New Main Relay Assembly For 2002-2007 Honda Aquatrax F-12 F-12X 38580-HW1-672

Main Relay Assembly for Honda

This main relay assembly manages electrical power distribution to the fuel pump and ignition systems on personal watercraft, cross-referencing OEM part number 38580-HW1-672.

Overview

The main relay assembly ensures reliable electrical connections for your personal watercraft engine management system. A faulty main relay assembly can lead to no-start situations or sudden engine shutdown on the water. It is essential for watercraft owners preparing their machines for the summer season.

Built For Performance

• Sealed housing protects sensitive internal copper coils from water and humidity
• High-conductivity pins provide a stable current path without power drops
• Vibration-resistant mounting bracket prevents connection failure in rough water
• Compact direct-fit design allows quick installation in the electrical box

Fits These Machines

• for Honda Aquatrax F-12
• for Honda Aquatrax F-12X

On-The-Job Use

• Fixing intermittent engine stalling while operating in water
• Replacing corroded electrical relays inside the watercraft bilge area
• Restoring full electrical current to the fuel injection pump

Specs At A Glance

Good To Know

Q: Where is this main relay located on the Aquatrax? A: It is typically located inside the front grey electrical box near the battery under the hood.

Q: Can corrosion cause this relay to fail? A: Yes, salt water vapor and humidity can corrode the pins and internal contacts over time, making regular inspection critical.

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