Hardware Spec Index

Zephyra FN-5740 SE 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5740-SE · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,120 (Case Fans scale)
Category rank#9,832
Street price$29
Power4 W
Performance per dollar38.62
Released2019

Specifications

BrandZephyra
ModelZephyra FN-5740 SE
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-5989 Ti 120mm PWM Case Fan (3-Pack)515$19Compare
Teralux FN-8052 Max 120mm PWM Case Fan570$19Compare
Corvane FN-9257 Core 120mm PWM Case Fan370$9Compare
Teralux FN-4248 XT 120mm PWM Case Fan570$19Compare
Corvane FN-3746 Max 140mm PWM Case Fan566$19Compare
Caldera FN-3817 Ultra 120mm PWM ARGB Case Fan969$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-5740 SE 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/6723601 (accessed 2026-10-26).