Hardware Spec Index

Zephyra PW-3211 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW3211-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index908 (Power Supplies scale)
Category rank#3,624
Street price$49
Power550 W (rated)
Performance per dollar18.53
Released2024

Specifications

BrandZephyra
ModelZephyra PW-3211 Ultra
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-3936 Core 1000W 80 PLUS Gold ATX Power Supply2,511$249Compare
Teralux PW-8008 Ultra 1200W 80 PLUS Gold ATX Power Supply2,296$219Compare
Teralux PW-8963 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,632$129Compare
Teralux PW-5077 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,609$129Compare
Teralux PW-2037 Ti 650W 80 PLUS Bronze ATX 3.1 Power Supply940$49Compare
Zephyra PW-2639 Prime 1000W 80 PLUS Gold ATX Power Supply2,267$229Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3211 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/7141522 (accessed 2026-10-26).