Hardware Spec Index

Teralux PW-2577 Ultra 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Teralux · SKU PW2577-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index994 (Power Supplies scale)
Category rank#22,847
Street price$49
Power550 W (rated)
Performance per dollar20.29
Released2020

Specifications

BrandTeralux
ModelTeralux PW-2577 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
ModularitySemi-modular
Fan120 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
Caldera PW-4631 Ultra 550W 80 PLUS Gold ATX 3.1 Power Supply722$39Compare
Zephyra PW-4993 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply873$39Compare
Novexa PW-2476 Prime 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,187$239Compare
Novexa PW-2932 Pro 1600W 80 PLUS Titanium ATX Power Supply2,590$309Compare
Vantrel PW-6141 Pro 550W 80 PLUS Bronze ATX Power Supply939$49Compare
Vantrel PW-2426 Edge 550W 80 PLUS Bronze ATX 3.1 Power Supply841$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-2577 Ultra 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/10244300 (accessed 2026-10-22).