Hardware Spec Index

Teralux PW-7755 Ultra 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Teralux · SKU PW7755-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index854 (Power Supplies scale)
Category rank#22,058
Street price$39
Power550 W (rated)
Performance per dollar21.90
Released2021

Specifications

BrandTeralux
ModelTeralux PW-7755 Ultra
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-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
Teralux PW-4772 XT 850W 80 PLUS Gold ATX Power Supply1,500$109Compare
Caldera PW-1216 Core 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,567$299Compare
Vantrel PW-5328 Prime 1000W 80 PLUS Gold ATX Power Supply1,890$139Compare
Caldera PW-3283 XT 1300W 80 PLUS Gold ATX Power Supply2,444$269Compare
Vantrel PW-9067 Pro 1300W 80 PLUS Platinum ATX Power Supply2,680$339Compare
Teralux PW-7552 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,626$309Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-7755 Ultra 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/507163 (accessed 2026-10-25).