Hardware Spec Index

Caldera PW-4370 SE 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Caldera · SKU PW4370-SE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index733 (Power Supplies scale)
Category rank#27,817
Street price$39
Power550 W (rated)
Performance per dollar18.79
Released2022

Specifications

BrandCaldera
ModelCaldera PW-4370 SE
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 factorSFX-L
ModularityNon-modular
Fan120 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-8114 Ti 550W 80 PLUS Gold ATX Power Supply718$39Compare
Vantrel PW-3835 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply2,099$219Compare
Zephyra PW-3518 Max 850W 80 PLUS Gold ATX Power Supply1,213$59Compare
Novexa PW-4663 Pro 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,597$269Compare
Teralux PW-1029 Ti 750W 80 PLUS Gold SFX Power Supply1,189$59Compare
Teralux PW-5313 Plus 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,900$399Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4370 SE 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/68301375 (accessed 2026-10-20).