Hardware Spec Index

Caldera PW-8426 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8426-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index2,088 (Power Supplies scale)
Category rank#17,140
Street price$219
Power1000 W (rated)
Performance per dollar9.53
Released2025

Specifications

BrandCaldera
ModelCaldera PW-8426 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
Fan135 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-6621 SE 750W 80 PLUS Gold ATX 3.1 Power Supply1,412$99Compare
Vantrel PW-6030 Plus 1200W 80 PLUS Platinum ATX Power Supply2,619$339Compare
Zephyra PW-4312 SE 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,778$399Compare
Vantrel PW-9897 Prime 1600W 80 PLUS Titanium ATX Power Supply2,980$399Compare
Novexa PW-7273 Core 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,779$369Compare
Vantrel PW-4697 Ultra 1200W 80 PLUS Gold ATX 3.0 Power Supply2,038$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8426 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/3545138 (accessed 2026-10-19).