Hardware Spec Index

Caldera PW-3111 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW3111-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,178 (Power Supplies scale)
Category rank#3,749
Street price$59
Power550 W (rated)
Performance per dollar19.97
Released2025

Specifications

BrandCaldera
ModelCaldera PW-3111 SE
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
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
Caldera PW-1709 Max 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,822$309Compare
Zephyra PW-4803 Edge 1300W 80 PLUS Gold ATX 3.1 Power Supply2,226$239Compare
Vantrel PW-6633 Max 1200W 80 PLUS Gold ATX Power Supply2,556$279Compare
Vantrel PW-7386 Ultra 850W 80 PLUS Gold ATX Power Supply1,531$89Compare
Zephyra PW-6357 Plus 850W 80 PLUS Bronze ATX 3.1 Power Supply1,404$99Compare
Vantrel PW-2815 Ti 1000W 80 PLUS Gold SFX Power Supply2,093$199Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3111 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/12876142 (accessed 2026-10-19).