Hardware Spec Index

Caldera FN-3661 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3661-PLUS · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index548 (Case Fans scale)
Category rank#35,074
Street price$19
Power3 W
Performance per dollar28.84
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3661 Plus
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 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
Teralux FN-7179 Edge 120mm PWM ARGB Case Fan948$29Compare
Caldera FN-4291 Plus 120mm PWM ARGB Case Fan (3-Pack)967$39Compare
Teralux FN-4228 Pro 120mm PWM ARGB Case Fan1,219$49Compare
Zephyra FN-7474 Core 120mm PWM Case Fan435$19Compare
Teralux FN-1154 Ultra 140mm PWM Case Fan502$19Compare
Brontix FN-8763 Edge 120mm PWM Case Fan469$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3661 Plus 140mm PWM Case Fan”, https://vextor7.com/item/4975679 (accessed 2026-10-23).