Hardware Spec Index

Brontix FN-7891 XT 120mm PWM Case Fan

Case Fans · Brontix · SKU FN7891-XT · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index476 (Case Fans scale)
Category rank#27,644
Street price$19
Power3 W
Performance per dollar25.05
Released2024

Specifications

BrandBrontix
ModelBrontix FN-7891 XT
Size120 × 120 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-3443 Plus 140mm PWM ARGB Case Fan1,352$49Compare
Caldera FN-7441 Max 120mm PWM Case Fan (3-Pack)338$9Compare
Corvane FN-6578 Prime 120mm PWM Case Fan (3-Pack)366$19Compare
Zephyra FN-9517 Prime 120mm PWM ARGB Case Fan1,126$39Compare
Brontix FN-8762 Core 120mm PWM Case Fan683$19Compare
Teralux FN-7340 Core 140mm PWM Case Fan274$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-7891 XT 120mm PWM Case Fan”, https://vextor7.com/item/10154844 (accessed 2026-10-21).