Hardware Spec Index

Zephyra FN-3646 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3646-SE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index326 (Case Fans scale)
Category rank#26,550
Street price$9
Power3 W
Performance per dollar36.22
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3646 SE
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-5816 Edge 120mm PWM ARGB Case Fan (3-Pack)1,305$49Compare
Caldera FN-7487 Edge 120mm PWM ARGB Case Fan973$29Compare
Teralux FN-4833 Ultra 120mm PWM ARGB Case Fan952$29Compare
Caldera FN-6822 Edge 120mm PWM ARGB Case Fan1,163$39Compare
Teralux FN-9854 Ultra 140mm PWM Case Fan386$19Compare
Teralux FN-6612 Pro 120mm PWM ARGB Case Fan (3-Pack)929$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3646 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/42394605 (accessed 2026-10-26).