Hardware Spec Index

Caldera FN-5749 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5749-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index605 (Case Fans scale)
Category rank#42,282
Street price$19
Power3 W
Performance per dollar31.84
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5749 Prime
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5749 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/210826 (accessed 2026-10-21).