MP50 – Malico Inc. Home » Passive Heat Sink » MP Series » MP50 – Malico Inc. :: MP 50 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD MP 50-12 50 x 50 11.6 28.5 By request MP 50-15 50 x 50 14.6 32.0 By request MP 50-18 50 x 50 17.6 36.0 By request MP 50-21 50 x 50 20.6 40.0 By request MP 50-23 50 x 50 22.6 42.5 By request MP 50-28 50 x 50 27.6 49.0 By request MP 50-33 50 x 50 32.6 55.0 By request Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MP50-12 indicate 50x50mm 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) MP 50-12 2.78 1.66 1.19 MP 50-15 2.54 1.47 1.00 MP 50-18 2.32 1.32 0.86 MP 50-21 2.14 1.15 0.71 MP 50-23 1.93 1.02 0.61 MP 50-28 1.73 0.88 0.50 MP 50-33 1.44 0.72 0.40