The quality of drinking water can change with time and become contaminated with harmful bacteria. The Sterilight Cobalt™ Integrated Home System is a reliable, economical and chemical-free way to safeguard drinking water in any residential application. The Sterilight Cobalt™ has been designed and tested to ensure quality drinking water is at everyone’s finger tips.

Features of the Sterilight Cobalt UV purification 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 system is easy to maintain and service with easy lamp and cartridge replacement and quick disconnect fittings.
  • The ultraviolet lamp comes equipped with a connector that allows for easy removal of the lamp without any special tools.
  • Built with a durable stainless steel chamber to prolong life and eliminate ultraviolet light degradation.
  • Comes equipped with a 5-micron sediment pre-filter to reduce particles in the water.
  • Also comes equipped with a 5-micron carbon filter to reduce taste and odour of chlorine.
  • High flow polypropylene filter housings with 1“ full flow connections, available in either 10“or 20“ versions.
  • Solid steel mounting bracket, compact design and easy to install.


View Specs


Y Cable Adapter

"Y" cable adapter for 4-20mA option on all “PLUS” series monitored systems. Comes with 65' of cabling for the 4-20mA output and a male connector to couple with the existing 254NM-S1, 254NM-S2 or 254NM-C1 UV sensor (not included)

Solenoid Cable

Solenoid cable for all “PLUS” series systems, female IEC connection with 10' of cable and “bare” leads, solenoid valve sold separately.

Temperature Management Valve

Integral temperature management valve for use on systems incorporating SterilumeÔäó-HO, high-output UV lamps such as the CobaltÔäó or PlatinumÔäó systems. This fully automatic valve is installed on the outlet port of the disinfection system and will discharge a small amount of w ...

Solenoid Valve

1" solenoid valve, all brass body, 110V./50-60Hz.

Replacement Parts



Sterilume HO UV Lamps

SPV-6, SP320-HO, SC-320 and SCM-320 high-output UV replacement lamp [42 cm (16.5")]

Quartz Sleeve

SPV-6, SP320-HO, SC-320 & SCM-320 series [45.2 cm (17.8"), domed]

Power Supply

CobaltÔäó monitored controller for all "PLUS" high-output models, water-tight case, 4 segment LED display showing % UV intensity, lamp life remaining and total operating time, audible indicator, fused solenoid output (solenoid valve and cord sold separately), 4-20mA output (requires o ...


o-ring for RN-001 ( replaces OR-212)

Retaining Nut

Retaining nut

UV Sensor

UV monitor assembly for COBALT "PLUS" series, complete with 3' sensor cable with water-tight connection.

Product Flow Rates

16 mJ/cm² 95% UVT @ eoll 94.6 gpm
30 mJ/cm² 95% UVT @ eoll 49.2 gpm
40 mJ/cm² 95% UVT @ eoll 37.8 gpm

Product Specificiations

Width 24.4 inches
Height 27.3 inches
Diameter 8 inches
Inlet/Outlet Port Size 1" FNPT / Combo 3/4" FNPT & 1" MNPT
Shipping Weight 20 kg
Reactor Chamber Material 304 S.S.
Max. current 1.5 Amp
Lamp Type Sterilume™-HO
Lamp Type Sterilume HO
Power Consumption 42 W
Lamp Power 34 W
Voltage 100-250V / 50-60Hz
Operating Parameters
Maximum humidity 95%
Maximum hardness 120 ppm
(7 grains per gallon)
Maximum iron 0.3 ppm
Ambient Temperature 2-40 °C
(36-104 °F)
Maximum Operating Pressure 125 PSI
(8.62 bar)
Minimum Operating Pressure 4 PSI
(27.5 kPa)
Minimum UVT 75 %
Installation Orientation Vertical
UV Intensity Monitor Yes
Visual "Power On" Yes
Audible Lamp Failure Yes
Audible alarm mute button Yes
Visual Lamp Life Remaining Yes
Lamp Replacement Indicator Yes
Diagnostic Check No
Safety Interlock No
Flow Restrictor No
COMMcenter control package No
CoolTouch fan No
Colour-coded plug and play connections No
Safety cap & special lamp plug Yes
Reference card No
Solenoid operation indicator No
Flow Pacing No
Solenoid Valve Optional
4-20 Interface Optional
Dry Contact No
CE Yes
Sediment Filtration Yes, 5 micron
Filter Housing Two 20" high flow
Carbon Filtration Yes, 5 micron