The Oerlikon KBA is a 25 mm (25×137mm) autocannon, developed as a close range multipurpose weapon for the mechanised battlefield, originally made by Oerlikon (now Rheinmetall AG) and currently produced in Rheinmetall Italia S.p.A. facilities.

OTO 25mm KBA is a stabilized, electric servo-drive assisted naval gun, available in the uncrewed or manned configuration.

This weapon system is a result of a collaboration between OTOBreda (now OTO-Melara) and Oerlikon Italiana. It is intended to replace older 20 mm Oerlikon weapons and fires much more powerful ammunition.

The OTO Single 25mm KBA is a stabilised, electric servo-drive assisted naval gun, available in both unmanned or manned configurations. It is suitable for easy installation, with no deck penetration, as primary weapon on small size vessels or as a secondary weapon on larger ships. Its main role is to neutralize targets in the Anti Surface Warfare,

Oto Melara Hitfist is a two-man turret for armored vehicles developed by the Italian Oto Melara company. [1] The turrets are designed to mount a 25mm Oerlikon KBA or 30/40mm ATK Mk44 Bushmaster II autocannon .

The Oto Melara / Oerlikon 25/80mm gun is a single-barrelled, stabilized, electric servo-drive assisted naval gun against targets within 2000m. Rate of fire: 570 rpm max.

A 25mm KBA autocannon in an OTO Melara power operated naval gun mount. The Oerlikon KBA is a gas operated 25mm autocannon. There is only a single version of the KBA, although there are various mounting brackets depending on application. The KBA is used in various vehicle turrets and on a power operated naval gun mount.

The Oto Melara Single 25mm KBA is a stabilised electric-drive assisted naval gun, servo-drives are operated throught an ergonomic gun control handgrip

On 1 December 2001, the naval artillery division of OTO Melara merged with that of Breda Meccanica Bresciana to form Otobreda. The combined entity produces the DARDO CIWS, Otobreda 76 mm and Otobreda 127/54 Compact naval guns.

Oto Melara 25mm KBA Rate of fire: 600 blows/min Weight ready to fire: 1200 kg without ammunition: 1050 kg Delivery: 1 x 315° Elevation: -15° / +50° Reserve ammo: 252 electrical installation: the power of a standard lead-acid battery (24V) nabíjena from the boat network lafetovaná weapon: the Oerlikon 25 mm Type KBA source: www.otomelara.it