Hardware Spec Index

Caldera PW-8436 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8436-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index830 (Power Supplies scale)
Category rank#26,215
Street price$39
Power550 W (rated)
Performance per dollar21.28
Released2026

Specifications

BrandCaldera
ModelCaldera PW-8436 Pro
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 factorATX
ModularitySemi-modular
Fan140 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
Caldera PW-7948 XT 1300W 80 PLUS Gold ATX 3.1 Power Supply2,476$279Compare
Zephyra PW-6963 XT 1000W 80 PLUS Platinum ATX Power Supply2,215$189Compare
Teralux PW-4330 Ultra 650W 80 PLUS Gold ATX 3.1 Power Supply1,301$59Compare
Zephyra PW-2587 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,405$69Compare
Novexa PW-4513 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,705$139Compare
Zephyra PW-7437 Ultra 850W 80 PLUS Bronze ATX 3.1 Power Supply1,377$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8436 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/2159085 (accessed 2026-10-26).