Hardware Spec Index

Caldera FN-6641 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6641-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index238 (Case Fans scale)
Category rank#31,260
Street price$9
Power4 W
Performance per dollar26.44
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6641 Pro
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-3648 Max 140mm PWM Case Fan (3-Pack)678$19Compare
Brontix FN-7327 Plus 140mm PWM Case Fan396$9Compare
Zephyra FN-2483 Max 120mm PWM Case Fan438$9Compare
Brontix FN-8081 Max 140mm PWM ARGB Case Fan1,190$49Compare
Zephyra FN-7683 Pro 120mm PWM ARGB Case Fan (3-Pack)1,110$29Compare
Zephyra FN-4000 Pro 120mm PWM ARGB Case Fan985$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-6641 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7430804 (accessed 2026-10-22).