Hardware Spec Index

Caldera FN-4976 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4976-CORE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,196 (Case Fans scale)
Category rank#4,483
Street price$39
Power3 W
Performance per dollar30.67
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4976 Core
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-2136 Pro 120mm PWM ARGB Case Fan (3-Pack)1,348$39Compare
Zephyra FN-3634 Ultra 120mm PWM Case Fan492$19Compare
Caldera FN-3284 Ti 140mm PWM ARGB Case Fan (3-Pack)1,272$49Compare
Zephyra FN-5835 SE 120mm PWM ARGB Case Fan947$29Compare
Caldera FN-3882 Ti 120mm PWM ARGB Case Fan1,255$39Compare
Brontix FN-2685 SE 120mm PWM Case Fan (3-Pack)247$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4976 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21493651 (accessed 2026-10-22).