Hardware Spec Index

Teralux PW-4538 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Teralux · SKU PW4538-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index882 (Power Supplies scale)
Category rank#38,910
Street price$39
Power550 W (rated)
Performance per dollar22.62
Released2025

Specifications

BrandTeralux
ModelTeralux PW-4538 Prime
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
Fan135 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
Vantrel PW-9546 Ti 550W 80 PLUS Bronze ATX 3.1 Power Supply888$49Compare
Novexa PW-2830 Core 650W 80 PLUS Gold ATX 3.0 Power Supply1,214$69Compare
Novexa PW-6731 XT 650W 80 PLUS Gold ATX Power Supply712$39Compare
Teralux PW-4551 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,076$189Compare
Novexa PW-4675 Core 550W 80 PLUS Gold ATX 3.1 Power Supply848$39Compare
Teralux PW-2205 Core 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,603$289Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-4538 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/52940549 (accessed 2026-10-22).