Hardware Spec Index

Novexa PW-2173 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW2173-PRIME · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index956 (Power Supplies scale)
Category rank#23,274
Street price$39
Power550 W (rated)
Performance per dollar24.51
Released2022

Specifications

BrandNovexa
ModelNovexa PW-2173 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-4946 Core 650W 80 PLUS Gold ATX Power Supply1,403$89Compare
Vantrel PW-9330 SE 1200W 80 PLUS Gold ATX Power Supply2,529$289Compare
Teralux PW-7680 Edge 850W 80 PLUS Platinum SFX Power Supply1,798$149Compare
Vantrel PW-3151 Ti 650W 80 PLUS Bronze ATX Power Supply819$39Compare
Vantrel PW-7965 Core 550W 80 PLUS Gold SFX Power Supply791$39Compare
Caldera PW-5179 Ultra 1200W 80 PLUS Gold ATX 3.1 Power Supply2,479$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2173 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/93521818 (accessed 2026-10-26).