It appears as a type of major light source in every episode so far.
- In "The Order of the Stone", some redstone lamps can be seen in Jesse's Treehouse.
- In "The Last Place You Look", a secret passageway in the Wool World will open if all the redstone lamps are activated with Levers.
- In "A Block and a Hard Place", there were pink and blue redstone lamps at Ivor's Cottage in the puzzle area before entering the enchantment room.
- In "Access Denied", PAMA's computer face is powered by redstone lamps with two colors; green for the exterior and red for the interior.