12 GPM | D4 | Trojan UV Max | UV Water System | VIQUA HOME

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Higher Flow Rate!

Solapur UV Water Treatment systems by Applied Membranes, Inc. provide reliable disinfection to ensure the safety of your water.

Viqua UV Max Home Ultraviolet Sterilizers
VIQUA UV Max D4 Whole-House UV Water Sterilizers

VIQUA HOME Series Ultraviolet Disinfection Systems are specifically designed for point-of-entry water treatment in homes or light commercial applications where microbiological control is required. VIQUA UV MAX D4 compact UV disinfection systems provide a reliable, economical, and chemical-free way to safeguard drinking water in any residential application. Viqua UV Max D4 series point of entry systems (also known as whole house systems) are intended to be plumbed in where your water enters your home.  

Product Specifications for VIQUA Point of Use Home Ultraviolet UV System Installation Instructions for VIQUA Point of Use Home UV System

Features of UV Max D4 UV System:

  • Equipped to inactivate chlorine resistant parasites such as Cryptosporidium and Giardia, harmful bacteria like E.Coli, and viruses not visible to the naked eye.
  • The special lamp plug ensures that no one can power the UV lamp if it’s not in the UV chamber
  • Lamps and sleeves are assembled together for ease of handling. They can be replaced separately, in minutes and without tools.
  • Our high output UV lamp is engineered to maximize UV output.
  • Indicator lights show the status of system components and warning lights appear when system maintenance is required.
  • Standard controller features a countdown to annual lamp replacement, a countdown restart button, and a warning alarm silencing button.
  • Highly featured whole-home UV disinfection system with graphical interface designed for recommended flow rates up to 12 gpm (45 lpm)
  • Overall foot print is extremely compact due to advanced lamp/chamber technology
  • Visual "Power On" and "Lamp Life Remaining" Indicators.
  • Audible Lamp Failure Alarm and Lamp Replacement Reminder.

Benefits of UV disinfection

  • 99.99% destruction of bacteria, virus & protozoan cysts (Giardia Lamblia & Cryptosporidium) at rated flow.
  • Chemical-free 
  • Easy to install and service
  • Economical and energy efficient



Specifications for VIQUA UV Max D4

UV Max Model:  D4
Viqua Part Number: 650694-R
Recommended Flow Rate* 12 GPM (45 LPM)
Plug: N. America (NEMA P-15)
Voltage: 100-240v/50-60Hz
Power Consumption: 50W
Connection: 3/4" MNPT
Chamber Dimensions: 4" Dia  x 20 1/2" L
Lamp Life: 9,000 Hours
Max. Operating Pressure: 125 psi (8.62 bar)
Ambient Water Temperature: 36-104ºF  (2-40°C)
Chamber Material: 304SS

*Factory recommended flow rate is calculated at a UV dose of 30 mj/cm².  See manufacturer's specification sheet for flow rates at different doses.

What Size of UV System do I need?

What Size of UV      
System Do I Need?    

Choose a UV System with a recommended flow that meets or exceeds your peak flow rate. When in doubt, always choose the next size up.

Don't know your flow rate?  

Visit our  Flow Rate & Sizing Guide for help.


UV Max D4 Controller Features 

Controller: Standard*
Visual "Power On": YES
Visual Lamp Life Remaining: YES
Audible Lamp Failure: YES
Audible Lamp Replacement Reminder: YES
UV Sensor: NO**

*For LCD Control, use model UV Max D4 Premium
**For UV Sensor, use model UV Max D4+

Replacement Parts for UV Max D4

602805 UV Lamp for D4, D4 Premium, & D4+
UV Quartze Sleeve for
D4, D4 Premium, & D4+
650733R-002 Controller for D4



Viqua Whole House UV System Installation Diagram

Typical Installation of VIQUA UV Max D4 Whole-House Ultraviolet Water Treatment System.  (Click to Enlarge.)

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

For more information, please visit this products webpage.