Hardware Spec Index

Zephyra FN-5121 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5121-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index369 (Case Fans scale)
Category rank#1,613
Street price$9
Power4 W
Performance per dollar41.00
Released2026

Specifications

BrandZephyra
ModelZephyra FN-5121 Prime
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5121 Prime 140mm PWM Case Fan”, https://vextor7.com/item/9715203 (accessed 2026-10-24).