Hardware Spec Index

Zephyra FN-4978 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4978-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index480 (Case Fans scale)
Category rank#10,840
Street price$19
Power2 W
Performance per dollar25.26
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4978 Core
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4978 Core 140mm PWM Case Fan”, https://vextor7.com/item/287448 (accessed 2026-10-19).