Solid-State Circuitry: Provides consistent response times and resistance to vibration and environmental interference

this replacement HB coil is rated for dual-frequency operation (50/60 Hz) at 110-120 VAC

or if repeated cleaning of the existing component does not restore a crisp blue flame and a strong millivolt signal

In-Line Serviceability: Designed for convenience

oil-filled aluminum housing designed for superior heat dissipation in demanding environments

Aprilaire 413 Filter 326058-755 Solid-State Circuitry: Provides consistent responseElevate your indoor air quality with the Aprilaire 413 Filter, a high performance MERV 13 replacement air filter engineered for superior contaminant removal. Designed specifically for Aprilaire whole house air purifier models including the 1410, 1610, 2410, and 4400, this genuine OEM media filter features a deep pleat design that maximizes surface area while maintaining a low pressure drop of 2000 cfm. Leveraging patented Self Seal technology, the