Hardware Spec Index

Zephyra FN-4645 SE 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4645-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index1,254 (Case Fans scale)
Category rank#11,841
Street price$49
Power3 W
Performance per dollar25.59
Released2026

Specifications

BrandZephyra
ModelZephyra FN-4645 SE
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise32 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-4645 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21919655 (accessed 2026-10-25).