Hardware Spec Index

Caldera PW-5651 SE 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Caldera · SKU PW5651-SE · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index973 (Power Supplies scale)
Category rank#22,294
Street price$49
Power550 W (rated)
Performance per dollar19.86
Released2025

Specifications

BrandCaldera
ModelCaldera PW-5651 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 factorSFX-L
ModularityNon-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
Novexa PW-6060 Max 650W 80 PLUS Bronze ATX Power Supply1,419$79Compare
Vantrel PW-8920 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,323$79Compare
Teralux PW-5684 Ultra 1600W 80 PLUS Titanium ATX Power Supply2,823$319Compare
Teralux PW-6078 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply1,137$59Compare
Vantrel PW-2501 SE 650W 80 PLUS Bronze ATX Power Supply1,342$79Compare
Vantrel PW-1244 SE 1600W 80 PLUS Titanium ATX Power Supply2,706$339Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5651 SE 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/11991035 (accessed 2026-10-21).