Hardware Spec Index

Zephyra PW-8142 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW8142-TI · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index717 (Power Supplies scale)
Category rank#1,083
Street price$39
Power550 W (rated)
Performance per dollar18.38
Released2022

Specifications

BrandZephyra
ModelZephyra PW-8142 Ti
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
Zephyra PW-8518 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply892$49Compare
Teralux PW-8086 Ti 1000W 80 PLUS Gold ATX 3.0 Power Supply1,875$179Compare
Teralux PW-2170 XT 550W 80 PLUS Gold ATX Power Supply1,033$59Compare
Vantrel PW-1333 Core 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,800$349Compare
Novexa PW-5882 Pro 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,337$249Compare
Caldera PW-8665 Pro 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,957$399Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8142 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/95968613 (accessed 2026-10-21).