Hardware Spec Index

Zephyra FN-7640 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN7640-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index861 (Case Fans scale)
Category rank#31,343
Street price$29
Power3 W
Performance per dollar29.69
Released2024

Specifications

BrandZephyra
ModelZephyra FN-7640 Prime
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7640 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6573889 (accessed 2026-10-20).