Hardware Spec Index

Vantrel PW-3989 Pro 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Vantrel · SKU PW3989-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index2,046 (Power Supplies scale)
Category rank#32,545
Street price$189
Power850 W (rated)
Performance per dollar10.83
Released2019

Specifications

BrandVantrel
ModelVantrel PW-3989 Pro
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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-4991 Pro 750W 80 PLUS Gold ATX Power Supply1,271$59Compare
Vantrel PW-3783 SE 1200W 80 PLUS Gold ATX 3.0 Power Supply2,208$209Compare
Teralux PW-3017 XT 750W 80 PLUS Gold ATX Power Supply1,451$99Compare
Teralux PW-1951 Ultra 1300W 80 PLUS Platinum ATX Power Supply2,665$329Compare
Teralux PW-2002 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply869$39Compare
Zephyra PW-3214 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,913$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Vantrel PW-3989 Pro 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/2372873 (accessed 2026-10-21).