Hardware Spec Index

Zephyra PW-1244 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW1244-PRIME · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index816 (Power Supplies scale)
Category rank#5,241
Street price$39
Power550 W (rated)
Performance per dollar20.92
Released2022

Specifications

BrandZephyra
ModelZephyra PW-1244 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-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
Teralux PW-6896 Plus 1600W 80 PLUS Titanium ATX Power Supply2,796$379Compare
Teralux PW-3600 Prime 850W 80 PLUS Gold SFX Power Supply1,848$129Compare
Vantrel PW-4815 XT 550W 80 PLUS Bronze ATX 3.1 Power Supply886$39Compare
Teralux PW-4015 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply1,075$49Compare
Teralux PW-3908 Max 750W 80 PLUS Gold ATX Power Supply1,462$89Compare
Novexa PW-4051 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply1,923$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1244 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/19787796 (accessed 2026-10-24).