Hardware Spec Index

Zephyra PW-2251 Core 850W 80 PLUS Platinum SFX Power Supply

Power Supplies · Zephyra · SKU PW2251-CORE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index1,836 (Power Supplies scale)
Category rank#14,678
Street price$169
Power850 W (rated)
Performance per dollar10.86
Released2024

Specifications

BrandZephyra
ModelZephyra PW-2251 Core
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 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
Teralux PW-3666 Plus 650W 80 PLUS Bronze ATX 3.1 Power Supply1,134$59Compare
Novexa PW-3032 Core 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,714$359Compare
Teralux PW-3831 Core 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,677$309Compare
Caldera PW-5711 Ultra 1000W 80 PLUS Gold ATX Power Supply1,778$129Compare
Novexa PW-9482 Ti 550W 80 PLUS Gold ATX 3.0 Power Supply985$49Compare
Vantrel PW-5753 Edge 750W 80 PLUS Gold ATX 3.0 Power Supply1,526$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2251 Core 850W 80 PLUS Platinum SFX Power Supply”, https://vextor7.com/item/8932034 (accessed 2026-10-22).