0002051985 2026-05-11 2026-05-11 0002051985 IRHOU:UnitsEachConsistingOfOneOrdinaryShare0.0001ParValueAndOnerightMember 2026-05-11 2026-05-11 0002051985 IRHOU:OrdinarySharesParValue0.0001PerShareMember 2026-05-11 2026-05-11 0002051985 IRHOU:RighteachRightEntitlesHolderThereofToReceiveOnetenth110OfOrdinaryShareMember 2026-05-11 2026-05-11 false 0002051985 8-K 2026-05-11 IRON HORSE ACQUISITION II CORP. E9 001-43021 98-1885362 851 Broken Sound Parkway NW Suite 230 Boca Raton FL 33487 310 290-5383 true false false false Units, each consisting of one ordinary share, $0.0001 par value, and one-right IRHOU NASDAQ Ordinary shares, par value $0.0001 per share IRHO NASDAQ Right-each right entitles the holder thereof to receive one-tenth (1/10) of an ordinary share IRHOR NASDAQ true false