Hardware Spec Index

Zephyra FN-3951 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3951-CORE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index217 (Case Fans scale)
Category rank#2,396
Street price$9
Power3 W
Performance per dollar24.11
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3951 Core
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-4676 Pro 120mm PWM Case Fan (3-Pack)704$29Compare
Brontix FN-8209 Plus 140mm PWM ARGB Case Fan838$29Compare
Teralux FN-9697 XT 120mm PWM Case Fan401$19Compare
Corvane FN-4434 Core 120mm PWM Case Fan773$19Compare
Teralux FN-9620 Edge 140mm PWM ARGB Case Fan (3-Pack)1,121$39Compare
Brontix FN-5880 Max 140mm PWM Case Fan302$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Zephyra FN-3951 Core 140mm PWM Case Fan”, https://vextor7.com/item/91676901 (accessed 2026-10-19).