Hardware Spec Index

Caldera PW-7172 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW7172-XT · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index973 (Power Supplies scale)
Category rank#19,499
Street price$49
Power550 W (rated)
Performance per dollar19.86
Released2023

Specifications

BrandCaldera
ModelCaldera PW-7172 XT
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
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
Teralux PW-3803 Max 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,677$269Compare
Zephyra PW-9811 Edge 1600W 80 PLUS Platinum ATX Power Supply2,856$339Compare
Zephyra PW-3792 Ti 550W 80 PLUS Gold SFX Power Supply1,032$49Compare
Zephyra PW-8877 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,950$389Compare
Teralux PW-5979 SE 550W 80 PLUS Bronze ATX Power Supply865$49Compare
Caldera PW-7404 Max 1300W 80 PLUS Titanium ATX Power Supply2,476$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7172 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/773439 (accessed 2026-10-24).