Hardware Spec Index

Novexa PW-4252 Ultra 650W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW4252-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index936 (Power Supplies scale)
Category rank#14,146
Street price$39
Power650 W (rated)
Performance per dollar24.00
Released2025

Specifications

BrandNovexa
ModelNovexa PW-4252 Ultra
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorSFX-L
ModularityFully modular
Fan120 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-7887 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,806$159Compare
Teralux PW-6311 XT 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,932$399Compare
Zephyra PW-3774 Edge 1200W 80 PLUS Platinum ATX Power Supply2,445$219Compare
Novexa PW-4073 Plus 850W 80 PLUS Gold ATX 3.0 Power Supply1,703$119Compare
Caldera PW-2228 XT 850W 80 PLUS Gold ATX Power Supply1,595$99Compare
Teralux PW-7695 Core 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,432$229Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4252 Ultra 650W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/20003300 (accessed 2026-10-19).