Hardware Spec Index

Novexa PW-9972 Ultra 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW9972-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,004 (Power Supplies scale)
Category rank#44,327
Street price$49
Power550 W (rated)
Performance per dollar20.49
Released2021

Specifications

BrandNovexa
ModelNovexa PW-9972 Ultra
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-1633 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply1,067$49Compare
Teralux PW-4558 SE 1600W 80 PLUS Titanium ATX Power Supply2,927$319Compare
Vantrel PW-5536 Edge 850W 80 PLUS Gold ATX Power Supply2,105$179Compare
Novexa PW-6596 Prime 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,840$379Compare
Teralux PW-4924 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,312$229Compare
Novexa PW-3369 Prime 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,799$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-9972 Ultra 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/8715937 (accessed 2026-10-24).