Hardware Spec Index

Caldera PW-5727 Core 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW5727-CORE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,079 (Power Supplies scale)
Category rank#19,518
Street price$49
Power550 W (rated)
Performance per dollar22.02
Released2021

Specifications

BrandCaldera
ModelCaldera PW-5727 Core
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 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-6986 Pro 1000W 80 PLUS Gold SFX Power Supply2,620$259Compare
Novexa PW-9659 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,202$59Compare
Novexa PW-7198 XT 850W 80 PLUS Bronze ATX 3.1 Power Supply1,126$59Compare
Zephyra PW-1656 SE 850W 80 PLUS Gold ATX Power Supply1,599$119Compare
Caldera PW-5135 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,651$99Compare
Teralux PW-2326 Core 1600W 80 PLUS Titanium ATX Power Supply2,745$369Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5727 Core 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/21882145 (accessed 2026-10-25).