AquaUltraviolet Classic 57 Watt UV Sterilizer – 2”

Serious power for larger ponds and serious water clarity. The AquaUltraviolet Classic 57 Watt UV Sterilizer is a high-performance unit designed for medium to large ponds, water gardens, and aquariums up to approximately 2,500–3,500 gallons (with proper flow and turnover). This robust sterilizer uses a high-output UV-C lamp to rapidly destroy free-floating single-cell algae, bacteria, viruses, and protozoa that cause green water, disease outbreaks, and poor water quality — all without adding chemicals.

Built with the proven durability and ease-of-use of the Classic series, it features easy-twist caps for quick quartz sleeve cleaning and straightforward 2” inlet/outlet plumbing. The 57 Watt lamp delivers strong, consistent sterilization power while remaining surprisingly easy to maintain, making it an excellent choice for larger koi ponds, trophy fish systems, and demanding water features.

Key Features:

- 2” inlet/outlet for easy plumbing integration

- High-output 57 Watt UV-C lamp for powerful sterilization

- Easy-twist cap design for fast quartz sleeve access

- Chemical-free algae and pathogen control

- Sterilizes up to approximately 3,500 gallons

When you need professional-level water clarity without the hassle, the Classic 57 Watt delivers. Powerful protection for your pond or water feature.

*Available with or without wiper