Hardware Spec Index

Caldera FN-6653 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6653-PRIME · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index372 (Case Fans scale)
Category rank#38,080
Street price$9
Power2 W
Performance per dollar41.33
Released2019

Specifications

BrandCaldera
ModelCaldera FN-6653 Prime
Size140 × 140 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise29 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
Brontix FN-8535 Pro 120mm PWM Case Fan750$19Compare
Zephyra FN-8118 Ti 120mm PWM ARGB Case Fan1,400$49Compare
Teralux FN-6423 Ultra 120mm PWM ARGB Case Fan1,065$39Compare
Zephyra FN-4853 Pro 120mm PWM Case Fan428$19Compare
Zephyra FN-5408 Prime 140mm PWM ARGB Case Fan (3-Pack)1,118$39Compare
Caldera FN-6436 Pro 140mm PWM ARGB Case Fan1,255$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-6653 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/63312570 (accessed 2026-10-23).