Hardware Spec Index

Zephyra FN-6857 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6857-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index1,210 (Case Fans scale)
Category rank#14,846
Street price$39
Power2 W
Performance per dollar31.03
Released2025

Specifications

BrandZephyra
ModelZephyra FN-6857 Pro
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-3673 Prime 140mm PWM Case Fan (3-Pack)393$9Compare
Teralux FN-8731 Pro 120mm PWM ARGB Case Fan (3-Pack)786$29Compare
Teralux FN-3729 Pro 140mm PWM ARGB Case Fan1,003$29Compare
Teralux FN-2863 Pro 120mm PWM ARGB Case Fan (3-Pack)1,352$49Compare
Corvane FN-8156 Ultra 120mm PWM ARGB Case Fan802$29Compare
Zephyra FN-2224 Ti 120mm PWM Case Fan (3-Pack)403$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-6857 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/2861824 (accessed 2026-10-25).