Hardware Spec Index

Zephyra FN-4540 Ultra 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4540-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index987 (Case Fans scale)
Category rank#41,303
Street price$29
Power3 W
Performance per dollar34.03
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4540 Ultra
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4540 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/21474094 (accessed 2026-10-23).