Hardware Spec Index

Caldera PW-9279 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW9279-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,037 (Power Supplies scale)
Category rank#36,296
Street price$59
Power550 W (rated)
Performance per dollar17.58
Released2023

Specifications

BrandCaldera
ModelCaldera PW-9279 Core
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
ModularitySemi-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-1123 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,699$109Compare
Caldera PW-6751 Core 1000W 80 PLUS Gold ATX Power Supply2,127$199Compare
Teralux PW-8661 Pro 1000W 80 PLUS Platinum ATX Power Supply2,138$189Compare
Novexa PW-8148 Ti 1200W 80 PLUS Titanium ATX Power Supply2,780$339Compare
Novexa PW-3563 XT 850W 80 PLUS Gold ATX Power Supply1,783$139Compare
Novexa PW-4862 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,817$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9279 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/83179639 (accessed 2026-10-19).