- Multiply your heating or cooling capacity by plugging a sense cord from a switcher box like PLUG'n'GROW iLS4 in the iGS-020 outlet;
- Multiply your cooling or heating capacity by plugging a sense cord from a load switcher box like PLUG'n'GROW iLS4-240 in the iGS-020 outlet: an iLS4-240 with a 40 A circuit
breaker will feed 2 x 4,000 W, 240 V heaters or 2 x 3,750 W air conditioners for about 5 T of refrigeration.