Hardware Spec Index

Zephyra FN-4121 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4121-XT · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index359 (Case Fans scale)
Category rank#35,413
Street price$9
Power3 W
Performance per dollar39.89
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4121 XT
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4121 XT 140mm PWM Case Fan”, https://vextor7.com/item/86525731 (accessed 2026-10-25).