The RS20AC is a home standby generator permanently connected to your house by an automatic transfer switch (not included). The generator operates on your homes existing natural gas (18kW) or LP Gas (20kW) supply.
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It monitors the power company distribution lines 24/7, then automatically starts and runs when it detects an outage and continues to run until the utility restores power. Remote internet access is fully functional and integrated into the generator controller.
Battery requirement is a Group 51R. 450 CCA which can be purchased locally.