Hardware Spec Index

Caldera FN-4257 Edge 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4257-EDGE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index594 (Case Fans scale)
Category rank#17,847
Street price$19
Power3 W
Performance per dollar31.26
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4257 Edge
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4257 Edge 120mm PWM Case Fan”, https://vextor7.com/item/24255981 (accessed 2026-10-19).