You searched for "universal rectangular"
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Heatsink, Universal Square Ceramic, 4 °C/W @ 400 lfm, 7.2 °C/W @ 100 lfm, 75 x 75 x 6mm, Adhesive, Screw
Part: SF-CHS-757506F
Ceramic square heatsink for high-voltage electronics and LED cooling applications.
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Heatsink, Universal Square Ceramic, 2.4 °C/W @ 400 lfm, 4.3 °C/W @ 100 lfm, 70 x 70 x 12mm, Adhesive, Screw
Part: SF-CHS-707012F
Ceramic heatsink with adhesive or screw mounting for IC cooling.
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Heatsink, Universal Square Ceramic, 10.4 °C/W @ 100 lfm, 6.2 °C/W @ 400 lfm, 55 x 55 x 6mm, Adhesive, Screw
Part: SF-CHS-555506F
Ceramic heatsink for non-conductive cooling of sensitive electronic components.
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Heatsink, Universal Square Ceramic, 3.1 °C/W @ 400 lfm, 5.8 °C/W @ 100 lfm, 85 x 85 x 6mm, Adhesive, Screw
Part: SF-CHS-858506F
Large ceramic square heatsink for high-voltage electronics and power cooling.
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Heatsink, Universal Square Ceramic, 43 °C/W @ 400 lfm, 58.2 °C/W @ 100 lfm, 20 x 20 x 2.5mm, Adhesive, Screw
Part: SF-CHS-202003F
Square ceramic heatsink for LED and power module cooling with finned design.
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Heatsink, Universal Square Ceramic, 31.5 °C/W @ 400 lfm, 45.4 °C/W @ 100 lfm, 25 x 25 x 2.5mm, Adhesive, Screw
Part: SF-CHS-252503F
White ceramic heatsink for LEDs and power modules with adhesive or screw mounting.