Hardware Spec Index

Caldera PW-5351 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5351-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index846 (Power Supplies scale)
Category rank#34,697
Street price$39
Power550 W (rated)
Performance per dollar21.69
Released2026

Specifications

BrandCaldera
ModelCaldera PW-5351 Pro
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
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
Novexa PW-6463 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,848$389Compare
Novexa PW-4902 XT 1600W 80 PLUS Titanium ATX Power Supply2,683$339Compare
Teralux PW-6498 Max 650W 80 PLUS Bronze ATX 3.1 Power Supply811$39Compare
Zephyra PW-3210 Core 1600W 80 PLUS Titanium ATX Power Supply2,920$399Compare
Vantrel PW-7700 Pro 1600W 80 PLUS Platinum ATX Power Supply2,742$349Compare
Vantrel PW-9963 Prime 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,210$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5351 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/4653589 (accessed 2026-10-26).