Hardware Spec Index

Caldera FN-8641 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN8641-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index453 (Case Fans scale)
Category rank#31,079
Street price$19
Power3 W
Performance per dollar23.84
Released2026

Specifications

BrandCaldera
ModelCaldera FN-8641 Prime
Size120 × 120 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-8641 Prime 120mm PWM Case Fan”, https://vextor7.com/item/82884448 (accessed 2026-10-24).