Hardware Spec Index

Teralux PW-3447 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Teralux · SKU PW3447-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index875 (Power Supplies scale)
Category rank#47,946
Street price$39
Power550 W (rated)
Performance per dollar22.44
Released2022

Specifications

BrandTeralux
ModelTeralux PW-3447 Prime
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
Fan135 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
Zephyra PW-5010 Ti 650W 80 PLUS Bronze ATX 3.0 Power Supply853$39Compare
Teralux PW-7419 Core 1600W 80 PLUS Platinum ATX Power Supply2,724$319Compare
Zephyra PW-7019 Pro 650W 80 PLUS Gold ATX Power Supply890$49Compare
Zephyra PW-2532 SE 1200W 80 PLUS Gold ATX Power Supply2,363$239Compare
Caldera PW-7894 Max 1000W 80 PLUS Gold ATX Power Supply1,783$149Compare
Vantrel PW-9833 XT 650W 80 PLUS Gold SFX Power Supply1,327$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-3447 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/20025708 (accessed 2026-10-25).