16GB DDR4 ECC UDIMM 2133 (2Rx8) 1PCS — Compatible with 797259-091 / 819801-001 / 805671-B21

Single 16GB DDR4 ECC UDIMM module (1PCS) with 2Rx8 rank configuration and 2133 frequency. Matches part numbers 797259-091, 819801-001 and 805671-B21. Unbuffered ECC memory designed as a direct replacement or upgrade for systems that require error-correcting UDIMMs.