Hardware Spec Index

Caldera PW-8743 Core 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW8743-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index725 (Power Supplies scale)
Category rank#36,983
Street price$39
Power550 W (rated)
Performance per dollar18.59
Released2021

Specifications

BrandCaldera
ModelCaldera PW-8743 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
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-9400 Edge 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,395$269Compare
Teralux PW-5191 Max 1000W 80 PLUS Gold ATX Power Supply1,793$119Compare
Caldera PW-7703 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply2,027$169Compare
Caldera PW-7431 Core 1300W 80 PLUS Gold ATX 3.1 Power Supply2,533$299Compare
Teralux PW-9913 Edge 850W 80 PLUS Gold SFX Power Supply1,862$159Compare
Vantrel PW-1805 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,096$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8743 Core 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/18762016 (accessed 2026-10-19).