Hardware Spec Index

Zephyra PW-2631 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW2631-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,105 (Power Supplies scale)
Category rank#27,702
Street price$59
Power550 W (rated)
Performance per dollar18.73
Released2025

Specifications

BrandZephyra
ModelZephyra PW-2631 Prime
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
Fan140 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
Vantrel PW-6008 Max 1000W 80 PLUS Gold SFX Power Supply2,071$209Compare
Caldera PW-7959 Max 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,802$309Compare
Teralux PW-7189 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,862$139Compare
Zephyra PW-8068 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,665$109Compare
Novexa PW-7764 Max 650W 80 PLUS Bronze SFX Power Supply761$39Compare
Teralux PW-3360 Core 750W 80 PLUS Gold ATX 3.1 Power Supply1,541$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2631 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/3769671 (accessed 2026-10-22).