Hardware Spec Index

Caldera PW-1540 Ultra 1600W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW1540-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index2,681 (Power Supplies scale)
Category rank#21,107
Street price$359
Power1600 W (rated)
Performance per dollar7.47
Released2025

Specifications

BrandCaldera
ModelCaldera PW-1540 Ultra
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
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
Caldera PW-1118 XT 1000W 80 PLUS Titanium ATX Power Supply2,284$229Compare
Teralux PW-3781 Ultra 650W 80 PLUS Bronze ATX 3.0 Power Supply1,019$49Compare
Zephyra PW-7704 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply2,150$179Compare
Caldera PW-3408 XT 650W 80 PLUS Bronze ATX Power Supply1,140$59Compare
Novexa PW-8121 Pro 1000W 80 PLUS Gold SFX Power Supply1,857$169Compare
Teralux PW-3611 Plus 750W 80 PLUS Gold SFX Power Supply1,294$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1540 Ultra 1600W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/6777309 (accessed 2026-10-20).