Hardware Spec Index

Teralux PW-9899 Pro 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Teralux · SKU PW9899-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,212 (Power Supplies scale)
Category rank#38,757
Street price$59
Power550 W (rated)
Performance per dollar20.54
Released2025

Specifications

BrandTeralux
ModelTeralux PW-9899 Pro
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-4388 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply2,147$179Compare
Teralux PW-4571 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,382$79Compare
Zephyra PW-5654 Max 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,424$239Compare
Zephyra PW-8663 Plus 850W 80 PLUS Gold ATX Power Supply1,740$129Compare
Novexa PW-4508 Max 750W 80 PLUS Gold ATX Power Supply1,158$49Compare
Zephyra PW-3644 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,830$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-9899 Pro 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/63310256 (accessed 2026-10-22).