Hardware Spec Index

Caldera PW-6686 Prime 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW6686-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index918 (Power Supplies scale)
Category rank#14,334
Street price$49
Power550 W (rated)
Performance per dollar18.73
Released2021

Specifications

BrandCaldera
ModelCaldera PW-6686 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
Fan140 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
Teralux PW-4732 Max 1300W 80 PLUS Platinum ATX Power Supply2,837$379Compare
Teralux PW-2601 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,350$99Compare
Teralux PW-7773 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,499$89Compare
Teralux PW-8566 Plus 1200W 80 PLUS Gold ATX 3.1 Power Supply2,004$189Compare
Zephyra PW-6723 Edge 1300W 80 PLUS Gold ATX Power Supply2,487$269Compare
Vantrel PW-7013 Core 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,890$339Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6686 Prime 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/4607335 (accessed 2026-10-22).