The Timer Box III is built with high quality components such as "GRÄSSLIN" timer and "ISKRA"contactors Slovenia. A serious housing with cover and seal joint result a high protection class IP54. On 1-3 safety breaker you can switch ON/OFF the power circuits. The Timer Box III is used by several inductive loads such as high-pressure lamps with high switch on and off simultaneously. This turns on contactor/relay. All model with heating socket is on when lights are off (power management). A thick 2,5 mm² power cable keeps low cable temperature over 12-18h run-time.
A chargeable battery in the timer allows to run the timer for 150h without power-grid, we strictly recommend to keep the battery charged min. once a year. The battery have a restricted warranty of 14 months from the date of the production from GRÄSSLIN! On all other components 24/36 months after sales.
The mechanical timer (China) in Timer Box I has a return rate of 4-5%, compared to the mechanical timer (GRÄSSLIN) in TimerBox II & TimerBox III has a return rate of 2% and Timer Box IV with a return rate of less than 0.5%.