Hardware Spec Index

Caldera PW-7422 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW7422-XT · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index737 (Power Supplies scale)
Category rank#17,078
Street price$39
Power550 W (rated)
Performance per dollar18.90
Released2023

Specifications

BrandCaldera
ModelCaldera PW-7422 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
Fan135 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-3700 Pro 1200W 80 PLUS Gold ATX Power Supply2,600$279Compare
Teralux PW-8447 Prime 750W 80 PLUS Gold ATX 3.0 Power Supply1,500$99Compare
Teralux PW-5387 Pro 1000W 80 PLUS Gold ATX Power Supply2,054$199Compare
Vantrel PW-1553 Ultra 1000W 80 PLUS Gold SFX Power Supply1,579$119Compare
Novexa PW-1629 SE 650W 80 PLUS Bronze ATX Power Supply1,051$59Compare
Zephyra PW-9662 XT 1000W 80 PLUS Gold ATX Power Supply1,618$139Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7422 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/91825001 (accessed 2026-10-21).