PresAir Trol Center Spout Pressure Switch [21A] [1/8" Barb] [SPDT] (PT11120A) grasslin Using the wrong extension can

Using the wrong extension can create panel issues that look like control failures when the real problem is the cable

Matching the correct 3

Supports dependable drain port sealing

even a working control panel can feel dated or confusing

5 kW pressure-style in-line heater to restore reliable heating performance

PresAir Trol Center Spout Pressure Switch [21A] [1/8" Barb] [SPDT] (PT11120A) grasslin Using the wrong extension canPresAir Trol Center Spout Pressure Switch [21A] [1 8" Barb] [SPDT] (PT11120A) is a replacement heater or heater service component from Presair Trol for compatible pool, spa, or bath heating systems. It is used when servicing worn, damaged, or failed heater assemblies where the correct model series, fuel or voltage configuration, sensor style, element size, or hardware fit must be matched. Use part number PT11120A when matching this item to an existing