Hardware Spec Index

Novexa PW-5183 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW5183-PRIME · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index1,068 (Power Supplies scale)
Category rank#29,824
Street price$59
Power550 W (rated)
Performance per dollar18.10
Released2026

Specifications

BrandNovexa
ModelNovexa PW-5183 Prime
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-9513 Pro 1000W 80 PLUS Gold ATX Power Supply2,008$179Compare
Zephyra PW-8185 Pro 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,595$379Compare
Novexa PW-6321 Pro 750W 80 PLUS Bronze ATX Power Supply1,058$49Compare
Vantrel PW-2058 Core 750W 80 PLUS Bronze SFX Power Supply965$49Compare
Zephyra PW-8616 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,259$199Compare
Vantrel PW-2990 XT 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,816$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5183 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/41314539 (accessed 2026-10-23).