12025 ac cooling fans 1,Size:120*120*25mm 2,UL & CUL & CE &CCC & Rohs are optional 3, reliable quality 12025 ac cooling fans:1,Size:120*120*25mm2,Bearing system: Ball bearing; Sleeve bearing3,Terminals: Lead wire; Terminals4,Impeller:PBT Thermoplastic , Black, UL-94-VO5,Life expectancy-at room temperature: 50000(sleeve);80000(ball) hours 12025 ac cooling fans