Hardware Spec Index

Brontix FN-9877 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9877-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index917 (Case Fans scale)
Category rank#44,643
Street price$29
Power3 W
Performance per dollar31.62
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9877 Ultra
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingMagnetic levitation
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-1058 Max 120mm PWM Case Fan302$9Compare
Teralux FN-6262 Max 120mm PWM Case Fan (3-Pack)218$9Compare
Caldera FN-6904 XT 120mm PWM ARGB Case Fan1,050$39Compare
Brontix FN-6991 Max 140mm PWM Case Fan (3-Pack)336$9Compare
Corvane FN-1747 SE 140mm PWM ARGB Case Fan (3-Pack)1,105$39Compare
Brontix FN-8329 Ti 120mm PWM Case Fan (3-Pack)294$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-9877 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/11113145 (accessed 2026-10-26).