Hardware Spec Index

Brontix FN-8921 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN8921-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index736 (Case Fans scale)
Category rank#39,649
Street price$29
Power4 W
Performance per dollar25.38
Released2026

Specifications

BrandBrontix
ModelBrontix FN-8921 Prime
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-6820 Edge 120mm PWM Case Fan461$19Compare
Zephyra FN-5087 Plus 140mm PWM ARGB Case Fan850$29Compare
Teralux FN-3966 Pro 120mm PWM Case Fan673$19Compare
Caldera FN-8601 Prime 120mm PWM ARGB Case Fan974$29Compare
Teralux FN-9378 Ultra 140mm PWM Case Fan307$9Compare
Corvane FN-8998 Ti 120mm PWM Case Fan269$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-8921 Prime 120mm PWM Case Fan”, https://vextor7.com/item/18993306 (accessed 2026-10-25).