Battery Distribution Cluster f/Triple Outboard Engine w/Four Battery BanksBattery Dist Cluster Triple EngineThe 719-140A-DVSR was designed through popular demand for our 717-140A-DVSR cluster. This system is designed for triple outboard installations. Once again using multiple VSR&';s off each start battery giving combined charge from all 3 outboards into the house battery via VSR&';s.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner&';s Manual (pdf)