Hardware Spec Index

Caldera FN-3975 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3975-PRO · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index418 (Case Fans scale)
Category rank#12,401
Street price$9
Power4 W
Performance per dollar46.44
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3975 Pro
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9591 Edge 120mm PWM ARGB Case Fan1,204$49Compare
Corvane FN-5840 Plus 140mm PWM ARGB Case Fan1,286$39Compare
Caldera FN-9993 Core 120mm PWM ARGB Case Fan (3-Pack)1,306$49Compare
Teralux FN-9430 Ultra 120mm PWM Case Fan545$19Compare
Caldera FN-7385 Pro 120mm PWM ARGB Case Fan (3-Pack)869$29Compare
Brontix FN-8770 Core 120mm PWM ARGB Case Fan887$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3975 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/82880136 (accessed 2026-10-23).