Hardware Spec Index

Caldera FN-1977 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1977-EDGE · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index407 (Case Fans scale)
Category rank#13,974
Street price$19
Power4 W
Performance per dollar21.42
Released2021

Specifications

BrandCaldera
ModelCaldera FN-1977 Edge
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1977 Edge 140mm PWM Case Fan”, https://vextor7.com/item/10073015 (accessed 2026-10-24).