Hardware Spec Index

Zephyra FN-4031 Max 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4031-MAX · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index438 (Case Fans scale)
Category rank#48,241
Street price$19
Power4 W
Performance per dollar23.05
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4031 Max
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-2815 Plus 140mm PWM Case Fan246$9Compare
Caldera FN-3036 SE 140mm PWM ARGB Case Fan1,180$49Compare
Caldera FN-7810 Ultra 120mm PWM Case Fan396$19Compare
Teralux FN-2968 Ti 120mm PWM ARGB Case Fan1,001$39Compare
Teralux FN-1040 XT 120mm PWM ARGB Case Fan1,152$39Compare
Teralux FN-4756 Pro 120mm PWM Case Fan632$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4031 Max 140mm PWM Case Fan”, https://vextor7.com/item/2370764 (accessed 2026-10-19).