Hardware Spec Index

Zephyra FN-3865 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3865-PRO · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index376 (Case Fans scale)
Category rank#29,603
Street price$19
Power3 W
Performance per dollar19.79
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3865 Pro
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-4205 Ultra 140mm PWM ARGB Case Fan1,278$49Compare
Brontix FN-3041 Ultra 120mm PWM Case Fan (3-Pack)602$19Compare
Caldera FN-5175 SE 120mm PWM ARGB Case Fan1,280$49Compare
Caldera FN-8019 Ti 140mm PWM Case Fan702$29Compare
Zephyra FN-1943 Edge 120mm PWM Case Fan465$19Compare
Brontix FN-5323 Ultra 140mm PWM Case Fan235$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3865 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6411474 (accessed 2026-10-25).