Hardware Spec Index

Caldera PW-4220 Plus 1200W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW4220-PLUS · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index2,325 (Power Supplies scale)
Category rank#21,890
Street price$209
Power1200 W (rated)
Performance per dollar11.12
Released2021

Specifications

BrandCaldera
ModelCaldera PW-4220 Plus
Rated output1,200 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan135 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
Novexa PW-7446 Core 1200W 80 PLUS Gold ATX 3.1 Power Supply2,334$229Compare
Caldera PW-6149 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply2,022$199Compare
Teralux PW-1776 Pro 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,868$319Compare
Vantrel PW-5750 Max 850W 80 PLUS Gold SFX Power Supply1,757$119Compare
Vantrel PW-1450 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply1,296$69Compare
Teralux PW-8450 Pro 750W 80 PLUS Gold ATX 3.0 Power Supply1,355$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4220 Plus 1200W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/28112389 (accessed 2026-10-22).