Hardware Spec Index

Caldera PW-5812 Ultra 1200W 80 PLUS Platinum ATX Power Supply

Power Supplies · Caldera · SKU PW5812-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index2,422 (Power Supplies scale)
Category rank#13,972
Street price$259
Power1200 W (rated)
Performance per dollar9.35
Released2019

Specifications

BrandCaldera
ModelCaldera PW-5812 Ultra
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-3667 Ti 650W 80 PLUS Bronze ATX 3.1 Power Supply1,080$49Compare
Vantrel PW-7525 Core 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,750$349Compare
Zephyra PW-5326 Core 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,732$339Compare
Zephyra PW-4851 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,805$129Compare
Zephyra PW-2897 SE 850W 80 PLUS Gold ATX Power Supply1,938$169Compare
Teralux PW-4828 Plus 1000W 80 PLUS Gold ATX Power Supply1,875$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5812 Ultra 1200W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/7867719 (accessed 2026-10-24).