Hardware Spec Index

Caldera PW-5566 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5566-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,768 (Power Supplies scale)
Category rank#17,520
Street price$109
Power1000 W (rated)
Performance per dollar16.22
Released2026

Specifications

BrandCaldera
ModelCaldera PW-5566 Pro
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% 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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-5247 Core 1000W 80 PLUS Platinum SFX Power Supply2,144$169Compare
Novexa PW-9462 Pro 1300W 80 PLUS Titanium ATX Power Supply2,411$299Compare
Vantrel PW-9221 Ultra 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,243$229Compare
Zephyra PW-8469 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,566$269Compare
Teralux PW-4021 Pro 850W 80 PLUS Gold ATX Power Supply1,670$119Compare
Caldera PW-1156 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,471$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5566 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/1598511 (accessed 2026-10-21).