Hardware Spec Index

Zephyra PW-2178 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW2178-PLUS · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,118 (Power Supplies scale)
Category rank#40,164
Street price$59
Power550 W (rated)
Performance per dollar18.95
Released2023

Specifications

BrandZephyra
ModelZephyra PW-2178 Plus
Rated output550 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-pin1×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-8691 Ti 1200W 80 PLUS Gold ATX Power Supply2,268$229Compare
Vantrel PW-7407 Ti 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,172$249Compare
Vantrel PW-2114 SE 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,676$319Compare
Teralux PW-5110 Core 1200W 80 PLUS Gold ATX Power Supply2,184$179Compare
Vantrel PW-6507 Prime 1000W 80 PLUS Gold ATX Power Supply1,805$139Compare
Vantrel PW-7101 Plus 850W 80 PLUS Platinum ATX 3.1 Power Supply1,915$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2178 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/9716845 (accessed 2026-10-21).