Hardware Spec Index

Zephyra FN-6503 Ultra 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6503-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index1,298 (Case Fans scale)
Category rank#23,664
Street price$39
Power3 W
Performance per dollar33.28
Released2025

Specifications

BrandZephyra
ModelZephyra FN-6503 Ultra
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6503 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3202966 (accessed 2026-10-25).