Hardware Spec Index

Zephyra FN-1783 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1783-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index294 (Case Fans scale)
Category rank#14,979
Street price$9
Power4 W
Performance per dollar32.67
Released2025

Specifications

BrandZephyra
ModelZephyra FN-1783 Ultra
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1783 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/7989566 (accessed 2026-10-25).