Hardware Spec Index

Caldera PW-4552 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4552-PRO · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index2,699 (Power Supplies scale)
Category rank#31,631
Street price$339
Power1600 W (rated)
Performance per dollar7.96
Released2026

Specifications

BrandCaldera
ModelCaldera PW-4552 Pro
Rated output1,600 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin5×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-6290 XT 550W 80 PLUS Bronze SFX Power Supply1,021$49Compare
Novexa PW-3052 SE 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,065$179Compare
Caldera PW-2407 Ultra 1000W 80 PLUS Gold ATX Power Supply1,913$169Compare
Novexa PW-7001 Ultra 850W 80 PLUS Gold SFX Power Supply1,767$139Compare
Zephyra PW-5480 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply1,956$139Compare
Vantrel PW-7689 Ti 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,437$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4552 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/9637258 (accessed 2026-10-24).