Hardware Spec Index

Teralux PW-1242 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Teralux · SKU PW1242-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,893 (Power Supplies scale)
Category rank#1,797
Street price$139
Power850 W (rated)
Performance per dollar13.62
Released2023

Specifications

BrandTeralux
ModelTeralux PW-1242 Ultra
Rated output850 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-pin2×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-3415 Ti 1300W 80 PLUS Platinum ATX Power Supply2,763$309Compare
Teralux PW-3812 SE 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,715$319Compare
Teralux PW-5917 Ti 850W 80 PLUS Bronze ATX 3.1 Power Supply1,481$99Compare
Novexa PW-2964 Pro 850W 80 PLUS Bronze ATX 3.0 Power Supply1,222$79Compare
Caldera PW-1020 Pro 850W 80 PLUS Gold ATX Power Supply1,190$69Compare
Vantrel PW-9681 Edge 650W 80 PLUS Bronze ATX Power Supply1,130$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-1242 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/2500545 (accessed 2026-10-19).