Hardware Spec Index

Caldera FN-3631 Ti 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3631-TI · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index324 (Case Fans scale)
Category rank#22,396
Street price$9
Power3 W
Performance per dollar36.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3631 Ti
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3631 Ti 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/89026696 (accessed 2026-10-23).