Hardware Spec Index

Caldera FN-1635 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1635-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index521 (Case Fans scale)
Category rank#16,744
Street price$19
Power3 W
Performance per dollar27.42
Released2025

Specifications

BrandCaldera
ModelCaldera FN-1635 Prime
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1635 Prime 140mm PWM Case Fan”, https://vextor7.com/item/17005245 (accessed 2026-10-22).