Hardware Spec Index

Zephyra PW-7956 SE 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW7956-SE · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index872 (Power Supplies scale)
Category rank#16,186
Street price$39
Power550 W (rated)
Performance per dollar22.36
Released2022

Specifications

BrandZephyra
ModelZephyra PW-7956 SE
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
Fan140 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
Teralux PW-6339 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,649$109Compare
Vantrel PW-5671 Ultra 550W 80 PLUS Bronze ATX 3.0 Power Supply1,190$59Compare
Zephyra PW-1605 Core 650W 80 PLUS Gold SFX Power Supply1,115$59Compare
Vantrel PW-1199 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply2,523$299Compare
Vantrel PW-4464 SE 1600W 80 PLUS Titanium ATX Power Supply2,851$369Compare
Novexa PW-7205 Edge 1300W 80 PLUS Platinum ATX Power Supply2,474$219Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7956 SE 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/438359 (accessed 2026-10-18).