High-output UV-C sterilizer for large ponds and serious aquarium life-support. The Classic 120W with 2" slip ports uses a three-lamp array to deliver strong water clarity and pathogen reduction in a service-friendly housing.
Heavy-duty Classic body with 2" slip inlet/outlet for high-flow plumbing
Tri-lamp design (3 × 40W) for robust UV dose and fast water polishing
Clears green water; reduces algae, bacteria, and protozoa load
Weather-resistant (non-submersible) for indoor or protected outdoor installs
Service-friendly: quick-release tee, EZ-twist cap, clear quartz cap (lamp-on view)
Sterilizer (freshwater): ~4,400–6,000 gal
Sterilizer (saltwater): ~900 gal
Clarifier (freshwater): up to ~12,000 gal (with 50–75% plant coverage)
Target UV-dose flows (EOL): up to ~4,080 GPH at ~30,000 µW·s/cm² (reduce flow for higher doses/pathogen control)
Model: Classic 120 Watt, 2" Inlet/Outlet, White (No Wiper)
Lamps: (3) × 40W low-pressure UV-C
Electrical: 120V / 60Hz, approx. 1.33 A total draw
Connections: 2" slip (in/out)
Dimensions (2" unit): 36-7/8" × 3-3/4" × 21-3/8"
Cord Length: ~15 ft
Mounting: Wall/stand (use appropriate brackets/anchors)
Warranty: Limited lifetime on housing; 1-year on other components
Classic 120W UV body (White, 2" ports)
(3) 40W UV lamps
Remote transformer/power supply
Union/fitting set (2" slip)
Quick start/installation guide
Install after mechanical filtration on a pressure line; avoid gravity-feed.
Use unions/valves to isolate the unit and dial in target flow.
Protect from weather; do not submerge.
Replace lamps every 9–12 months of continuous use to maintain dose.