Hardware Spec Index

Zephyra PW-8852 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW8852-PLUS · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index877 (Power Supplies scale)
Category rank#29,282
Street price$39
Power550 W (rated)
Performance per dollar22.49
Released2024

Specifications

BrandZephyra
ModelZephyra PW-8852 Plus
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan120 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
Novexa PW-8283 Ultra 750W 80 PLUS Gold SFX Power Supply1,017$49Compare
Caldera PW-5527 Ultra 1200W 80 PLUS Titanium ATX Power Supply2,669$299Compare
Novexa PW-1134 Ti 550W 80 PLUS Gold ATX Power Supply965$39Compare
Caldera PW-2408 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply943$49Compare
Caldera PW-6736 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,695$119Compare
Vantrel PW-5422 Edge 650W 80 PLUS Bronze SFX Power Supply922$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8852 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/6016848 (accessed 2026-10-25).