Whirlpool W548049 Refrigerator Light Bulb Genuine Original Equipment Manufacturer (OEM) Part Whirlpool OEM Part: 548049 All Our Parts Are Factory Approved For A Proper Fit Brand New in Original Retail Packaging 548049 Bulb Part Number 548049 replaces 20174-1, 20174-3, 20174-4, 208654, 4343796, 503006, 504714, 504757, 526921, 547225, 647387, 831294, AH379151, EA379151, PS379151.