Hardware Spec Index

Caldera FN-2181 SE 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2181-SE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index264 (Case Fans scale)
Category rank#30,641
Street price$9
Power3 W
Performance per dollar29.33
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2181 SE
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6398 Pro 120mm PWM Case Fan (3-Pack)635$19Compare
Zephyra FN-8515 Core 120mm PWM ARGB Case Fan1,309$49Compare
Brontix FN-9983 Edge 120mm PWM Case Fan523$19Compare
Teralux FN-6403 XT 120mm PWM ARGB Case Fan967$29Compare
Zephyra FN-8693 Max 120mm PWM Case Fan672$19Compare
Corvane FN-6569 Ti 140mm PWM Case Fan453$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-2181 SE 120mm PWM Case Fan”, https://vextor7.com/item/4072601 (accessed 2026-10-26).