Hardware Spec Index

Zephyra PW-5046 Prime 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW5046-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,160 (Power Supplies scale)
Category rank#45,131
Street price$59
Power550 W (rated)
Performance per dollar19.66
Released2019

Specifications

BrandZephyra
ModelZephyra PW-5046 Prime
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 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
Vantrel PW-6056 Prime 1200W 80 PLUS Titanium ATX Power Supply2,687$319Compare
Teralux PW-4469 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply1,188$69Compare
Caldera PW-4453 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply1,676$109Compare
Teralux PW-9543 Prime 1000W 80 PLUS Gold ATX Power Supply2,377$219Compare
Vantrel PW-7201 Edge 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,902$339Compare
Zephyra PW-6790 Core 1000W 80 PLUS Gold SFX Power Supply1,828$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5046 Prime 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/93035588 (accessed 2026-10-22).