Hardware Spec Index

Brontix FN-3871 Ti 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3871-TI · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index411 (Case Fans scale)
Category rank#14,567
Street price$9
Power2 W
Performance per dollar45.67
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3871 Ti
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-1155 Ti 120mm PWM ARGB Case Fan1,211$49Compare
Brontix FN-5240 Edge 120mm PWM Case Fan694$19Compare
Brontix FN-3565 Plus 140mm PWM ARGB Case Fan879$29Compare
Zephyra FN-8701 Core 140mm PWM Case Fan646$19Compare
Brontix FN-1240 Prime 120mm PWM Case Fan666$19Compare
Corvane FN-4057 Ti 120mm PWM ARGB Case Fan859$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3871 Ti 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83950063 (accessed 2026-10-26).