| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| 01 | - | Ger Blohm & Voss | ? | 1918. 5.26 | 1918. 9. 4 | Ger U-125 | 1919.12.19 acquired 1925 counter weight for rescue 1934? BU |
| 02 | - | Ger Danzig NYd | ? | 1915. 5.18 | 1915.12.17 | Ger U-46 | 1919.12.19 acquired 1925. 4.21 missing |
| 03 | - | Ger Germaniawerft | ? | 1916. 3.18 | 1916. 6. 8 | Ger U-55 | 1919.12.19 acquired 1921 BU |
| 04 | - | Ger Blohm & Voss | ? | 1918. 1.19 | 1918. 7.15 | Ger UC-90 | 1919.12.19 acquired 1921 BU |
| 05 | - | Ger Blohm & Voss | ? | 1918. 3.17 | 1918. 9.20 | Ger UC-99 | 1919.12.19 acquired 1921 BU |
| 06 | - | Ger Weser | ? | 1918. 4.16 | 1918. 5.18 | Ger UB-125 | 1919.12.19 acquired 1921 BU |
| 07 | - | Ger Weser | ? | 1918. 8.21 | 1918.10. 3 | Ger UB-143 | 1919.12.19 acquired 1921 BU |