The Ultra Pure Ozone Lamp 3901823 is the ideal replacement part for UPP15, UPP25, and UPS800 Tridonic Transformer systems. The lamp has been designed to meet specifications and ensures optimal light output and longevity.

The Ultrapure UPP15 & UPP25 Ozonator Lamp (3901823) is the perfect choice for adding ozone to your pool. Oxidation can significantly reduce the need for sanitizers and chemical treatments, resulting in a healthier pool environment with fewer contaminants. The UPP15 is designed for pools of 15,000 gallons or less, while the UPP25 is designed for pools under 25,000 gallons. The UPP15 requires one bulb and the UPP25 requires two bulbs. When replacing the bulbs for model UPS800 Tridonic Transformers, it is imperative to replace both bulb and ballast kits simultaneously to avoid electrical malfunction.

• Ozonator Type - UV Bulb
• UPP15 requires one bulb
• UPP25 requires two bulbs
• Ozonator Bulb Length - 13-1/2"
• Ozonator Part Type - Replacement Bulb

Fitment guidelines:
For use with UPP15/25, UPP25, and UPS800 Tridonic Transformer.

Additional Information:
Alternate part numbers - 3901705, 2170-01K, 43-280-1065, UPP3901823