Hardware Spec Index

Caldera PW-1703 SE 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW1703-SE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index847 (Power Supplies scale)
Category rank#19,911
Street price$39
Power550 W (rated)
Performance per dollar21.72
Released2019

Specifications

BrandCaldera
ModelCaldera PW-1703 SE
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan140 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-9766 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,937$399Compare
Caldera PW-4060 Max 550W 80 PLUS Bronze ATX Power Supply950$49Compare
Caldera PW-2068 XT 850W 80 PLUS Gold SFX Power Supply1,906$149Compare
Teralux PW-2210 Plus 1200W 80 PLUS Gold ATX 3.0 Power Supply2,091$229Compare
Zephyra PW-4043 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply684$39Compare
Zephyra PW-8164 Plus 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,284$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1703 SE 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/9012197 (accessed 2026-10-19).