Hardware Spec Index

Brontix FN-1640 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN1640-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index823 (Case Fans scale)
Category rank#14,437
Street price$29
Power3 W
Performance per dollar28.38
Released2025

Specifications

BrandBrontix
ModelBrontix FN-1640 Ultra
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-9498 SE 140mm PWM ARGB Case Fan979$29Compare
Zephyra FN-3257 Pro 120mm PWM ARGB Case Fan (3-Pack)1,334$49Compare
Brontix FN-4669 Core 140mm PWM Case Fan (3-Pack)382$9Compare
Brontix FN-2320 Pro 120mm PWM ARGB Case Fan (3-Pack)834$29Compare
Caldera FN-7325 Pro 120mm PWM Case Fan (3-Pack)511$19Compare
Teralux FN-3921 Pro 140mm PWM Case Fan (3-Pack)344$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-1640 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5458847 (accessed 2026-10-23).