It does, however, have an infinite supply of ammunition. Not extremely powerful, but its tight spread makes it effective even over longer distances. Super Shotgun - twin barrels full of death. Lethal at close range, a generous pelting at a distance. Uzi - kind of like the shotgun, but smaller and faster.
Short bursts are often more effective.
It takes a while to spin up to full speed, but the results are well worth it. Paired with a Quad, this is absolutely devastating. Grenade Launcher - For when you want to shoot grenades farther or faster than you can by hand. Rocket Launcher - the timeless classic in explosive payload. HyperBlaster - the UAC dug up an early prototype of what eventually became the Plasma Rifle used in the Doom Wars.