Hardware Spec Index

Teralux PW-6638 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Teralux · SKU PW6638-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index771 (Power Supplies scale)
Category rank#15,535
Street price$39
Power550 W (rated)
Performance per dollar19.77
Released2026

Specifications

BrandTeralux
ModelTeralux PW-6638 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-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-3709 Prime 1300W 80 PLUS Platinum ATX Power Supply2,452$269Compare
Vantrel PW-7645 XT 1000W 80 PLUS Gold ATX Power Supply1,964$149Compare
Zephyra PW-1564 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,561$99Compare
Novexa PW-1894 Prime 1000W 80 PLUS Gold ATX Power Supply2,351$229Compare
Novexa PW-3000 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply1,927$159Compare
Teralux PW-8227 Core 1000W 80 PLUS Titanium ATX Power Supply2,473$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-6638 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/60002135 (accessed 2026-10-20).