Hardware Spec Index

Zephyra PW-7897 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW7897-TI · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index713 (Power Supplies scale)
Category rank#20,779
Street price$39
Power550 W (rated)
Performance per dollar18.28
Released2023

Specifications

BrandZephyra
ModelZephyra PW-7897 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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-4610 SE 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,629$319Compare
Teralux PW-8658 Core 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,652$319Compare
Zephyra PW-6462 Pro 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,815$349Compare
Novexa PW-1930 XT 650W 80 PLUS Gold ATX 3.1 Power Supply1,198$59Compare
Vantrel PW-6159 Pro 650W 80 PLUS Bronze ATX Power Supply1,070$59Compare
Vantrel PW-5190 SE 650W 80 PLUS Gold ATX 3.1 Power Supply1,195$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7897 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/17533529 (accessed 2026-10-18).