Concealed ES-S SWB Urinal Electronic Small Wall Box Assembly
The EL-660-A electronic small wall box assembly is a replacement kit for concealed Royal®, Sloan® or Crown® Optima® ES-S SWB (electronic solenoid sensor with small wall box access) urinal style flushometers. The EL-660-A repair kit assembly includes the sensor with override and is intended for concealed electronic ES-S SWB flushometers. The EL-1500 sensor will be located on the lower half of the stainless steel wall plate and operates with a 24V electrical supply. The 13.5x13.5 small wall panel with front access to the flushometer does not include the WB-3 frame. Sloan offers additional sensors and repair parts based on your flushometer needs.
