Hardware Spec Index

Zephyra FN-6857 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN6857-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index657 (Case Fans scale)
Category rank#22,821
Street price$19
Power3 W
Performance per dollar34.58
Released2020

Specifications

BrandZephyra
ModelZephyra FN-6857 Prime
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-2266 Ultra 140mm PWM Case Fan642$19Compare
Zephyra FN-2118 Plus 120mm PWM Case Fan (3-Pack)792$29Compare
Teralux FN-5723 Edge 120mm PWM Case Fan (3-Pack)285$9Compare
Corvane FN-9008 Ti 140mm PWM Case Fan282$9Compare
Teralux FN-7581 SE 120mm PWM Case Fan (3-Pack)483$19Compare
Teralux FN-8779 SE 120mm PWM Case Fan538$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-6857 Prime 120mm PWM Case Fan”, https://vextor7.com/item/22015972 (accessed 2026-10-22).