GreenBrook Electrical has over 60 years of experience in the electrical industry, continuing to be ahead of the competition. Since their beginnings, as a manufacturer of electromechanical relays, they have grown through product development and innovation to boast a comprehensive range of electrical accessories from RCD sockets to smoke alarms. The Greenbrook TLSN is a pneumatic time switch with one channel, one module, is flush mounted and has a voltage of 230V. This switch has a temperature of -5 to 40 Degrees C, a delay time of 10s-10m and features a rated current of 3A.