Hardware Spec Index

Zephyra PW-5144 Prime 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW5144-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index830 (Power Supplies scale)
Category rank#45,974
Street price$39
Power550 W (rated)
Performance per dollar21.28
Released2021

Specifications

BrandZephyra
ModelZephyra PW-5144 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
ModularitySemi-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
Novexa PW-1915 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,678$129Compare
Vantrel PW-3367 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply966$49Compare
Caldera PW-4492 Prime 850W 80 PLUS Bronze SFX Power Supply1,485$89Compare
Novexa PW-9358 Core 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,442$259Compare
Teralux PW-6226 Max 750W 80 PLUS Gold ATX 3.1 Power Supply1,608$99Compare
Vantrel PW-6990 SE 650W 80 PLUS Gold ATX 3.0 Power Supply1,152$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5144 Prime 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/10016263 (accessed 2026-10-24).