Hardware Spec Index

Zephyra FN-4647 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4647-XT · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index738 (Case Fans scale)
Category rank#37,413
Street price$19
Power4 W
Performance per dollar38.84
Released2026

Specifications

BrandZephyra
ModelZephyra FN-4647 XT
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-3190 Pro 140mm PWM ARGB Case Fan805$29Compare
Brontix FN-9005 Ti 120mm PWM Case Fan418$9Compare
Brontix FN-9739 Max 140mm PWM Case Fan (3-Pack)571$19Compare
Corvane FN-4472 Ultra 140mm PWM ARGB Case Fan974$29Compare
Caldera FN-8935 Prime 120mm PWM Case Fan (3-Pack)498$19Compare
Brontix FN-8128 Edge 140mm PWM Case Fan (3-Pack)769$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-4647 XT 140mm PWM Case Fan”, https://vextor7.com/item/5221458 (accessed 2026-10-24).