PWT® Shower Systems Complete systems that control water-run time for entire operations. ETF-492-A MICRO Plumb Products Infrared Shower Sensor Controller. Electronic shower control used with the MICRO Plumb infrared sensor and solenoid to control a single shower. ETF-458-A MICRO Plumb Products Power Cord Kit MCR-176-A MICRO Plumb Products Infrared Shower Sensor Controller. Infrared sensor-activated, electronic shower control for a single, pre-mixed shower MCR-215 MICRO Plumb Products Infrared Shower Sensor Controller. Infrared sensor-activated, electronic shower control for a single, pre-mixed shower MCR-216 MICRO Plumb Products Infrared Shower Sensor Controller. Infrared sensor-activated, electronic shower control for a single, pre-mixed shower MCR-217 MICRO Plumb Products Infrared Shower Sensor Controller. Infrared sensor-activated, electronic shower control for a single, pre-mixed shower MCR-218 MICRO Plumb Products Push Button Shower Controls. Push button-activated shower control for single pre-mixed shower. MCR-224 MICRO Plumb Products Push Button Shower Controls. Push button-activated shower control for single pre-mixed shower. MCR-223 MICRO Plumb Products Push Button Shower Controls. Push button-activated shower control for single pre-mixed shower. MCR-225 MICRO Plumb Products Push Button Shower Controls. Push button-activated shower control for single pre-mixed shower.