Hardware Spec Index

Teralux PW-3942 Edge 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Teralux · SKU PW3942-EDGE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,644 (Power Supplies scale)
Category rank#41,579
Street price$99
Power850 W (rated)
Performance per dollar16.61
Released2021

Specifications

BrandTeralux
ModelTeralux PW-3942 Edge
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
Novexa PW-6208 Max 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,861$329Compare
Teralux PW-6471 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,941$149Compare
Novexa PW-3194 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply2,013$189Compare
Teralux PW-6372 Ti 1000W 80 PLUS Gold SFX Power Supply2,401$249Compare
Caldera PW-8324 Ti 550W 80 PLUS Bronze ATX Power Supply817$49Compare
Caldera PW-8418 XT 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,965$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-3942 Edge 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/7015673 (accessed 2026-10-20).