Ntt03 24 Hour/7 Day Compact Electronic Immersion Heater Timeswitch

The Ntt03 24 hour/7 day compact electronic immersion heater timeswitch is designed with a 16A load rating and features 4 ON/4 OFF easy-set programme periods per day. It offers 28 ON/28 OFF programmes per week with a shortest switching time of 1 minute. This timeswitch includes an extra large Easy View screen with blue LED backlighting, red LED Mains ON, and green LED Output indicators for easy viewing. It also has large easy push programme buttons and a self-cancelling override button for the next programme change. Additional features include optional 1 and 2-hour boost buttons, automatic Summer/Winter changeover, and a 720 hours rechargeable memory back-up. The Ntt03 fits a standard flush or surface mount box with a minimum depth of 32mm.