Hardware Spec Index

Zephyra FN-2821 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN2821-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index967 (Case Fans scale)
Category rank#41,534
Street price$29
Power4 W
Performance per dollar33.34
Released2025

Specifications

BrandZephyra
ModelZephyra FN-2821 Ultra
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2821 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/849607 (accessed 2026-10-22).