Hardware Spec Index

Caldera FN-1646 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1646-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index613 (Case Fans scale)
Category rank#6,039
Street price$19
Power3 W
Performance per dollar32.26
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1646 Prime
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1646 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/90282529 (accessed 2026-10-24).