Hardware Spec Index

Caldera FN-1641 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1641-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index474 (Case Fans scale)
Category rank#46,503
Street price$19
Power3 W
Performance per dollar24.95
Released2023

Specifications

BrandCaldera
ModelCaldera FN-1641 Prime
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1641 Prime 140mm PWM Case Fan”, https://vextor7.com/item/5154157 (accessed 2026-10-26).