Hardware Spec Index

Teralux PW-7191 Ti 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Teralux · SKU PW7191-TI · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index842 (Power Supplies scale)
Category rank#17,896
Street price$39
Power550 W (rated)
Performance per dollar21.59
Released2021

Specifications

BrandTeralux
ModelTeralux PW-7191 Ti
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan140 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
Novexa PW-7210 Max 650W 80 PLUS Gold ATX Power Supply801$39Compare
Vantrel PW-3388 Edge 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,805$389Compare
Teralux PW-3790 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply1,761$129Compare
Vantrel PW-3833 Edge 550W 80 PLUS Gold ATX 3.0 Power Supply843$39Compare
Teralux PW-5370 SE 650W 80 PLUS Gold ATX 3.1 Power Supply1,214$59Compare
Novexa PW-5225 Ultra 1200W 80 PLUS Gold ATX Power Supply2,122$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-7191 Ti 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/6485455 (accessed 2026-10-22).