The neutron-induced SEU sensitivity in the 1-10 MeV energy range is investigated using monoenergetic neutron beams at 2.5, 4, 6, and 14 MeV. Below the 0.25 m technology node, bulk technologies exhibit a relatively high sensitivity to neutrons between 4 and 6 MeV which is explained by the contribution of alpha particles coming from (n, ) reactions. In the terrestrial environment, the contribution to SER of neutrons in this energy range exceeds 10%.