Hardware Spec Index

Zephyra PW-9818 Pro 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW9818-PRO · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,858 (Power Supplies scale)
Category rank#16,576
Street price$149
Power850 W (rated)
Performance per dollar12.47
Released2023

Specifications

BrandZephyra
ModelZephyra PW-9818 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-9758 XT 1000W 80 PLUS Gold ATX 3.0 Power Supply1,747$119Compare
Caldera PW-7314 Max 550W 80 PLUS Bronze ATX Power Supply1,165$59Compare
Zephyra PW-3889 Prime 650W 80 PLUS Gold ATX Power Supply726$39Compare
Novexa PW-6278 SE 1000W 80 PLUS Platinum SFX Power Supply2,047$219Compare
Zephyra PW-3015 Prime 650W 80 PLUS Gold ATX 3.0 Power Supply954$49Compare
Teralux PW-2020 Ti 550W 80 PLUS Bronze ATX 3.1 Power Supply1,157$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9818 Pro 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/45915438 (accessed 2026-10-19).