LCA Compression Lugs Panduit LCA Compression Lugs are to be used with stranded copper conductors. These lugs feature an inspection window to ensure full conductor insertion and color-coded barrels visually. The LCA compression lugs are Tin-plated and 35KV voltage-rated. These conductors are UL-listed and CSA-certified at temperature rated 90°C (AL9CU). The LCA compression lugs meet NEBS Level 3 standards.