Hardware Spec Index

Novexa PW-5446 XT 1200W 80 PLUS Platinum ATX Power Supply

Power Supplies · Novexa · SKU PW5446-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,567 (Power Supplies scale)
Category rank#17,098
Street price$289
Power1200 W (rated)
Performance per dollar8.88
Released2020

Specifications

BrandNovexa
ModelNovexa PW-5446 XT
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% 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
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-5960 Core 550W 80 PLUS Gold SFX Power Supply808$39Compare
Caldera PW-9010 SE 1300W 80 PLUS Platinum ATX Power Supply2,450$249Compare
Novexa PW-2615 Ti 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,063$209Compare
Teralux PW-3518 Pro 1000W 80 PLUS Gold ATX 3.0 Power Supply2,404$229Compare
Novexa PW-8838 XT 650W 80 PLUS Gold ATX 3.0 Power Supply1,397$79Compare
Zephyra PW-5780 Ultra 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,766$339Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5446 XT 1200W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/7320152 (accessed 2026-10-19).