Disruptor rifle
A disruptor rifle was a weapon, a rifle modification of a disruptor. These weapons were used by Klingons, Romulans, and Cardassians. They gave off more energy than a disruptor pistol.

The Klingon version of this weapon had induction coils that could burn out. ()

In the mirror universe of 2370,  tried to defend himself with a disruptor rifle but was overwhelmed by Klingons. ()

Karnas of Mordan IV displayed two disruptor rifles on the wall behind his desk, one of them was a modified Klingon disruptor rifle. Karnas took the modified Klingon disruptor rifle and aimed at Admiral Mark Jameson but did not shoot. ()

A party of Ferengi led by Quark and Rom with the mission of rescuing their mother Ishka from Dominion captivity were armed with several Ferengi disruptor rifles in 2374. ()

Types of disruptor rifles 
 Cardassian phase-disruptor rifle
 Dominion disruptor rifle
 Klingon disruptor rifle
 Romulan disruptor rifle

Background information 

nl:Disruptor geweer
Hand-held weapons
Directed energy weapons