Hardware Spec Index

Caldera FN-4691 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4691-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index251 (Case Fans scale)
Category rank#26,111
Street price$9
Power3 W
Performance per dollar27.89
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4691 Pro
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4691 Pro 140mm PWM Case Fan”, https://vextor7.com/item/6764335 (accessed 2026-10-26).