Hardware Spec Index

Caldera PW-6253 XT 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW6253-XT · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index869 (Power Supplies scale)
Category rank#29,261
Street price$49
Power550 W (rated)
Performance per dollar17.73
Released2019

Specifications

BrandCaldera
ModelCaldera PW-6253 XT
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
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-4015 Max 850W 80 PLUS Platinum ATX 3.0 Power Supply1,955$159Compare
Caldera PW-2571 Plus 650W 80 PLUS Gold SFX Power Supply955$39Compare
Vantrel PW-4144 Edge 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,720$339Compare
Vantrel PW-5552 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,460$89Compare
Zephyra PW-5324 Plus 1000W 80 PLUS Platinum ATX Power Supply2,094$199Compare
Vantrel PW-5513 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply2,037$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6253 XT 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/89085266 (accessed 2026-10-23).