The 4 PK Burndy (YS31-L) One-Hole Lug Compression Connectors are designed for secure and reliable electrical connections in high-current applications. These connectors are rated for a maximum wire size of 350 kcmil, making them suitable for heavy-duty electrical systems. The one-hole design ensures easy installation and a stable connection to terminals, providing a strong, permanent connection once properly crimped. They are made from durable materials to ensure optimal conductivity and long-lasting performance in demanding environments. These compression connectors are ideal for industrial and commercial electrical installations, offering both reliability and efficiency.