Hardware Spec Index

Zephyra FN-3977 XT 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3977-XT · Released 2026 · Updated 2026-10-18

Key facts

Benchmark index872 (Case Fans scale)
Category rank#42,410
Street price$29
Power4 W
Performance per dollar30.07
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3977 XT
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3977 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/97275701 (accessed 2026-10-18).