Hardware Spec Index

Caldera FN-1657 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1657-CORE · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index277 (Case Fans scale)
Category rank#46,064
Street price$9
Power3 W
Performance per dollar30.78
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1657 Core
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise31 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-9707 Pro 140mm PWM ARGB Case Fan1,280$49Compare
Zephyra FN-2800 Prime 140mm PWM ARGB Case Fan1,036$39Compare
Teralux FN-4585 Plus 120mm PWM Case Fan622$19Compare
Caldera FN-6088 Ultra 120mm PWM Case Fan372$9Compare
Corvane FN-8172 Ultra 140mm PWM Case Fan323$9Compare
Brontix FN-5106 Pro 120mm PWM ARGB Case Fan (3-Pack)1,006$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1657 Core 140mm PWM Case Fan”, https://vextor7.com/item/2345642 (accessed 2026-10-24).