Hardware Spec Index

Novexa PW-7621 Plus 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Novexa · SKU PW7621-PLUS · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index881 (Power Supplies scale)
Category rank#4,699
Street price$39
Power550 W (rated)
Performance per dollar22.59
Released2020

Specifications

BrandNovexa
ModelNovexa PW-7621 Plus
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan135 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
Teralux PW-5697 Pro 650W 80 PLUS Gold ATX 3.0 Power Supply1,128$59Compare
Novexa PW-3975 Edge 850W 80 PLUS Bronze ATX Power Supply1,225$59Compare
Teralux PW-3202 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,827$129Compare
Teralux PW-3422 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,415$239Compare
Vantrel PW-7428 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,881$159Compare
Vantrel PW-1704 Max 850W 80 PLUS Gold SFX Power Supply1,566$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7621 Plus 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/3771973 (accessed 2026-10-20).