Hardware Spec Index

Caldera PW-9965 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW9965-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index678 (Power Supplies scale)
Category rank#7,838
Street price$39
Power550 W (rated)
Performance per dollar17.38
Released2026

Specifications

BrandCaldera
ModelCaldera PW-9965 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-1796 Ti 1000W 80 PLUS Gold SFX Power Supply1,834$149Compare
Novexa PW-3762 Ultra 850W 80 PLUS Gold SFX Power Supply1,230$59Compare
Vantrel PW-6229 Prime 1300W 80 PLUS Titanium ATX Power Supply2,731$329Compare
Vantrel PW-5976 Max 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,326$289Compare
Vantrel PW-4297 Ti 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,807$339Compare
Teralux PW-3784 SE 750W 80 PLUS Gold ATX Power Supply1,186$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9965 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/5990261 (accessed 2026-10-26).