Hardware Spec Index

Caldera FN-1678 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1678-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index387 (Case Fans scale)
Category rank#41,538
Street price$9
Power3 W
Performance per dollar43.00
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1678 Prime
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1678 Prime 140mm PWM Case Fan”, https://vextor7.com/item/62946279 (accessed 2026-10-25).