按式开关3110KL-05W-B50-P00 24 Vdc DC brushless fan, axial fan 3250 rpm 1.10 m3610KL-05W-B50-P00 24 Vdc DC brushless fan, axial fan 1.55 m4710KL-05W-B50-E00 24 Vdc DC brushless fan, axial fan 2800 rpm 3.25 mBG0703-B053-000-00 DC brushless fan, axial fan