Hardware Spec Index

Caldera FN-4337 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4337-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index744 (Case Fans scale)
Category rank#29,487
Street price$19
Power4 W
Performance per dollar39.16
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4337 Ultra
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4337 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/93027048 (accessed 2026-10-22).