Hardware Spec Index

Zephyra PW-3388 Prime 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW3388-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index867 (Power Supplies scale)
Category rank#12,904
Street price$39
Power550 W (rated)
Performance per dollar22.23
Released2019

Specifications

BrandZephyra
ModelZephyra PW-3388 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-2405 Edge 850W 80 PLUS Bronze ATX 3.0 Power Supply1,263$59Compare
Zephyra PW-6607 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,571$129Compare
Teralux PW-4327 SE 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,305$259Compare
Vantrel PW-8025 Max 1300W 80 PLUS Platinum ATX Power Supply2,732$329Compare
Zephyra PW-6623 Max 750W 80 PLUS Gold ATX 3.0 Power Supply1,229$69Compare
Caldera PW-2400 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,575$319Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3388 Prime 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/5553754 (accessed 2026-10-22).