Many states and local jurisdictions, as a standard, require an independent, manual reset, second low water cut off control. This is a factory-installed option and cannot be sold without a 5COM Series Steam Generator. Steam generator sold separately. Many states and local jurisdictions, as a standard, require an independent, manual reset, second low water cut off control Check with your jurisdiction if this needs to be ordered together with the 5COM Series Steam Generator This is a factory-installed option and cannot be sold without a 5COM Series Steam Generator US customer support and service