Hardware Spec Index

Caldera FN-5651 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5651-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index445 (Case Fans scale)
Category rank#9,248
Street price$19
Power2 W
Performance per dollar23.42
Released2021

Specifications

BrandCaldera
ModelCaldera FN-5651 Prime
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5651 Prime 140mm PWM Case Fan”, https://vextor7.com/item/20072012 (accessed 2026-10-20).