Hardware Spec Index

Teralux PW-4840 Max 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Teralux · SKU PW4840-MAX · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,611 (Power Supplies scale)
Category rank#21,124
Street price$129
Power850 W (rated)
Performance per dollar12.49
Released2019

Specifications

BrandTeralux
ModelTeralux PW-4840 Max
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-9499 Pro 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,516$269Compare
Vantrel PW-7528 Max 750W 80 PLUS Gold ATX Power Supply1,128$59Compare
Caldera PW-9822 Ti 1200W 80 PLUS Gold ATX Power Supply2,360$269Compare
Caldera PW-1649 SE 550W 80 PLUS Bronze SFX Power Supply880$39Compare
Zephyra PW-6937 XT 1000W 80 PLUS Platinum ATX Power Supply1,894$169Compare
Novexa PW-5256 XT 850W 80 PLUS Gold ATX Power Supply1,447$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-4840 Max 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/95029795 (accessed 2026-10-20).