enclosure
Color
Dark Gray
Color
Gray
Environmental Conditions
Hazardous Locations
Finish
PVC Coated
Material
Steel
Size
1-1/4 Inch/35mm
Special Features
Pressure-Sealing Sleeves Protect the Connection
Type
Liquidtight Conduit Fitting - Straight
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
0.690 L
Package Weight (Metric)
0.313 kg
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458-SLTIUS

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ST11/290-G

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ST11/245-G

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ST11/490-G

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PVC Coated Liquitight Conduit Connector, 45 Degree, Pipe Size 1-1/4 Inch/35 Metric, Minimum .040 Inch (40 mil) PVC Coating on Exterior, Steel Fitting, Dark Gray

ST11/445-G

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ST1-B

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ST11/490SA-G

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Frequently Asked Questions about ABB - Installation Products

How are Thomas and Betts products typically installed?

Thomas and Betts products are installed using a variety of methods tailored to specific applications, including the use of flexible cords and cable fittings, non-metallic cable glands, and armored cable fittings. Proper selection of fittings is crucial to match the cable type and installation environment, ensuring durability and preventing physical damage. Tools such as the Blackburn® Comfort Crimp® and HEX-FLEX® systems enhance installation efficiency and reliability, reducing labor time and ensuring secure connections.

What accessories are available for Thomas and Betts products?

Thomas and Betts offers a comprehensive range of accessories for their products, including various cord and cable fittings, non-metallic cable glands, service entrance cable fittings, and armored cable fittings. Their accessories are designed to enhance installation efficiency and ensure compatibility with different cable types and environmental conditions, providing reliable connections for a wide array of applications.

What environmental ratings do Thomas and Betts products have?

Thomas and Betts products feature robust environmental ratings, including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. These ratings ensure that their products are designed to withstand harsh industrial environments, with capabilities to resist dust, water, and corrosion, and operate effectively in a wide temperature range.

What communication protocols do Thomas and Betts products support?

Thomas and Betts products support a wide range of industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, and others. This extensive compatibility ensures seamless integration and reliable communication across various industrial automation systems, catering to diverse application needs.

What are the key features of Thomas and Betts products?

Thomas and Betts products are known for their innovative designs, high performance, and compliance with industry standards such as the National Electrical Code and Underwriters' Laboratories. They offer a comprehensive range of rugged and reliable electrical fittings, including liquidtight and dust-tight connections, which enhance installation efficiency and reduce overall project costs. Their products are engineered for durability in harsh environments, ensuring long-term reliability and lower installed costs.

What are the main product lines offered by Thomas and Betts?

Thomas and Betts offers a comprehensive range of product lines including electrical connectors, cable management systems, grounding and bonding solutions, and industrial automation components. Their products are designed for durability and reliability in demanding industrial environments, ensuring optimal performance and safety across various applications.

What technical support does Thomas and Betts offer?

Thomas and Betts offers comprehensive technical support, including access to field application engineers for onsite training and installation assistance. Their technical support staff is available to address inquiries related to product specifications and installation practices, ensuring optimal performance and safety of electrical systems. Additionally, they provide a variety of training programs to enhance the knowledge and skills of users in the field.

What industries and applications are Thomas and Betts products used for?

Thomas and Betts products are utilized across various industries including electrical construction, industrial automation, telecommunications, and utilities. Their extensive range of cord and cable fittings, electrical boxes, and metal framing systems are designed for applications that require durability and reliability in harsh environments, ensuring optimal performance in both permanent and temporary installations.

What certifications and standards do Thomas and Betts products comply with?

Thomas and Betts products comply with critical international certifications including UL (Underwriters Laboratories), CSA (Canadian Standards Association), and CE (European Community). Our products are designed to meet rigorous industrial standards such as NEMA enclosure ratings and IEC 60529 IP ratings, ensuring safety and reliability across various industrial applications.

What are the main product lines offered by Ocal?

Ocal offers a comprehensive range of corrosion-resistant conduit systems, including PVC-coated conduit and fittings, conduit bodies, hazardous location fittings, and strut accessories. Their products are designed to provide superior corrosion protection, featuring a hot-dipped galvanizing process and UL listed Type 4X PVC-coated conduit bodies, ensuring durability in the most demanding environments.