Accumulair Sunbeam Humidifier Filter (Aftermarket) Fits Sunbeam models SCM1896, SCM1895 and SCM1866. Sunbeam humidifier wick replacement filters. Measures approximately 7 1/2" H x 5 1/4" ID x 7 1/4" OD x 1" Thick. With antimicrobial agent! This is an aftermarket filter.