Hardware Spec Index

Caldera PW-8815 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW8815-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,058 (Power Supplies scale)
Category rank#29,944
Street price$59
Power550 W (rated)
Performance per dollar17.93
Released2022

Specifications

BrandCaldera
ModelCaldera PW-8815 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan140 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
Novexa PW-3549 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply2,162$189Compare
Novexa PW-4835 SE 1200W 80 PLUS Gold ATX 3.1 Power Supply2,046$209Compare
Caldera PW-2401 Prime 1000W 80 PLUS Gold ATX Power Supply2,016$169Compare
Teralux PW-7783 Pro 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,576$289Compare
Novexa PW-4035 Pro 750W 80 PLUS Bronze ATX Power Supply1,320$69Compare
Zephyra PW-3818 SE 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,709$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8815 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/8993771 (accessed 2026-10-19).