This is a DIN Rail mounted digital programmable timer switch. With this timer, you can schedule to turn on your system at a set time early in the morning, or turn off your system late in the evening. DIN Rail mounting design can save much time for installation in your control panel. Up to one week programmable timer ability can help you with your business schedule. The built-in rechargeable lithium battery can reserve all the settings when electric power supply is cut off.
The power supply for this model is 110V AC. You don't need to install separately power supply for this timer in your control box. 12V version is also offered, please check here: https://www.ebay.com/itm/112159290069
Specifications
Power supply rating: 110V AC 50/60Hz
Power consumption (MAX): 2 W
Display: LCD.
Service life: Mechanically 10^7; Electrically: 10^5.
Load capacity: Resistive load: 16A/250V AC; Lagging load: 8A/250V AC; Lamp Load: 2000W.
Output relay: 1 x form C relay (1 NO, 1 NC)
Timer range: 1 minute ~ 168 hours
Timer error: 1s/24h, 25°C
Ambient termperature: -14°F ~ 104°F (-10°C ~ +40°C)
Ambient humidity : 35 - 85% RH.