Control heat (energy) input to your boiler heating elements in seamless steps from 0 to 13.5kW for optimum boiling rates.
Control box with:
- 3 x 4.5kW heating element industrial quality switching gear - each with pilot light
- 3 x 25Ampere fuses
- 1 x Heat controller for 4.5kW heating element + Amp meter
- Large heat sink, cooling fan and air intake at bottom-rear (for cooling heat controller)
- 40 Amp switches
- Metal box with safety lock