Hardware Spec Index

Caldera FN-1645 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1645-CORE · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,047 (Case Fans scale)
Category rank#11,293
Street price$39
Power3 W
Performance per dollar26.85
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1645 Core
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8963 Core 120mm PWM Case Fan231$9Compare
Brontix FN-1178 Core 140mm PWM ARGB Case Fan987$29Compare
Zephyra FN-2837 Edge 120mm PWM ARGB Case Fan1,214$49Compare
Corvane FN-4682 SE 140mm PWM ARGB Case Fan1,063$29Compare
Caldera FN-8658 Prime 120mm PWM ARGB Case Fan848$29Compare
Caldera FN-8995 Core 120mm PWM Case Fan395$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1645 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/20076413 (accessed 2026-10-20).