12V Starter Solenoid Relay 25661-1 Fit for Mercury 1997-1999 Sterndrive 900 SC

Starter Solenoid Relay for Mercury

This 12V starter solenoid relay is a replacement component for Mercury sterndrive models from 1997-1999, including the 900 SC series. It carries OEM reference number 25661-1 and delivers reliable switching of battery power to the starter motor during engine start.

Overview

This 12V starter solenoid relay for Mercury is an electromechanical switch that connects the battery to the starter motor when the ignition is activated. It is designed to match the electrical requirements of Mercury sterndrive engines, ensuring consistent cranking power. This starter solenoid relay for Mercury provides a dependable replacement for a failed or intermittent starting component.

Built For Performance

• 12V coil designed for standard marine electrical systems
• High-current contacts for reliable starter engagement
• Compact relay housing suits confined engine compartments
• Direct replacement for Mercury part number 25661-1

Fits These Machines

• for Mercury Sterndrive 900 SC (1997-1999)

On-The-Job Use

• Replaces faulty solenoid relay on Mercury sterndrive boats
• Restores starting function when ignition produces no crank
• Suitable for saltwater and freshwater marine environments

Specs At A Glance

Good To Know

Q: What are signs of a failing starter solenoid relay in a boat? A: Common signs include a clicking sound without engine cranking, intermittent starting, or no response when turning the key. Replacing a worn solenoid relay ensures reliable starts every time.

Q: Is this a direct fit for my Mercury sterndrive? A: This relay is designed for Mercury sterndrive models from 1997-1999, such as the 900 SC, matching the OEM reference 25661-1. Always verify your engine serial number to confirm compatibility.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.