The Lutron Nova T NTELV-300-BL is a single-pole electronic low-voltage dimmer rated at 120V/300W, designed for residential and commercial ELV lighting loads in a black finish. Slide-action control provides intuitive brightness adjustment with a smooth dimming curve suited to electronic low-voltage transformers. The enclosed heat sink maintains a clean, flush appearance, and multi-gang alignment simplifies installation in multi-switch configurations.