Hardware Spec Index

Caldera PW-3543 Ultra 1200W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW3543-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index2,659 (Power Supplies scale)
Category rank#6,919
Street price$299
Power1200 W (rated)
Performance per dollar8.89
Released2022

Specifications

BrandCaldera
ModelCaldera PW-3543 Ultra
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan120 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
Zephyra PW-5649 Ti 750W 80 PLUS Gold ATX Power Supply1,064$59Compare
Zephyra PW-5416 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply819$39Compare
Zephyra PW-7102 Core 1300W 80 PLUS Titanium ATX Power Supply2,619$359Compare
Zephyra PW-5382 Prime 1000W 80 PLUS Gold ATX 3.0 Power Supply2,503$249Compare
Teralux PW-2514 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply1,617$119Compare
Teralux PW-5454 Plus 650W 80 PLUS Gold ATX Power Supply937$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3543 Ultra 1200W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/569958 (accessed 2026-10-23).