MC512-YL Marking Product Type: Marker Card Pre-Printed Mark Details: Blank Primary Product Color: Yellow Operating Temperature Range: -55 – 110 °C Operating Temperature Range: -67 – 230 °F Marker Card Blank | Terminal Block & Strip Marking Accessories | Part Number: 1SNK140004R0000 | Internal Number: 1SNK140004R0000 | Yellow | TE Connectivity