Hardware Spec Index

Zephyra FN-6977 Core 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN6977-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index662 (Case Fans scale)
Category rank#17,129
Street price$19
Power3 W
Performance per dollar34.84
Released2021

Specifications

BrandZephyra
ModelZephyra FN-6977 Core
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6977 Core 120mm PWM Case Fan”, https://vextor7.com/item/28025144 (accessed 2026-10-23).