When maintaining a high-performance HVAC system, the Field Controls 46365402 UVC replacement lamp (Model 18LAMP) is the critical component for ensuring the continued efficacy of UV-Aire air purification systems. This 18-inch germicidal bulb is engineered for seamless compatibility with Field Controls UV-18 and UV-18X duct-mounted units. As a veteran-grade OEM replacement lamp, it utilizes short-wave ultraviolet radiation to neutralize airborne pathogens, including bacteria, mold spores, and viruses, effectively preventing organic growth on the evaporator coil and within the plenum. Operating at 30 watts with a 4-pin single-ended base, this T5-diameter lamp provides consistent UVC output at the 254nm wavelength. Professional installation ensures that your HVAC UV light system maintains peak sterilization performance, protecting indoor air quality and improving heat exchange efficiency by keeping the cooling coils clean. Replace this ballast-driven lamp annually to counteract natural UVC intensity degradation and ensure residential or light commercial systems remain within operational specifications.

Notes

Item is Non Cancelable / Non Returnable

Key Benefits for Technicians

• Precise Compatibility: Direct fit for the Field Controls UV-18 series, ensuring the electrical load matches the original ballast specifications.
• Coil Maintenance: High-output 254nm UVC inhibits biofilm and mold accumulation on AC coils, reducing static pressure and maintenance calls.
• Durable Construction: Features a robust ceramic base and standard T5 glass geometry for reliable seating and thermal stability in high-airflow environments.
• Pathogen Neutralization: Effectively degrades the DNA of microorganisms circulating through the HVAC ductwork to maintain a sterile airflow.

Common Questions

How do I know if the 46365402 lamp is compatible with my UV-Aire unit?
This 18-inch lamp is the specified OEM replacement for the Field Controls UV-18 and UV-18X models. Check the model number on your existing unit's housing or ballast to confirm it requires the 46365402 or 18LAMP part number.

Can I touch the glass surface during installation?
No. Avoid touching the quartz glass with bare hands. Skin oils can create "hot spots" that cause premature lamp failure. Always use a clean cloth or gloves and wipe the bulb with an alcohol swab before sliding it into the UV-Aire purification system.

What is the standard replacement interval for this UVC bulb?
For maximum germicidal efficacy, technicians recommend replacing the lamp every 12 months of continuous operation. While the lamp may still emit a blue visible light, its germicidal UVC output degrades over time, losing effectiveness against airborne contaminants.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.