Hardware Spec Index

Zephyra PW-5281 SE 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW5281-SE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,616 (Power Supplies scale)
Category rank#31,819
Street price$119
Power850 W (rated)
Performance per dollar13.58
Released2024

Specifications

BrandZephyra
ModelZephyra PW-5281 SE
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (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-3208 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply2,511$289Compare
Teralux PW-9581 Edge 850W 80 PLUS Gold ATX Power Supply1,646$139Compare
Vantrel PW-7482 XT 1200W 80 PLUS Gold ATX 3.0 Power Supply2,367$219Compare
Teralux PW-6470 Core 1300W 80 PLUS Platinum ATX Power Supply2,559$289Compare
Teralux PW-1208 Max 550W 80 PLUS Bronze ATX Power Supply738$39Compare
Vantrel PW-9888 Ti 550W 80 PLUS Bronze ATX Power Supply1,225$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5281 SE 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/9762397 (accessed 2026-10-25).