The first Damen SIGMA 10514 frigate for the Mexican Navy was launched on November 23, 2018 at The Astillero de Marina No. 20 Mexican Naval Shipyard (ASTIMAR-20) in Salina Cruz (Oaxaca). In the Mexican Navy, this ship is officially referred to as the "long-range ocean patrol ship" (Patrulla Oceánica de Largo Alcance - POLA). The vessel is called POLA 101 Reformador ("Reformer").
"Reformador" has a standard displacement of 2,575 tons, a length of 107.14 meters, a width of 14.08 meters and a draft of 3.75 meters. The two-shaft diesel-electric power plant (CODOE) includes two 9240 kW diesel engines, six 735 kW diesel generators and two electric motors. It has a maximum speed of 28 knots, economic 18 knots, low noise 14 knots. Its range is 5,000 nautical miles at economic speed, with an endurance of 20 days. Full fuel capacity is 300 tons. The crew consists of 122 sailors.
Weapon systems will include Boeing RGM-84L Harpoon Block II anti-ship missile launchers (most likely four), 8x VLS for ESSM, one Raytheon RAM launcher, one 57mm Mk 3 BAE Systems Bofors main gun, two 25mm Rafael Typhoon Mk 38 Mod 2 remotely-controlled artillery mounts, six 12.7mm M2 machine guns and two three-tube Mk 32 SVTT torpedo launchers for raytheon mk 54 mod 0. The hangar can accommodate an MH-60R Seahawk multipurpose (anti-submarine) helicopter. The ship is equipped with a Thales SMART-S Mk 2 radar, Raytheon Anschütz Synapsis navigation radar, a Thales Captas-2 towed sonar, Thales TACTICOS combat system and ERA Indra Rigel electronic warfare suite.