Hardware Spec Index

Teralux PW-4049 XT 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Teralux · SKU PW4049-XT · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,461 (Power Supplies scale)
Category rank#42,559
Street price$89
Power850 W (rated)
Performance per dollar16.42
Released2021

Specifications

BrandTeralux
ModelTeralux PW-4049 XT
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-9871 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply1,500$99Compare
Teralux PW-4370 Edge 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,653$299Compare
Zephyra PW-3376 Max 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,261$219Compare
Teralux PW-1638 Ultra 550W 80 PLUS Gold ATX 3.1 Power Supply1,034$49Compare
Zephyra PW-4082 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,423$89Compare
Zephyra PW-6764 Max 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,218$219Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-4049 XT 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/46973041 (accessed 2026-10-22).