Hardware Spec Index

Novexa PW-5251 Edge 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Novexa · SKU PW5251-EDGE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index739 (Power Supplies scale)
Category rank#31,479
Street price$39
Power550 W (rated)
Performance per dollar18.95
Released2021

Specifications

BrandNovexa
ModelNovexa PW-5251 Edge
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
Vantrel PW-9507 SE 1000W 80 PLUS Gold SFX Power Supply2,458$279Compare
Caldera PW-5411 Ultra 650W 80 PLUS Gold SFX Power Supply1,053$59Compare
Novexa PW-6570 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply2,436$259Compare
Teralux PW-5040 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply722$39Compare
Caldera PW-5824 Edge 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,867$399Compare
Zephyra PW-3634 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply1,074$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5251 Edge 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/4123151 (accessed 2026-10-22).