Hardware Spec Index

Caldera FN-1643 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1643-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index357 (Case Fans scale)
Category rank#25,457
Street price$9
Power3 W
Performance per dollar39.67
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1643 Pro
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1643 Pro 140mm PWM Case Fan”, https://vextor7.com/item/44153 (accessed 2026-10-20).