Pentair IntelliChlor System Transformer | EasyTouch Control System | 520722 UHDSR137 Restores sparkle and clarity to

Restores sparkle and clarity to pool water

Smooth flow interior

and confirm all washers are seated flat to prevent uneven load distribution

of filtration surface area across 152 tightly packed pleats

Pentair IntelliChlor System Transformer | EasyTouch Control System | 520722 UHDSR137 Restores sparkle and clarity toThe Pentair IntelliChlor System Transformer (520722) is the OEM replacement transformer for EasyTouch Control Systems paired with IntelliChlor salt chlorine generators specifically for units manufactured before the 2011 change date. IMPORTANT: PRE 2011 UNITS ONLY VERIFY YOUR CHANGE DATE BEFORE ORDERING This transformer is designed for EasyTouch Control Systems manufactured before the 2011 change date. If your system was manufactured on or after that