Supco WV1450 Refrigerator Water Valve, Replaces Sub Zero 4201450 REFRIGERATOR WATER VALVE - This Supco refrigerator water valve is a direct replacement for Sub Zero 4201450 HIGHEST QUALITY PARTS - The WV1450 meets or exceeds OEM specifications ORIGINAL MANUFACTURER APPROVED - This replacement part is approved by the original manufacturer - it will fit perfectly COMPATIBLE WITH NEW UNITS - Made for new roller based units of Sub Zero MADE IN THE USA