Hardware Spec Index

Novexa PW-7751 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW7751-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,100 (Power Supplies scale)
Category rank#47,210
Street price$49
Power550 W (rated)
Performance per dollar22.45
Released2026

Specifications

BrandNovexa
ModelNovexa PW-7751 Ultra
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-3703 SE 1200W 80 PLUS Titanium ATX Power Supply2,304$209Compare
Teralux PW-5239 Plus 1200W 80 PLUS Titanium ATX Power Supply2,897$329Compare
Vantrel PW-4478 Ti 1200W 80 PLUS Titanium ATX Power Supply2,818$319Compare
Caldera PW-1667 Pro 650W 80 PLUS Bronze ATX Power Supply1,025$49Compare
Teralux PW-5572 Edge 1200W 80 PLUS Platinum ATX Power Supply2,867$339Compare
Teralux PW-4117 XT 650W 80 PLUS Bronze SFX Power Supply799$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7751 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/17565270 (accessed 2026-10-19).