Hardware Spec Index

Zephyra PW-9754 Ultra 550W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW9754-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index915 (Power Supplies scale)
Category rank#6,288
Street price$39
Power550 W (rated)
Performance per dollar23.46
Released2026

Specifications

BrandZephyra
ModelZephyra PW-9754 Ultra
Rated output550 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-pin1×
Form factorSFX-L
ModularityFully modular
Fan120 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-4433 Plus 750W 80 PLUS Gold ATX 3.1 Power Supply1,403$79Compare
Novexa PW-1551 Prime 1600W 80 PLUS Platinum ATX Power Supply2,816$399Compare
Novexa PW-2269 Core 750W 80 PLUS Gold ATX Power Supply1,127$59Compare
Vantrel PW-1636 Pro 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,717$349Compare
Vantrel PW-5085 Prime 1000W 80 PLUS Gold ATX Power Supply1,749$149Compare
Vantrel PW-7680 Plus 850W 80 PLUS Gold ATX 3.0 Power Supply1,694$139Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9754 Ultra 550W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/92325920 (accessed 2026-10-22).