QNAP T1 DDR4 4 GB SO-DIMM (260-pin) 2666 MT/s PC4-21300 1.2 V Unbuffered Non‑ECC for TS-873A

Replacement/upgrade memory module for QNAP TS-873A. This T1 version DDR4 SO-DIMM provides 4 GB capacity and 260-pin SODIMM form factor. Rated at 2666 MT/s (PC4-21300) and operating at 1.2 V, the module is unbuffered and non-ECC — ideal for systems that require standard DDR4 SODIMM memory. Compatible with QNAP TS-873A as a direct memory option.