Hardware Spec Index

Caldera FN-2665 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2665-CORE · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index215 (Case Fans scale)
Category rank#20,539
Street price$9
Power4 W
Performance per dollar23.89
Released2020

Specifications

BrandCaldera
ModelCaldera FN-2665 Core
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-9091 Core 140mm PWM Case Fan202$9Compare
Caldera FN-5220 Pro 140mm PWM ARGB Case Fan1,000$39Compare
Brontix FN-5897 Plus 140mm PWM Case Fan633$19Compare
Teralux FN-2829 XT 140mm PWM Case Fan412$9Compare
Teralux FN-3291 Pro 120mm PWM Case Fan641$19Compare
Corvane FN-3976 Prime 140mm PWM ARGB Case Fan1,316$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-2665 Core 140mm PWM Case Fan”, https://vextor7.com/item/92638642 (accessed 2026-10-26).