Göteborg-class

The Göteborg class is a series of corvettes built for the Swedish Navy by Karlskronavarvet AB between 1986 and 1993. Developed to succeed the Stockholm class, the vessels were designed for anti-submarine and anti-surface warfare. While the Swedish Navy originally planned to acquire six units, the final two were cancelled following the collapse of the Soviet Union in 1991.

The class utilizes water jet propulsion and is equipped with a suite of sensors including Sea Giraffe radar, navigation radar, and fire control systems. For sub-surface detection, the vessels employ hull-mounted sonar, towed array sonar, and variable depth sonar. Armament consists of anti-ship missiles, torpedoes, and anti-submarine mortars, along with a main gun and a secondary gun. The ships are also configured for the deployment of mines and depth charges.

Four vessels were completed and commissioned into the 4th Naval Warfare Flotilla: HSwMS Göteborg, HSwMS Gävle, HSwMS Kalmar, and HSwMS Sundsvall. Between 2019 and 2022, HSwMS Gävle and HSwMS Sundsvall underwent a modernization program to align their equipment with the standards of the Visby class. During this upgrade, the secondary gun was removed. These modified vessels were redesignated as the Gävle subclass, while HSwMS Göteborg and HSwMS Kalmar were decommissioned or mothballed.

In 2006 and 2007, HSwMS Gävle and HSwMS Sundsvall participated in United Nations maritime operations off the coast of Lebanon. Two vessels of the class, Gävle and Sundsvall, remain in active service; Göteborg and Kalmar are laid up.