A modular energy harvesting portal comprising: a housing having a bay; a plurality of inverters (110a, 110b, 110c) including a first inverter having a first DC input for receiving a DC power signal from a first DC power source, a first AC output, and a first power rating, the first inverter converting DC power received at the first DC input to AC power and outputting AC power at the first AC output; a second inverter having a second DC input for receiving a DC power signal from a second DC power source, a second AC output, and a second power rating, the second inverter converting DC power received at the second DC input to AC power and outputting AC power at the second AC output, the plurality of inverters (110a, 110b, 110c) positioned in the bay; a controller configured to communicate with each of the plurality of inverters (110a, 110b, 110c); and an AC bus connecting the first AC output and the second AC output; the modular energy harvesting portal having a power rating dependent on the number of inverters in the plurality of inverters (110a, 110b, 110c) and the power rating of each of the inverters of the plurality of inverters (110a, 110b, 110c) characterized in that, the controller selectively controls a grid connection switch to couple the AC bus to one of an AC grid and a local load. a housing having a bay; a plurality of inverters (110a, 110b, 110c) including a first inverter having a first DC input for receiving a DC power signal from a first DC power source, a first AC output, and a first power rating, the first inverter converting DC power received at the first DC input to AC power and outputting AC power at the first AC output; a second inverter having a second DC input for receiving a DC power signal from a second DC power source, a second AC output, and a second power rating, the second inverter converting DC power received at the second DC input to AC power and outputting AC power at the second AC output, a first inverter having a first DC input for receiving a DC power signal from a first DC power source, a first AC output, and a first power rating, the first inverter converting DC power received at the first DC input to AC power and outputting AC power at the first AC output; a first DC input for receiving a DC power signal from a first DC power source, a first AC output, and a first power rating, the first inverter converting DC power received at the first DC input to AC power and outputting AC power at the first AC output; a second inverter having a second DC input for receiving a DC power signal from a second DC power source, a second AC output, and a second power rating, the second inverter converting DC power received at the second DC input to AC power and outputting AC power at the second AC output, a second DC input for receiving a DC power signal from a second DC power source, a second AC output, and a second power rating, the second inverter converting DC power received at the second DC input to AC power and outputting AC power at the second AC output, the plurality of inverters (110a, 110b, 110c) positioned in the bay; a controller configured to communicate with each of the plurality of inverters (110a, 110b, 110c); and an AC bus connecting the first AC output and the second AC output; the modular energy harvesting portal having a power rating dependent on the number of inverters in the plurality of inverters (110a, 110b, 110c) and the power rating of each of the inverters of the plurality of inverters (110a, 110b, 110c) characterized in that, the controller selectively controls a grid connection switch to couple the AC bus to one of an AC grid and a local load.