Hardware Spec Index

Zephyra PW-4277 Edge 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW4277-EDGE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,685 (Power Supplies scale)
Category rank#12,159
Street price$109
Power850 W (rated)
Performance per dollar15.46
Released2023

Specifications

BrandZephyra
ModelZephyra PW-4277 Edge
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 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
Zephyra PW-6549 Prime 1000W 80 PLUS Gold ATX Power Supply1,859$159Compare
Novexa PW-8282 Pro 850W 80 PLUS Bronze ATX 3.1 Power Supply1,335$79Compare
Caldera PW-8915 Ultra 750W 80 PLUS Gold SFX Power Supply1,430$79Compare
Vantrel PW-2027 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,508$119Compare
Vantrel PW-7911 Ultra 650W 80 PLUS Bronze ATX 3.0 Power Supply1,019$49Compare
Teralux PW-3080 Core 850W 80 PLUS Bronze ATX Power Supply1,402$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4277 Edge 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/7401033 (accessed 2026-10-21).