Timeguard Digital Time Switch Single Channel 230V AC 13A Resistive SPNO Contact FST77

Timeguard FST77 digital time switch is a high-tech, surface mount, single channel time switch designed for reliable industrial and residential automation purposes. Operating at 230V AC with a maximum resistive switching current of 13A (3 kW), it combines a digital time switch with a single pole normally open (SPNO) contact configuration for flexible control of electrical circuits.

This device supports up to 4 ON and OFF programmes per day with selectable 5-day plus 2-day or 7-day scheduling, enabling precise automation of heating, ventilation, lighting, and other electrical appliances.

Features include an easy view 24-hour digital clock and timer display, automatic summer/winter time adjustment, and an optional boost facility providing 1 or 2-hour override. The built-in integral memory backup battery retains programmes during power failure events for up to four weeks.

Designed with user convenience, this time switch includes a loop terminal for earth continuity and a front-accessible replaceable BS1362 fuse. It operates reliably within ambient temperatures of 0°C to 40°C and is CE approved for safety compliance.

Typical applications include heating and ventilation appliances, combination boilers, washing machines, dishwashers, and lighting control in industrial, commercial, and residential environments.

Single pole normally open (SPNO) contact configuration. Up to 4 ON/OFF programmes with flexible day selection. Automatic summer/winter time changeover. Integral memory backup battery retains programmes during power loss.

BS1362 fuse replaceable from the front. Compact dimensions: 85mm height × 43mm depth. Operating temperature range from 0°C to 40°C.

This Timeguard digital Time Switch is manufactured in China and provides a modern solution for precise time-based control of electrical circuits. Explore EnvMart for more industrial automation and control gear products suitable for a variety of applications.