Aquaguard®, Multipurpose Water Sensor, 24 V ac, 5 A, Black, NO or NC Contact Configuration, Floor Mount;Wall Mount, Audible and Visual Remote Alarm, 14 in L x 8.27 in W x 9.25 in H The AG-1250E multipurpose water sensor is mounted directly in a metal or plastic secondary pan, ¿oor or wall. The AG-1250E is a high-amperage, solid state sensor with no moving parts to break down or become clogged. The low pro¿le design makes it easy to install.