Hardware Spec Index

Caldera PW-3554 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW3554-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index862 (Power Supplies scale)
Category rank#40,756
Street price$39
Power550 W (rated)
Performance per dollar22.10
Released2023

Specifications

BrandCaldera
ModelCaldera PW-3554 Prime
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
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-8876 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply913$39Compare
Novexa PW-6074 Max 1000W 80 PLUS Platinum SFX Power Supply2,131$209Compare
Teralux PW-5898 SE 1000W 80 PLUS Platinum ATX Power Supply1,876$189Compare
Novexa PW-2565 Plus 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,299$219Compare
Teralux PW-1197 Plus 750W 80 PLUS Gold ATX 3.1 Power Supply992$59Compare
Vantrel PW-8327 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,887$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3554 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/11684149 (accessed 2026-10-19).