Hardware Spec Index

Caldera PW-4552 Max 1200W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4552-MAX · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,265 (Power Supplies scale)
Category rank#40,859
Street price$209
Power1200 W (rated)
Performance per dollar10.84
Released2024

Specifications

BrandCaldera
ModelCaldera PW-4552 Max
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-8027 Ti 850W 80 PLUS Gold SFX Power Supply1,497$99Compare
Zephyra PW-2256 Core 1200W 80 PLUS Platinum ATX Power Supply2,807$349Compare
Zephyra PW-5229 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,220$199Compare
Zephyra PW-3763 Ti 850W 80 PLUS Gold ATX Power Supply1,585$99Compare
Teralux PW-5495 Edge 850W 80 PLUS Gold ATX Power Supply1,880$139Compare
Novexa PW-2919 XT 650W 80 PLUS Bronze ATX 3.0 Power Supply1,033$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4552 Max 1200W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/18155263 (accessed 2026-10-19).