Hardware Spec Index

Zephyra PW-8240 SE 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW8240-SE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,010 (Power Supplies scale)
Category rank#33,671
Street price$49
Power550 W (rated)
Performance per dollar20.61
Released2021

Specifications

BrandZephyra
ModelZephyra PW-8240 SE
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Zephyra PW-3140 Prime 550W 80 PLUS Gold ATX Power Supply1,063$59Compare
Vantrel PW-1152 Plus 1600W 80 PLUS Platinum ATX Power Supply2,883$319Compare
Caldera PW-8177 Plus 750W 80 PLUS Gold ATX 3.1 Power Supply1,524$89Compare
Vantrel PW-6577 Ultra 750W 80 PLUS Gold ATX Power Supply1,305$69Compare
Vantrel PW-3924 Ti 650W 80 PLUS Gold ATX 3.0 Power Supply1,195$49Compare
Novexa PW-2582 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply1,543$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8240 SE 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/6319947 (accessed 2026-10-20).