Voltage Regulator for Lowrance units 16.4 voltsNow you can use the run and gun charger and not worry about voltage issues. This regulator will produce a steady clean voltage of 16. 4 all day long even when hooked up to a charger. This is a must for Lowrance units that cap their head units at 17. 0 volts. Unit can handle up to 15 amps of equipment draw. Use of 2 regulators is required if hooking up more than 3 power connections to it. New yellow wire is switch power and it is to be installed on