|Main Guns||4 guns (2 forward, 2 aft)|
|Sub Guns||4 guns*|
|Depth Charges||2 rails aft*|
|REXP Gain Rate||10%|
|Upgraded From||Amazon (D39)-class|
*There is not enough room to fit 4 sub guns, 2 torpedoes and 2 depth charges in the 'SUB-GUNS' category.
The O-class destroyers were a group of 16 destroyers built in 1939 for the Royal Navy. These ships were part of the Emergency Flotillas 1 and 2. They served as convoy escorts, and were eventually turned into second-class anti-submarine frigates in the 1950s.