Siltec S990 - Connection Sleeves 04
Siltec

S990

Contact for Pricing

Overview

Siltec S990 Connection Sleeves (SKU: S990) are precision-machined metal sleeves for terminating 04 AWG copper conductors in industrial wiring systems. Manufactured by Siltec, a US-based producer of electrical components, these sleeves provide a corrosion-resistant interface for stable electrical continuity. Designed for control panels, machinery wiring, and junction boxes, they are compatible with standard terminal blocks and require no specialized tools beyond basic hand tools. The sleeves meet industry standards for secure connections in demanding environments.
  • Precision-machined metal sleeves for 04 AWG copper conductors
  • Corrosion-resistant interface for stable electrical continuity
  • Compatible with standard terminal blocks
  • No specialized tools required for installation
  • Manufactured by US-based Siltec

Specifications

Connection Type
Cable Termination
Material
Metal
Size
04 AWG
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Frequently Asked Questions about Siltec

What are the main product lines offered by Siltec?

Siltec offers multiple specialized cable tray product lines designed for industrial cable management, including Compact Trays (S115-S116), Single Cable Trays (S320-S327), Cable Separation Trays (S810-S832), and Cable Tray Accessories (S822, S990, S141). These product lines are constructed primarily from 304 and 316 stainless steel, with varying dimensions and cable capacity to suit diverse industrial installation requirements.

What industries and applications are Siltec products used for?

Siltec cable tray systems are engineered for critical industrial applications across multiple sectors, including aerospace, defense, healthcare, mining, oil & gas refineries, power plants, ship building, steel mills, and wastewater treatment. Their specialized cable management solutions are designed for challenging environments, offering UV resistance, oil resistance, and performance across extreme temperatures from -30°C to 80°C, making them ideal for industrial automation, infrastructure, and heavy-duty manufacturing settings.

What are the key features of Siltec products?

Siltec specializes in high-quality stainless steel cable trays designed for precise cable management in industrial environments. Their product line includes multiple cable tray models (S520-S524) featuring 304 stainless steel construction, with varying widths and cable capacity ranging from 8mm to 17mm cable diameters. Key features include modular design, precise cable positioning options, and robust engineering that supports efficient cable routing and organization.

What environmental ratings do Siltec products have?

Siltec products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. Our enclosures are engineered to withstand challenging industrial environments, with operating temperatures ranging from -40°C to 130°C and enhanced UV inhibitors for outdoor applications.

What accessories are available for Siltec products?

Siltec offers a comprehensive range of cable tray accessories including mounting brackets, splice plates, and mounting options for various series like S14, S40B, S41B, S45, S45M, S141, and S145M. Accessories are available in multiple material finishes such as 304 and 316 stainless steel, hot-dip galvanized, and electro-plated zinc, providing flexibility for different industrial environments and mounting requirements.