Redoutable-class submarine (1931) First series First series

| Name_ | Pennant_number | Ordered | Builder | Commissioned |
|---|---|---|---|---|
| Ajax | Q148 | 1926 | Arsenal de Brest | 28 May 1930 |
| Actéon | Q149 | 1926 | AC Loire , Nantes | 10 April 1929 |
| Achéron | Q150 | 1926 | AC Loire, Nantes | 6 August 1929 |
| Argo | Q151 | 1926 | AC Dubigeon , Nantes | 11 April 1929 |
| Protée | Q155 | 1927 | FC Med. La Seyne | 31 July 1930 |
| Pégase | Q156 | 1927 | AC Loire, Nantes | 28 July 1930 |
| Persée | Q154 | 1927 | CNF | 23 May 1931 |
| Phénix | Q157 | 1927 | AC Dubigeon | 12 April 1930 |
| Prométhée | Q153 | 1927 | Arsenal de Cherbourg | 1930 |