Hardware Spec Index

Zephyra PW-7224 Ultra 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW7224-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index806 (Power Supplies scale)
Category rank#36,840
Street price$39
Power550 W (rated)
Performance per dollar20.67
Released2026

Specifications

BrandZephyra
ModelZephyra PW-7224 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 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
Caldera PW-5153 XT 1000W 80 PLUS Gold ATX Power Supply2,102$159Compare
Caldera PW-8771 Core 550W 80 PLUS Gold ATX 3.0 Power Supply800$39Compare
Teralux PW-4138 Pro 1000W 80 PLUS Gold ATX Power Supply1,905$189Compare
Teralux PW-5050 Pro 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,199$189Compare
Caldera PW-6312 Plus 1000W 80 PLUS Gold ATX Power Supply1,766$129Compare
Caldera PW-4898 Core 750W 80 PLUS Gold ATX 3.1 Power Supply1,160$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7224 Ultra 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/7012265 (accessed 2026-10-24).