Retired: 6 GPM | Sterilight Whole House UV Water System | VIQUA HOME

Item is temporarily out of stock. Contact us for availability or replacement options

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Brand Viqua Sterilight

This item has been discontinued by the manufacturer and is no longer available. We recommend Solapur UV-SPH-3 (3 GPM)or Solapur UV-SPH-11 (11 GPM) as a potential substitute.

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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.

This item has been discontinued by the manufacturer and is no longer available. Product details and replacement information are provided for reference only. We recommend Solapur UV-SPH-3 (3 GPM)or Solapur UV-SPH-11 (11 GPM) as a potential substitute.

Viqua Sterilight Home Ultraviolet Sterilizers
VIQUA Sterilight S5Q-PA Whole-House UV Water Disinfection System

Designed to treat the water at every tap, VIQUA HOME product line ensures high-quality water throughout your whole home protecting your family and your appliances and fixtures. VIQUA HOME Series Ultraviolet Disinfection Systems are specifically designed to be plumbed in where your water enters your home or facility for point-of-entry water treatment in homes or light commercial applications where microbiological control is required.

VIQUA Sterilight S5Q-PA is the most popular, cost effective UV disinfection system for recommended flow rates of 6 GPM (23 lpm). Designed for use in a smaller home or cottage, VIQUA Sterilight S5Q-PA system has been designed and tested against the most rigorous validation and testing methods in the industry.

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

Features of VIQUA HOME Series Sterilight Water Disinfection Systems

  • VIQUA UV Water Systems are equipped to inactivate chlorine-resistant parasites such as Cryptosporidium and Giardia, harmful bacteria like E.Coli, and viruses not visible to the naked eye.
  • Specially designed and tested Sterilume™-EX UV lamps provide consistent and reliable ultraviolet output over the entire life of the lamp (9000 hours) to ensure continuous purification.
  • Sterilight UV Water Systems are simple to maintain and service allowing for easy lamp replacement.
  • VIQUA UV Systems are built with a durable stainless steel chamber to prolong life and eliminate ultraviolet light degradation.
  • The UV Lamp controller visually displays the remaining lamp life and will go into alarm if the lamp fails.   The UV controller has a sealed case to prevent damage from accidental water intrusion and is fully CSA and CE compliant.

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 S5Q-PA
AMI Part Number: S5Q-PA
Recommended Flow Rate* 6 GPM (23 LPM)
Voltage: N. America (NEMA P-15)
Power Consumption: 30W
Connection: 3/4" MNPT
Chamber Dimensions: 2.5" Dia. x 22"L
Lamp Life: 9,000 Hours
Lamp Cord: Approximately 5 feet
Max. Operating Pressure: 125 psi (8.62 bar)
Ambient Temperature: 36-104ºF  (2-40°C)

*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.


Replacement Parts for VIQUA S5Q-PA
S463RL UV Lamp for VIQUA S5Q-PA
QS-463 UV Quartze Sleeve for VIQUA S5Q-PA
BA-ICE-S Controller Kit for VIQUA Home Series
410867 Lamp O-Ring for VIQUA UV
RN-001 Retaining Nut for VIQUA UV
4109958-R 2.5" Mounting Brackets for VIQUA UV
270276-R Lamp Connector Base for VIQUA UV
SP008 Lamp Connector Spring for VIQUA UV

Viqua Whole House UV System Installation Diagram

Typical Installation of VIQUA Whole-House POE UV.  (Click to Enlarge.)

VIQUA Sterilight ICE UV Lamp Controller

VIQUA Sterilight UV Lamp Controller for Ultraviolet Water System  (click to enlarge)

Note: VIQUA Sterilight S5Q-PA replaces UV MAX B4 and B4-V systems.  VIQUA HOME Series replaces Sterilight Silver Series, which is now obsolete by the manufacturer, although some models of the Silver Series are still offered under the HOME series.