Replacement Filter, 2PK

This replacement light bulb is engineered for the Lennox HCC20-28 Healthy Climate media air cleaner cabinet, providing reliable illumination for whole-home air filtration systems. Rated at 120V and 20W with a candelabra (E12) base, this bulb delivers consistent brightness for cabinet inspection and maintenance monitoring in residential and light commercial HVAC applications. The HCC20-28 is a robust whole-home air filtration solution designed to accommodate 20in x 25in x 5in nominal media filters within a cabinet measuring 21in x 28.5in x 7in (actual dimensions). The system features heavy-gauge, powder-coated steel construction capable of supporting up to 400 lbs of static weight, making it compatible with furnaces, indoor coils, and air handler installations. This durable build ensures long-term performance in demanding HVAC environments. The integrated lighting system allows facility operators and technicians to safely inspect the filter chamber and monitor system status during maintenance cycles. The standard candelabra socket configuration ensures ease of replacement and compatibility with common bulb options. This replacement bulb is ideal for facilities relying on MERV 11 or MERV 13 filter configurations to maintain optimal indoor air quality. Lennox HCC20-28 systems are typically installed in residential and commercial properties requiring comprehensive air purification. The interior illumination is essential for visual filter inspections, airflow assessments, and system diagnostics. Having replacement bulbs on hand minimizes downtime during scheduled maintenance and ensures continuous operational visibility. This 120V, 20W candelabra bulb is a direct replacement component, compatible with model references X6661 and X7751, making it an essential part of any comprehensive HVAC maintenance inventory.