Hardware Spec Index

Zephyra PW-3965 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW3965-SE · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,032 (Power Supplies scale)
Category rank#26,413
Street price$49
Power550 W (rated)
Performance per dollar21.06
Released2024

Specifications

BrandZephyra
ModelZephyra PW-3965 SE
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-1300 Max 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,871$379Compare
Vantrel PW-7916 Max 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,884$369Compare
Teralux PW-8321 Pro 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,752$369Compare
Caldera PW-3623 Core 850W 80 PLUS Gold ATX 3.0 Power Supply1,685$119Compare
Novexa PW-5630 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,148$59Compare
Zephyra PW-6753 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,651$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3965 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/33333286 (accessed 2026-10-20).