Hardware Spec Index

Caldera FN-3653 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3653-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index472 (Case Fans scale)
Category rank#18,710
Street price$19
Power4 W
Performance per dollar24.84
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3653 Ultra
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-1729 Pro 120mm PWM Case Fan (3-Pack)543$19Compare
Teralux FN-3147 Ti 140mm PWM ARGB Case Fan843$29Compare
Corvane FN-1361 XT 120mm PWM Case Fan773$29Compare
Teralux FN-2735 Plus 140mm PWM Case Fan (3-Pack)565$19Compare
Brontix FN-7370 Ultra 120mm PWM Case Fan545$19Compare
Teralux FN-8801 Pro 140mm PWM Case Fan765$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3653 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/4433913 (accessed 2026-10-22).