Hardware Spec Index

Caldera FN-3686 SE 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3686-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,036 (Case Fans scale)
Category rank#49,843
Street price$29
Power4 W
Performance per dollar35.72
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3686 SE
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-6194 Core 120mm PWM Case Fan (3-Pack)425$9Compare
Brontix FN-7959 SE 140mm PWM ARGB Case Fan932$29Compare
Caldera FN-1659 Prime 120mm PWM Case Fan443$9Compare
Brontix FN-9431 Prime 120mm PWM ARGB Case Fan956$29Compare
Caldera FN-7826 XT 140mm PWM ARGB Case Fan1,031$29Compare
Brontix FN-3393 Pro 120mm PWM ARGB Case Fan (3-Pack)814$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3686 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/33337528 (accessed 2026-10-20).