Hardware Spec Index

Teralux PW-2109 Pro 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Teralux · SKU PW2109-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index804 (Power Supplies scale)
Category rank#23,349
Street price$49
Power550 W (rated)
Performance per dollar16.41
Released2022

Specifications

BrandTeralux
ModelTeralux PW-2109 Pro
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-5389 Ultra 1200W 80 PLUS Titanium ATX Power Supply2,527$299Compare
Teralux PW-6491 Prime 850W 80 PLUS Gold ATX Power Supply1,414$99Compare
Caldera PW-4217 Ti 1000W 80 PLUS Gold ATX Power Supply1,793$149Compare
Zephyra PW-1345 Core 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,646$299Compare
Zephyra PW-2267 SE 1200W 80 PLUS Gold ATX 3.1 Power Supply2,483$259Compare
Zephyra PW-8400 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,862$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-2109 Pro 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/120130 (accessed 2026-10-22).