Hardware Spec Index

Zephyra FN-8521 SE 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN8521-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index644 (Case Fans scale)
Category rank#21,333
Street price$19
Power4 W
Performance per dollar33.89
Released2026

Specifications

BrandZephyra
ModelZephyra FN-8521 SE
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-5665 Core 120mm PWM ARGB Case Fan1,191$49Compare
Zephyra FN-7242 Pro 120mm PWM ARGB Case Fan1,191$49Compare
Zephyra FN-9717 Core 120mm PWM ARGB Case Fan1,188$39Compare
Caldera FN-5446 Max 140mm PWM ARGB Case Fan818$29Compare
Caldera FN-6786 Core 120mm PWM ARGB Case Fan1,138$39Compare
Zephyra FN-8006 Pro 140mm PWM ARGB Case Fan1,010$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-8521 SE 140mm PWM Case Fan”, https://vextor7.com/item/60024682 (accessed 2026-10-25).