Trane BLK00940 6 Terminal Block LVTB is an electrical connection component designed for compatible Trane HVAC equipment and control systems. It provides a secure point for connecting and organizing multiple low-voltage wires, allowing electrical signals and control power to pass between system components. Commonly used in air conditioners, heat pumps, air handlers, and other HVAC cont... https://www.partshnc.com/trane-blk00940-6-terminal-block-lvtb