Disruptor array
Disruptor arrays were weapons equipped on Klingon and Romulan starships.

The first encounter of Humans with disruptor arrays was  encountering a Klingon  vessel in 2151. ()

Three years later, Enterprise encountered a  battle cruiser with a dorsal disruptor array. ()

By 2368, the Federation was aware that Breen ships also carried disruptors. ()

Romulan  warbirds carried at least one disruptor array on the forward hull of the ship. (; )

Directed energy weapons