Validated by NSF 55 Class B, the D4 is easy to maintain and built to deliver outstanding UV performance for the average size home, cottage, or light commercial application.

Benefits:

• Convenient: Features countdown timer with digital display and audible lamp change reminder for ease of maintenance
• Space Efficient: High UV output lamp technology allows for a smaller footprint, while providing the same UV performance as a longer chamber
• Reliable: High-performance UV lamp, rigorously tested to provide consistent output over the entire lamp life (9000 hours)
• The constant current feature ensures stable UV lamp output, regardless of power fluctuations
• Validated: Added peace of mind with NSF 55 Class B certification
• Application: Perfect for a wide range of whole-home, point-of-entry water treatment solutions in homes, cottages, or OEM applications
• Included Accessories: Flow Restrictor

Note: The D4 replaces the UV Max C4, C4-V and SV12Q-PA systems.