The quality of drinking water can change with time and become contaminated with harmful bacteria. The VT4 system is a reliable, economical and chemical-free way to safeguard drinking water in any residential application.

Extends the flow rate applications of the VT series for recommended flow rates up to 3.5 gpm (13 lpm)

The system is easy to maintain and service.


Note: The VT4 replaces the Sterilight SC2.5 and the Sterilight SC4 systems.



Features & Specs

Disinfection Flow Rates
16mJ/cm26.5 GPM (24 lpm) (1.4 m3/hr)
30mJ/cm23.5 GPM (13 lpm) (0.8 m3/hr)
40mJ/cm22.5 GPM (9 lpm) (0.6 m3/hr)
Dimensions17″ x 2 1/2″ (43.6 cm x 6.5 cm)
Shipping Weight lbs (kg)6.5 lbs (2.8 kg)
Connection Size1/2″ MNPT
Power Consumption20W