Sierra S18-5743 Mercury/Mariner Outboard Charging-System Voltage Regulator

Replaces 815279-3, 815279-5, 883072T

For Mercury engines with 16 amp or 40amp charging system model/years 1992 to present

*Note Black wire (not pictured) goes to engine ground.

Product code: S18-5743

Please compare the product code and specifications with the required application before ordering.