Divert your excess solar electrical power for self consumption instead of exporting to the grid. Solar iBoost+ fits quickly and neatly next to your water cylinder wired simply between a fused spur and the immersion heater. Suitable for single and dual immersion systems, for use with heaters up to 3kW (only one output can be used at any given time). Wireless connection between the current sensor and the main unit eliminates the need for any extra wiring. Provides Timer and Boost functions This new unit uses high frequency control that does not affect the quality of the grid in any way, eliminating problems such as lights flickering and noise.