Hardware Spec Index

Zephyra PW-6720 Pro 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW6720-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index770 (Power Supplies scale)
Category rank#12,679
Street price$39
Power550 W (rated)
Performance per dollar19.74
Released2020

Specifications

BrandZephyra
ModelZephyra PW-6720 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Zephyra PW-3071 Ultra 850W 80 PLUS Gold ATX Power Supply1,533$109Compare
Novexa PW-5218 Plus 550W 80 PLUS Bronze ATX 3.0 Power Supply784$39Compare
Teralux PW-2212 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply2,249$219Compare
Novexa PW-7959 Ti 1300W 80 PLUS Platinum ATX Power Supply2,964$389Compare
Caldera PW-3196 Core 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,731$339Compare
Teralux PW-4472 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,971$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-6720 Pro 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/1107150 (accessed 2026-10-20).