Hardware Spec Index

Novexa PW-2198 Ultra 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Novexa · SKU PW2198-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index972 (Power Supplies scale)
Category rank#2,766
Street price$49
Power550 W (rated)
Performance per dollar19.84
Released2019

Specifications

BrandNovexa
ModelNovexa PW-2198 Ultra
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Zephyra PW-3878 XT 1000W 80 PLUS Platinum ATX Power Supply1,963$179Compare
Caldera PW-2059 XT 550W 80 PLUS Bronze ATX 3.1 Power Supply793$39Compare
Zephyra PW-6625 Ultra 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,974$169Compare
Novexa PW-4911 Plus 650W 80 PLUS Bronze ATX 3.1 Power Supply896$49Compare
Caldera PW-7645 Ti 750W 80 PLUS Gold ATX 3.0 Power Supply1,626$109Compare
Zephyra PW-2001 Pro 1000W 80 PLUS Gold SFX Power Supply1,851$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2198 Ultra 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/70910 (accessed 2026-10-19).