Progenitor Chamber

A Progenitor Chamber was a piece of Dalek technology, housing the Progenitors that birthed new Dalek mutants. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe)

During the Kotturuh crisis, the Tenth Doctor examined a Progenitor Chamber aboard the flagship of the Emperor of the Restoration. (COMIC: Defender of the Daleks)

Following the Last Great Time War, the three survivors of the New Dalek Empire had a Progenitor Chamber installed aboard their saucer. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe) After detecting and recovering the last Progenitor device (TV: Victory of the Daleks) that survived the Time War, (PROSE: A History of Humankind) they used chamber to birth the first five members of the New Dalek Paradigm, them being the Drone, the Scientist, the Strategist, the Eternal and the Supreme. (TV: Victory of the Daleks)

Merchandise
The "Dalek Progenitor Room" was released as a Character Building playset by Character Options.