Hardware Spec Index

Zephyra FN-3781 Ti 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3781-TI · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index240 (Case Fans scale)
Category rank#44,410
Street price$9
Power3 W
Performance per dollar26.67
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3781 Ti
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9498 Max 120mm PWM ARGB Case Fan (3-Pack)1,014$39Compare
Teralux FN-3605 SE 120mm PWM Case Fan583$19Compare
Zephyra FN-6612 Prime 140mm PWM Case Fan602$19Compare
Corvane FN-9875 Edge 140mm PWM ARGB Case Fan891$29Compare
Corvane FN-5414 SE 120mm PWM ARGB Case Fan867$29Compare
Teralux FN-6289 Plus 120mm PWM ARGB Case Fan1,130$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3781 Ti 120mm PWM Case Fan”, https://vextor7.com/item/63315199 (accessed 2026-10-22).