Hardware Spec Index

Caldera FN-3997 Prime 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3997-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,310 (Case Fans scale)
Category rank#22,609
Street price$39
Power3 W
Performance per dollar33.59
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3997 Prime
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise35 dBA
BearingMagnetic levitation
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
Corvane FN-7237 Ultra 120mm PWM ARGB Case Fan1,222$49Compare
Brontix FN-9152 Prime 120mm PWM Case Fan474$19Compare
Zephyra FN-4782 Ultra 120mm PWM ARGB Case Fan837$29Compare
Caldera FN-3015 XT 120mm PWM Case Fan565$19Compare
Zephyra FN-4529 Pro 140mm PWM Case Fan745$19Compare
Corvane FN-7111 Core 140mm PWM Case Fan623$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3997 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/965148 (accessed 2026-10-23).