Hardware Spec Index

Caldera PW-2273 Pro 1000W 80 PLUS Platinum SFX Power Supply

Power Supplies · Caldera · SKU PW2273-PRO · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,848 (Power Supplies scale)
Category rank#3,037
Street price$159
Power1000 W (rated)
Performance per dollar11.62
Released2020

Specifications

BrandCaldera
ModelCaldera PW-2273 Pro
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-2064 SE 750W 80 PLUS Gold ATX 3.1 Power Supply1,347$69Compare
Novexa PW-3216 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,660$329Compare
Novexa PW-5266 Plus 1600W 80 PLUS Titanium ATX Power Supply2,635$359Compare
Caldera PW-6826 Ultra 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,700$349Compare
Teralux PW-4769 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply1,859$149Compare
Teralux PW-1925 Prime 650W 80 PLUS Gold ATX Power Supply859$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2273 Pro 1000W 80 PLUS Platinum SFX Power Supply”, https://vextor7.com/item/13328656 (accessed 2026-10-22).