Ks39

The phrase 'KS39' primarily refers to a high-strength split bolt connector manufactured by Burndy (a Hubbell company) under the SERVIT® sub-brand. It is a critical component in the electrical industry, specifically designed for heavy-duty grounding and direct burial applications HubbellHubbellcdn.

Product Overview: KS39 Split Bolt Connector

The KS39 is engineered for making electrical connections between copper conductors without the need for specialized crimping tools Titanwnc.

• Core Function: Used to join or tap copper stranded wires ranging from 4/0 AWG to 750 kcmil Hubbell.
• Material: Crafted from a compact, high-strength copper alloy that provides high conductivity and resistance to corrosion and seasonal cracking StateelectricHubbellcdn.
• Key Certifications: It is UL467 Listed for direct burial in earth or concrete and meets UL486A/B standards for safety and performance Hubbellcdn.
• Technical Specifications:
• Torque Rating: 1,000 in-lb Mc-McHubbell.
• Dimensions: Length overall is approximately 3.51 inches with a width of 1.94 inches Hubbell.
• Connection: Designed for copper-to-copper wire connections Grainger.

Market Trends & Insights

The market for products like the KS39 is part of the broader electrical connector industry, which is experiencing robust growth driven by infrastructure upgrades and renewable energy expansion.

• Industry Growth: The global connector market is projected to reach approximately $91.3 billion by 2026, growing at a CAGR of 7.2% Fortunebusinessinsights. Industry forecasts specifically predict a significant year-over-year surge of 12.5% in 2025 following steady gains in previous years ConnectorsupplierSamtec.
• Demand Drivers:
• Infrastructure & Construction: Ongoing modernization of power grids and the construction of underground utility systems drive steady demand for direct burial rated connectors like the KS39 HubbellCabletiesunlimited.
• Renewable Energy: Solar and wind farm installations require high-performance grounding solutions that can withstand harsh outdoor environments CabletiesunlimitedIdealelectricalinc.
• Consumer Interest: Search interest for "electrical connectors" has shown a significant upward trend in early 2026, reaching its peak in April 2026, reflecting increased project activity and sourcing needs .
• Material Trends: Copper remains the industry standard for these connectors due to its superior thermal expansion properties and conductivity compared to aluminum or brass alternatives CnrockboltPole-Hardware.

Sourcing & Availability

• Supplier Landscape: Burndy is the dominant manufacturer, but compatible "split bolt" products are widely available through major industrial distributors like Grainger, Bisco Industries, and specialized electrical wholesalers GraingerBiscoindGordonelectricsupply.
• Pricing Insight: In the B2B market, similar heavy-duty electrical components typically range from $2.00 to $4.00 per unit depending on volume and specific materials (e.g., stainless steel variants or plating) .

While other "KS39" models exist in niche consumer markets (such as specific smartwatch or earbud series numbers), the Burndy KS39 connector is the most significant and widely recognized product associated with this phrase in a business and industrial context StateelectricHubbell.