This multi-functional timer saves electricity and makes it easier to use various electrical devices. The built-in astronomical clock calculates sunrise and sunset times based on a specified geographical area and time zone. Program types include weekly, annual and astronomical. Operating modes: manual, automatic, holiday and random.

The device is ideal for controlling the operation of lighting, water heaters, motors, and pumps. It features a built-in battery to maintain clock settings in the event of a power failure.

About this digital timer relay

• UNIVERSAL VOLTAGE & 2-CHANNEL CONTROL: Operates flawlessly on any AC or DC voltage supply from 24V up to 264V. Features two independent channels capable of managing separate electrical circuits simultaneously.
• ASTRONOMICAL SUNRISE/SUNSET TRACKING: Automatically calculates precise daily dawn and dusk times—with customizable offsets—using an internal latitude and longitude database covering more than 40 countries and 250 cities. Allows minute-precise coordinate tuning for perfect lighting automation.
• 100 PROGRAMME MEMORY: Supports up to 100 custom time schedules across weekly and yearly configurations. Includes versatile operating modes: Automatic, Manual Override, Holiday Mode (holiday suspension), and Random Mode for home security.
• AUTOMATIC BST/GMT CHANGEOVER: Features an internal Real-Time Clock (RTC) that automatically adjusts for British Summer Time (BST) and Greenwich Mean Time (GMT), eliminating manual twice-a-year maintenance.
• 10-YEAR POWER RESERVE & EEPROM: Equipped with a built-in, replaceable CR2032 lithium battery providing a 10-year backup power reserve during mains blackouts. Integrated EEPROM memory ensures your programmed schedules are saved permanently, even if power is completely lost.
• ROBUST 2-MODULE DIN RAIL DESIGN: Built for standard 35mm DIN rail mounting, measuring 90mm x 36mm x 65mm (exactly 2 modules wide). Features a lockable clear front cover for tamper protection and a crisp, backlit low-temperature LCD screen.
  

What is a Digital Timer Switch Used For?

• Lighting Control: Automatically turns indoor and outdoor lighting on and off at scheduled hours or depending on sunrise and sunset.
• Automating Electrical Appliances: Controls the operation of devices such as combi boilers, immersion heaters, aquarium pumps, and ventilation systems.
• Saving Energy: Prevents unnecessary power consumption, helping to minimise electricity bills.
• Improving Home Security: Deters burglars by switching lights on and off to make the home look occupied when you are away (using Random Mode).
• Commercial Use: Optimises the running hours of machinery on production lines, agricultural irrigation systems, and retail displays.
• Easier Time Management: Automates routine everyday tasks, making daily life much more convenient.

Looking for a simple 24-hour timer? Click here.