• 1 of 3
Viqua Viqua PRO20 650653 NFS Class-A Ultraviolet Water Sterilizer 650653-

Viqua 650653 PRO20 UV System 20 GPM NFS 55 Class-A Certified

In Stock
$3,234.25 $3,520.00
(You save $285.75)


The VIQUA Pro20 Monitored UV system is NSF Class A certified to treat flow rates of up to 20 GPM and is perfect for large homes (4-7 Bedrooms) and commercial use.

The Pro20 ultraviolet sterilizer will disinfect pathogenic bacteria, viruses, Cryptosporidium or Giardia to safe levels. The Pro20 features an amalgam lamp that provides higher strength and up to 2 years of lamp life. The Pro20 is also capable of 100-240V, 50-60Hz.

NO RISK: 10-yr warranty on VIQUA reaction chamber, 5 yrs on electrical parts, and 1-yr warranty on lamps.


PDF icon  Lamp (602855) - Replace every 24 months

PDF icon  Quartz Sleeve (602975) - Replace every 24 months or as needed

PDF icon  Lamp/Sleeve Combo Kit (602850-102)


lightwise-logo.jpgLightWise Technology: Dims the lamp under no flow conditions.
– Ease of Maintenance: Up to 60% less maintenance
– Lower Temperature: 30% lower temperature in no flow periods
– Efficient: Estimated 30% energy savings

nsf.pngNSF CLASS A: Fully NSF certified to NSF/ANSI Standard 55 Class A to treat up 20 GPM

2xlife.png2X LAMP LIFE: 2X the lamp life of standard lamps

4xoutput.png4X OUTPUT: 4X the output of standard lamps

cooltouch.pngCOOLTOUCH FAN: Prevents water overheating in the UV chamber

flowmeter.pngFLOW METER: Calculates real-time UV dose for a particular flow

sensor.pngUV SENSOR: Monitors/indicates UV dose intensity

led.pngLED STATUS MONITOR: Displays system components’ status and functionality

eol.pngEND-OF-LIFE TIMER: Counts down the days until annual lamp replacement


  • Flow Rate: 20 Gallons Per Minute
  • Application: Point-of-Entry
  • Power: 100-240V   50-60Hz   160W   N. American Plug
  • Chamber Dimensions: 31" x 4"
  • Inlet Dimensions: 1-1/4" MPT and 1" FPT
  • Outlet Dimensions: 1-1/4" MPT and 1" FPT
  • Electrical Plug Types Available:
    • B – North & Central America, Japan (NEMA 5-25P)
    • F – Europe, Brazil, Russia (CEE 7/7)


  • Chamber: 10 Years
  • Electric: 5 Years
  • Lamp & Sleeve: 1 Year


PDF iconVIQUA Pro20 Owner's Manual

PDF iconVIQUA Pro20 Spec Sheet

PDF iconVIQUA Pro20 Lightwise Spec Sheet

PDF iconVIQUA Pro20 Sensor Replacement Instructions

PDF iconVIQUA Pro10, 20 & 30 Engineering Submittal Packet

PDF iconLamp and Sleeve Replacement Instructions

Free Shipping on most Orders over $99.00 in the U.S.A

Click the button below to add the Viqua 650653 PRO20 UV System 20 GPM NFS 55 Class-A Certified to your wish list.