Hardware Spec Index

Caldera FN-4221 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4221-EDGE · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index521 (Case Fans scale)
Category rank#17,224
Street price$19
Power4 W
Performance per dollar27.42
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4221 Edge
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-2794 Core 120mm PWM Case Fan424$19Compare
Teralux FN-3695 XT 120mm PWM Case Fan389$19Compare
Brontix FN-1012 Edge 120mm PWM Case Fan635$19Compare
Corvane FN-7092 SE 120mm PWM ARGB Case Fan804$29Compare
Caldera FN-6547 Ti 140mm PWM Case Fan (3-Pack)238$9Compare
Zephyra FN-2858 Max 120mm PWM Case Fan650$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4221 Edge 140mm PWM Case Fan”, https://vextor7.com/item/2970746 (accessed 2026-10-26).