Grassfin gmbh, germany, manufactures a wide range of energy saving time switches and hour meters that are supplied by general saving time switches. Backed up with or without memory back-up, these time switches come for daily/weekly/monthly and yearly, also for holidays programming with single/multi-channels output. It incorporates manual override facility. Some of these models have in-built calendar and provides convenient winter/summer switchover. The minimum setting can be as low as 1 min. Smaller versions come for domestic applications with plug-in feature. Depending on the application and type of mounting required, it is possible to identify and select the right type from varieties available. These come for different types of mountings like flush/panel, din/base, etc. The company also offers lightweight and compact hour meters for ac power supply.