Hardware Spec Index

Zephyra PW-3907 Plus 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW3907-PLUS · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,163 (Power Supplies scale)
Category rank#33,246
Street price$59
Power550 W (rated)
Performance per dollar19.71
Released2026

Specifications

BrandZephyra
ModelZephyra PW-3907 Plus
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
ModularitySemi-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
Caldera PW-4600 Pro 850W 80 PLUS Gold ATX Power Supply1,784$129Compare
Vantrel PW-5224 XT 1000W 80 PLUS Gold SFX Power Supply2,068$179Compare
Teralux PW-3922 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply2,041$159Compare
Vantrel PW-7176 Edge 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,184$249Compare
Novexa PW-2261 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply1,810$179Compare
Teralux PW-3676 Max 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,216$229Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3907 Plus 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/74554162 (accessed 2026-10-24).