Hardware Spec Index

Caldera FN-7540 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7540-EDGE · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index576 (Case Fans scale)
Category rank#24,815
Street price$19
Power4 W
Performance per dollar30.32
Released2019

Specifications

BrandCaldera
ModelCaldera FN-7540 Edge
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7540 Edge 140mm PWM Case Fan”, https://vextor7.com/item/48411170 (accessed 2026-10-20).