Hardware Spec Index

Caldera PW-9809 Prime 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW9809-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index756 (Power Supplies scale)
Category rank#18,923
Street price$39
Power550 W (rated)
Performance per dollar19.38
Released2020

Specifications

BrandCaldera
ModelCaldera PW-9809 Prime
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Vantrel PW-6682 Ti 1300W 80 PLUS Platinum ATX Power Supply2,314$269Compare
Zephyra PW-7880 SE 1000W 80 PLUS Gold ATX Power Supply2,225$219Compare
Vantrel PW-5526 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply771$39Compare
Zephyra PW-3119 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply1,349$69Compare
Teralux PW-7383 Ultra 750W 80 PLUS Gold ATX Power Supply1,310$79Compare
Zephyra PW-9878 Pro 1000W 80 PLUS Gold SFX Power Supply2,367$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9809 Prime 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/19783299 (accessed 2026-10-20).