Based on this product's specifications, here are some alternatives and similar models
Automatic Transfer Switch DAEWOO ATS15-230GDA, 230 V, 50 Hz, wall-mounted, stainless steel, 5 kg
Summary description:
DAEWOO ATS15-230GDA is an automatic transfer switch (ATS) for switching AC power sources. It is designed for 230 V input operation (min/max 230 V) at 50 Hz and features LED charging indicators. The unit is wall-mounted with a stainless steel housing, finished in white, and weighs 5 kg. Suited for backup power systems, generators and mains source management in residential and light commercial installations.