QNAP SP-6BAY-PSU 250W power supply unit for 6 bay tower NAS
TS-412U, TS-419U/U+/U II, TS-420U, TS-421U, TS-431U, TS-451U, TS-453U, TS-463U, TS-651, TS-653 Pro, TS-853U, TS-863U, TS-1253U, TS-1263U, TS-563, TS-531P, TVS-663, TVS-863, TVS-863+, TVS-671,TS-670 Pro, TS-670, TS-559 Pro, TS-559 Pro+, TS-559 Pro II, TS-569 Pro, TS-569L, TS-669 Pro, TS-669L,UX-500P, TS-653A, TS-851, TS-853 Pro, TS-853A