Hi Danny,
This FW is only applicable to Mellanox branded HCA, with PSID/board id MT_0A50110002 and not applicable
to OEM HCA with PSID HP_09D0000008 (fw-25408-2_9_1000-MHGH29-XTC_A1.bin).
Also, these HCA cards are EOL & EOS.
Please verify based on the OS and driver version (Mellanox OFED version) that the card is listed as supported.
Thank you,
Sophie.