MW47.5 – Malico Inc. Home » Passive Heat Sink » MW Series » MW47.5 – Malico Inc. :: MW 47.5 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD Customization MW 47.5-12 47.5 x 47.5 11.6 20.0 By request customize now MW 47.5-15 47.5 x 47.5 14.6 22.6 By request customize now MW 47.5-18 47.5 x 47.5 17.6 25.2 By request customize now MW 47.5-21 47.5 x 47.5 20.6 27.8 By request customize now MW 47.5-23 MW 47.5-28 MW 47.5-33 Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MW47.5-12 indicate 47.5×47.5mm is package footprint and 12 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth ( oC/W ) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) MW 47.5-12 2.76 1.82 1.43 MW 47.5-15 2.48 1.63 1.27 MW 47.5-18 2.25 1.42 1.10 MW 47.5-21 2.04 1.27 0.93 MW 47.5-23 MW 47.5-28 MW 47.5-33